Bolthole Index county-legal census · checked 2026-09-11
98 of Iowa's 99 counties — 99% — let an owner build their own home without a licensed contractor. That is the 2nd-largest count of any state. The strongest of them on the Bolthole Index is Jefferson County (75/100). Every entry below cites the county’s own official source.
Rules change, and cities inside these counties set their own — treat this as a verified starting point, not legal advice. All 1516 counties nationwide → Iowa: no building codes → Iowa: no zoning → Iowa: no codes, no zoning → Iowa: no minimum home size → Full Iowa profile →
98 of 99 Iowa counties · sorted by Index score
Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing construction work or having construction work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor regist…
Iowa Code chapter 91C — Construction contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Iowa has no statewide residential contractor license; a property owner may apply for permits and act as their own builder on their own property (owner signature/applicant fields…
Polk County Building Services ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Statewide rule. A person performing work or having work performed on the person's own property, for purposes of Iowa Code chapter 91C contractor registration. The exemption is f…
Iowa Code 2026, Chapter 91C — Construction Contractors ↗Every county here has a full profile — water, land prices, hazard safety, seclusion, and the rest of its building rules. See the Iowa state page for all 99 counties ranked, or go back to the national list.
General guidance, not legal advice. Off-grid, building, and land-use rules are often set at the county level and change often. Verify with your county and state before acting. Data reviewed 2026-06-26.
