Bolthole Index county-legal census · checked 2026-10-10
5 of New York's 62 counties — 8% — set no minimum dwelling size. That is the 25th-largest count of any state. The strongest of them on the Bolthole Index is Seneca County (61/100). 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 587 counties nationwide → New York: no zoning → New York: owner-builder → Full New York profile →
5 of 62 New York counties · sorted by Index score
County land-use minimum dwelling-size requirements in Seneca County. Seneca County states that its Code Enforcement Department has no authority over local zoning or land-use ord…
senecacountyny.gov ↗County-administered minimum dwelling-size requirement in Tompkins County. This conclusion is limited to County land-use authority. Individual municipalities, rather than the Cou…
Email Planning and Sustainability Department | Tompkins County ↗County-level zoning or land-use minimum dwelling-size requirement in Monroe County, including unincorporated areas; this claim does not negate municipal zoning or statewide buil…
Plan Forward: Why Plan? ↗County-level minimum dwelling-size requirements in Suffolk County, including unincorporated areas. Suffolk County has no direct powers of zoning or general land-use control acco…
Suffolk County Planning Commission Minutes: November 5, 2003 ↗County zoning minimum-dwelling-size standards in unincorporated Orange County. No county zoning ordinance is identified; municipal zoning, building-code, and health rules may st…
Map Resources | Orange County, NY ↗Every county here has a full profile — water, land prices, hazard safety, seclusion, and the rest of its building rules. See the New York state page for all 62 counties ranked, or go back to the national list.
Off-grid gear
Building on land in one of these New York 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.
