Hunt & Live

Jefferson County, MT

12,826 residents · 1,657 sq mi · 7.7/sq mi · 100% rural

Climate
41.2°F
17.8" rain/yr
Water
humid
Aridity index 1.08
Hardiness
Zone 7a
Winter low ~4.4°F

About Jefferson County

Jefferson County is a county in Montana, United States. As of the 2020 census, the population was 12,085. Its county seat is Boulder. The county was created in 1865 and named for President Thomas Jefferson.

65
Prepper Suitability
worsebetter
National rank: #693 of 3,109
Locator map
Location within the continental US

Prepper Assessment

Living in this area offers a blend of rural charm and natural beauty, with a low population density of 7.7 people per square mile, making it ideal for those seeking space. The climate features an annual mean temperature of 41.2°F, with a growing season suited to USDA zone 7a. Water availability is reasonable, with 17.8 inches of rainfall per year, although the humid classification may present challenges in certain months. The terrain may vary, but the remoteness can enhance self-sufficiency for dedicated homesteaders.

However, potential risks are notable. The county faces a high risk of landslides (FEMA rank 96) and wildfires (rank 89), which could impact safety and property. Winter weather poses additional challenges (rank 78), while earthquakes and cold waves also rank within the top hazards. The median home price of $354,700 may be a barrier for some, and while the violence percentile is relatively safe at 94/100, the overall disaster percentile at 21/100 indicates that natural hazards should be carefully considered.

This county may suit experienced homesteaders or those seeking a quiet, rural lifestyle, especially if they are prepared for the natural risks present. Those with a strong understanding of land management and disaster preparedness will thrive here. Conversely, individuals looking for urban amenities or lower-risk environments may find this area less appealing, particularly if the cost of housing or the potential for natural hazards is a dealbreaker.

AI-generated analysis based on county data (climate, hazards, density, housing, economy). For general orientation only.

Key Facts

Ranked #1,118 nationally
Out of 3,109 CONUS counties for composite prepper suitability.
#30 of 56 in MT
Ranked #30 of 56 counties statewide for prepper suitability.
Dominant hazard: landslide
FEMA ranks landslide risk at 96/100 here — the leading natural threat.
Sparse population
7.7 people per square mile — well below the CONUS average.
Climate profile
Classified as humid with a 41.2°F annual mean and 17.8" of annual precipitation. USDA hardiness zone 7a.
Housing & taxes
Median home value $354,700.

Score Breakdown

Violence
68
percentile (lower = safer)
Disasters
21
percentile (lower = safer)
Density
15
percentile (lower = emptier)
Overall FEMA Risk
21.6
NRI composite (0-100)

Natural Hazard Profile (FEMA NRI)

Avalanche 17
Cold Wave 63
Drought 20
Earthquake 65
Hail 20
Heat Wave 10
Riverine Flood 29
Ice Storm 7
Landslide 96
Lightning 59
Strong Wind 7
Tornado 6
Wildfire 89
Winter Weather 78

Monthly Climate (1991–2020 normals)

Average temperature
JFMAMJ JASOND
Monthly precipitation (inches)
JFMAMJ JASOND
Summer high
77.9°F
Winter low
14.4°F
Heating degree days
8,793
Cooling degree days
124

Housing & Economy

Median home value
$354,700
Median HH income
$73,875
Price to income
4.8×
Property tax rate
0.6%
~$2,114/yr median

Community Profile

Median age
47.4
Homeownership
83.1%
Poverty rate
5.1%
Unemployment
3.3%

Connectivity

Broadband households
57.8%
No internet access
8.1%

Explore Jefferson County Further

Similar Counties

Data sources. Prepper scores are national percentile ranks of firearm fatalities (County Health Rankings 2024 / CDC WONDER), FEMA National Risk Index 2023 composite disaster score, and population density (ACS 2022 + TIGER 2022 land area). Climate from NOAA nClimDiv 1991–2020 normals. Hardiness zone is estimated from climate data and may differ from the official USDA PHZM. Demographics and housing from Census ACS 5-year 2022. All scores are for comparison purposes only and do not constitute advice about where to live.