Bolthole Index

Montana · Off-grid & homestead potential

Teton County

68Index Score / 100
#18 of 56 in Montana

Teton County scores 68/100 on the Bolthole Index, a strong county profile. Its strengths are a stronger property-autonomy legal backdrop and low administrative friction for a quiet rural property. The trade-offs: thin water margin (17.2″/yr rainfall).

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Teton County in Montana

68
County map
Teton County highlighted among the Montana counties · colored by Index score

How Teton County scores

Seclusion75100% ev.
Self-Sufficiency35100% ev.
Admin Boringness8290% ev.
Durability45100% ev.
Property Autonomy83100% ev.
Carry Cost80100% ev.

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 →

$364kTypical home
0.8%Property tax
$1,825Land / acre
17.2"Annual rain
14.1% of yrsSevere drought
1.2 / yr (+1.1)Mid-century 100°F days
22.5 daysMid-century dry spell
1.33" (+5.9%)Mid-century 1-day rain
1.24×Wildfire change factor
100%Forward climate coverage
$1,716Home insurance / yr
1.6% / yrInsurance growth
0.79%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
508People within 30 min
188,712People within 2 hr
2,230Radius comparison (15 mi)
2.8People / sq mi
22.8%Federal land
81%Land at 15% slope or less
14.8%Septic soil without severe limits
210,611 acWorkable land screen
15.3%Wooded land
17.1 tonsBiomass / forest ac
42°FAvg temp

Scout Teton County

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Property hunt

Find land. Bring the promising ones back.

Search live inventory elsewhere, then cost and vet each candidate here. No copied listings, account, or paid data feed.

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A planning estimate, not a valuation or contractor quote. The USDA benchmark includes farm land and buildings; it is context, not a parcel comp.

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Building & land-use rules in Teton County

What it takes to build here — permits, zoning, and septic — scouted from Teton County’s own official sources.

  • Building permitNot required

    Montana exempts single-family dwellings from state building permits outside certified local jurisdictions, and Teton County has not adopted a local building-code ordinance (its Planning Office issues only floodplain permits and zoning-absence letters).

    Montana DLI Building Codes Program - Building Permit FAQ
  • County zoningNone county-wide

    The county Planner issues letters to interested parties confirming the absence of zoning in the county.

    Teton County Montana - Planner
  • Septic permittingTeton County Sanitarian

    The County Sanitarian issues septic permits; parcels under 20 acres also require Montana DEQ approval of the wastewater system.

    Teton County Montana - Septic System Permitting
  • Owner-builderNot published

    Not published on an official source — confirm with the county.

  • Building inspectionsNot published

    Not published on an official source — confirm with the county.

  • Occupancy certificateNot published

    Not published on an official source — confirm with the county.

  • Septic permitNot published

    Not published on an official source — confirm with the county.

  • Septic inspectionNot published

    Not published on an official source — confirm with the county.

  • Off-grid sanitationNot published

    Not published on an official source — confirm with the county.

Always confirm current rules with Teton County Montana Planning Department / Sanitarian before you buy or build. Scouted Jul 2026 from official county sources.

Living off-grid in Teton County, Montana

Is Teton County a good place to live off-grid or homestead?

Teton County scores 68/100 on the Bolthole Index, a strong county profile. Its strengths: a stronger property-autonomy legal backdrop and low administrative friction for a quiet rural property. Watch-outs: thin water margin (17.2″/yr rainfall).

Do you need a building permit in Teton County, Montana?

Teton County does not require a county building permit for a home in unincorporated areas, and it has no county-wide zoning. Onsite septic is permitted by Teton County Sanitarian. Rules change and cities within the county differ — always confirm with the county before you buy or build.

How much does land cost in Teton County, Montana?

Land in Teton County runs about $1,825 per acre, based on the latest county data.

What is the water situation in Teton County?

Teton County gets about 17.2" of rain a year, with severe drought in roughly 14.1% of years.

How remote is Teton County?

A representative private-land location has about 508 people within a 30-minute drive and 188,712 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 Teton County means bringing your own water and power. The kit we’d start with:

WaterCrystal QuestFilter any source — well, rain, or creek — to drinking-clean.PowerBluettiSolar generators and home battery backup for living off the grid.

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How Teton compares in Montana

Compare side-by-side →See all 56 Montana counties ranked →