Bolthole Index county-legal census · checked 2026-10-04
1 of South Dakota's 66 counties — 2% — allow tiny homes as a dwelling. That is the 40th-largest count of any state. The strongest of them on the Bolthole Index is Dewey County (46/100). 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 560 counties nationwide → South Dakota: no building codes → South Dakota: no zoning → South Dakota: no codes, no zoning → South Dakota: owner-builder → South Dakota: no minimum home size → Full South Dakota profile →
1 of 66 South Dakota counties · sorted by Index score
Tiny-home occupancy under county land-use rules in unincorporated Dewey County. No county zoning ordinance restricts the use; building, health, septic, floodplain, municipal, an…
2024 WarHawk District Hazard Mitigation Plan ↗Every county here has a full profile — water, land prices, hazard safety, seclusion, and the rest of its building rules. See the South Dakota state page for all 66 counties ranked, or go back to the national list.
Off-grid gear
Building on land in one of these South Dakota counties? The kit we'd start with:
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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.
