Bolthole Index county-legal census · checked 2026-10-04
1 of New Hampshire's 10 counties — 10% — set no minimum dwelling size. That is the 37th-largest count of any state. The strongest of them on the Bolthole Index is Rockingham County (47/100). 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 564 counties nationwide → New Hampshire: no zoning → New Hampshire: owner-builder → New Hampshire: tiny homes → Full New Hampshire profile →
1 of 10 New Hampshire counties · sorted by Index score
Minimum dwelling-size requirements imposed by Rockingham County within its municipalities. Rockingham County does not regulate land use within municipalities; municipal zoning a…
Rockingham County Housing and Community Development Plan, January 1998 ↗Every county here has a full profile — water, land prices, hazard safety, seclusion, and the rest of its building rules. See the New Hampshire state page for all 10 counties ranked, or go back to the national list.
Off-grid gear
Building on land in one of these New Hampshire 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.
