Hunt & Live

Lewis and Clark County, MT

73,832 residents · 3,458 sq mi · 21.3/sq mi · 26% rural

Climate
41.2°F
22.3" rain/yr
Water
humid
Aridity index 1.35
Hardiness
Zone 7b
Winter low ~5.2°F

About Lewis and Clark County

Lewis and Clark County is a county located in the U.S. state of Montana. As of the 2020 census, the population was 70,973. Its county seat and most populous city is Helena, the state capital. The numerical designation for Lewis and Clark County is 5. The county was established on June 2, 1865, as one of the nine original counties of the Territory of Montana named Edgerton County in honor of Sidney Edgerton, first Governor of the Territory of Montana, and was renamed Lewis and Clark County on March 1, 1868, in honor of explorers Meriwether Lewis and William Clark. Lewis and Clark County is part of the Helena, Montana Micropolitan Statistical Area, and comprises the entirety of the Helena media market.

59
Prepper Suitability
worsebetter
National rank: #963 of 3,109
Locator map
Location within the continental US

Prepper Assessment

Living in this area offers a mix of rural and urban environments, with a population density of 21.3 people per square mile. The climate is characterized by an annual mean temperature of 41.2°F and a growing season suitable for USDA zone 7b, allowing for a variety of crops. The county receives 22.3 inches of rain annually, supporting potential for self-sufficient living, though winter temperatures can drop to 15.2°F, which may challenge year-round agriculture.

The county faces several natural hazards, including a high risk of winter weather (FEMA rank 98) and wildfires (rank 93), which could impact living conditions and safety. The cost of housing is relatively high, with a median home price of $332,000, and the effective property tax rate is 0.85%. While the area has a lower violence percentile (70/100), the overall disaster percentile of 71 indicates a moderate level of risk from various natural threats.

This county may suit individuals or families seeking a balance of rural lifestyle and access to urban amenities, particularly those comfortable with the risks associated with winter weather and wildfires. Those who thrive here will likely be adaptable and prepared for seasonal challenges. However, the higher cost of housing could be a dealbreaker for budget-conscious preppers or those seeking a more affordable homesteading option.

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

Key Facts

Ranked #1,986 nationally
Out of 3,109 CONUS counties for composite prepper suitability.
#46 of 56 in MT
Ranked #46 of 56 counties statewide for prepper suitability.
Dominant hazard: winter weather
FEMA ranks winter weather risk at 98/100 here — the leading natural threat.
Sparse population
21.3 people per square mile — well below the CONUS average.
Climate profile
Classified as humid with a 41.2°F annual mean and 22.3" of annual precipitation. USDA hardiness zone 7b.
Housing & taxes
Median home value $332,000.

Score Breakdown

Violence
23
percentile (lower = safer)
Disasters
71
percentile (lower = safer)
Density
30
percentile (lower = emptier)
Overall FEMA Risk
71.2
NRI composite (0-100)

Natural Hazard Profile (FEMA NRI)

Avalanche 80
Cold Wave 95
Drought 23
Earthquake 87
Hail 10
Heat Wave 35
Riverine Flood 65
Ice Storm 16
Landslide 95
Lightning 66
Strong Wind 21
Tornado 9
Wildfire 93
Winter Weather 98

Monthly Climate (1991–2020 normals)

Average temperature
JFMAMJ JASOND
Monthly precipitation (inches)
JFMAMJ JASOND
Summer high
77.7°F
Winter low
15.2°F
Heating degree days
8,762
Cooling degree days
112

Housing & Economy

Median home value
$332,000
Median HH income
$71,967
Price to income
4.6×
Property tax rate
0.85%
~$2,807/yr median

Community Profile

Median age
41.2
Homeownership
70.5%
Poverty rate
9.4%
Unemployment
3.4%

Connectivity

Broadband households
70.5%
No internet access
9.6%

Explore Lewis and Clark 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.