Idaho · Off-grid & homestead potential
Lewis County scores 71/100 on the Bolthole Index, a strong county profile. Its strengths are a stronger property-autonomy legal backdrop and deep seclusion — about 25 people within a 30-minute drive. The trade-offs: more administrative friction around building and land use.
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Evidence strength: 98%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →
Scout Lewis County
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Property hunt
Search live inventory elsewhere, then cost and vet each candidate here. No copied listings, account, or paid data feed.
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Working estimate
A planning estimate, not a valuation or contractor quote. The USDA benchmark includes farm land and buildings; it is context, not a parcel comp.
Before an offer
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What it takes to build here — permits, zoning, and septic — scouted from Lewis County’s own official sources.
Lewis County has adopted a Building Safety Ordinance (IBC/IRC with Idaho amendments) and building permits are obtained through the county Planning and Zoning office for unincorporated construction.
Lewis County Idaho Planning and Zoning ↗Lewis County administers a Zoning and Development Ordinance (No. 1997-2) establishing zoning districts and land use permitting.
Lewis County Zoning and Development Ordinance No. 1997-2 ↗Onsite septic systems in Lewis County are permitted by Public Health - Idaho North Central District (Kamiah office), one of Idaho's seven public health districts.
Public Health - Idaho North Central District, Septic Systems ↗Not published on an official source — confirm with the county.
Not published on an official source — confirm with the county.
Not published on an official source — confirm with the county.
Idaho DEQ states that septic systems are overseen by public health districts and that a permit is required for onsite systems; Lewis County's district-specific administration remains under that state health-district framework.
Idaho Department of Environmental Quality - Septic and Septage ↗Not published on an official source — confirm with the county.
Not published on an official source — confirm with the county.
Always confirm current rules with Lewis County Idaho Planning and Zoning before you buy or build. Scouted Jul 2026 from official county sources.
Lewis County scores 71/100 on the Bolthole Index, a strong county profile. Its strengths: a stronger property-autonomy legal backdrop and deep seclusion — about 25 people within a 30-minute drive. Watch-outs: more administrative friction around building and land use.
Lewis County generally requires a residential building permit, and it enforces county zoning. Onsite septic is permitted by Public Health - Idaho North Central District. Rules change and cities within the county differ — always confirm with the county before you buy or build.
Land in Lewis County runs about $2,819 per acre, based on the latest county data.
Lewis County gets about 24.9" of rain a year, with severe drought in roughly 8.6% of years.
A representative private-land location has about 25 people within a 30-minute drive and 102,845 within two hours. The road-network catchments count population across county lines and clusters of smaller cities; straight-line radius values remain available as a comparison.
Off-grid gear
Going off-grid in Lewis County means bringing your own water and power. The kit we’d start with:
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