Bolthole Index

Montana · Off-grid & homestead potential

Broadwater County

74Index Score / 100
#6 of 56 in Montana

Broadwater County scores 74/100 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.

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Broadwater County in Montana

74
County map
Broadwater County highlighted among the Montana counties · colored by Index score

How Broadwater County scores

Seclusion79100% ev.
Self-Sufficiency42100% ev.
Admin Boringness8090% ev.
Durability48100% ev.
Property Autonomy83100% ev.
Carry Cost7496% 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 →

$535kTypical home
0.6%Property tax
$1,894Land / acre
15.4"Annual rain
13.2% of yrsSevere drought
1.1 / yr (+1)Mid-century 100°F days
18.9 daysMid-century dry spell
1.02" (+8.8%)Mid-century 1-day rain
1.25×Wildfire change factor
100%Forward climate coverage
$1,602Home insurance / yr
4.3% / yrInsurance growth
0.92%Nonrenewal rate
single ZIP shrunk to state medianInsurance basis
66People within 30 min
236,949People within 2 hr
5,068Radius comparison (15 mi)
6.7People / sq mi
36.7%Federal land
42.2%Land at 15% slope or less
23.5%Septic soil without severe limits
169,772 acWorkable land screen
31.5%Wooded land
23.9 tonsBiomass / forest ac
43°FAvg temp

Scout Broadwater 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 Broadwater County

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

  • Building permitNot required

    Broadwater County is not a certified local building-code jurisdiction on the Montana DLI list, so unincorporated areas fall under the State Building Codes Bureau, which does not require permits for most owner-occupied single-family homes.

    Montana DLI Certified City, County and Town Programs
  • County zoningNone county-wide

    Broadwater County has subdivision regulations and a growth policy but does not have comprehensive county zoning outside incorporated areas.

    Broadwater County 2020 Growth Policy
  • Septic permittingBroadwater County Environmental Health

    On-site wastewater (septic) permits are issued by Broadwater County Environmental Health, which uses its own county septic permit application.

    Broadwater County Environmental Health Septic Permit Application
  • 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 Broadwater County Community Development & Planning before you buy or build. Scouted Aug 2026 from official county sources.

Living off-grid in Broadwater County, Montana

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

Broadwater County scores 74/100 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.

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

Broadwater 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 Broadwater County Environmental Health. Rules change and cities within the county differ — always confirm with the county before you buy or build.

How much does land cost in Broadwater County, Montana?

Land in Broadwater County runs about $1,894 per acre, based on the latest county data.

What is the water situation in Broadwater County?

Broadwater County gets about 15.4" of rain a year, with severe drought in roughly 13.2% of years.

How remote is Broadwater County?

A representative private-land location has about 66 people within a 30-minute drive and 236,949 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 Broadwater 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 Broadwater compares in Montana

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