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Basin, MT

Full City Profile · Montana · Jefferson County County

3.1 /5.0
B Good
360 Population 28/sq mi density
$49,167 Median Income $40,414 per capita
$228,600 Home Value $340,651 Zillow
43°F Avg Temperature 273 sunny days/yr
585 Violent Crime/100K 1,420 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$49,167 median income, 0.0% unemployment
A
Affordability
4.1 / 5.0
$228,600 home value, /mo rent
F
Safety
1.0 / 5.0
585 violent crimes/100K (54% above avg)
B
Education
3.2 / 5.0
28.0% bachelor's degree or higher
Basin has a cool climate with an average annual temperature of 43°F (6°C). Winters average 24°F in January while summers reach 65°F in July. The area gets 273 sunny days per year. Annual precipitation totals 10.8 inches. Air quality is rated Good with a median AQI of 26.

Temperature

24°F Jan (-5°C) 65°F Jul (19°C)
Annual Average42.6°F
21% below US avg
January Average24°F (-5°C)
July Average65°F (19°C)
Sunny Days273 days/yr

Geography

Elevation6,429 ft (1,960 m)
Area12.7 sq mi (33.0 km²)
Population Density28/sq mi
Coordinates46.2835°N, 112.2871°W
TimezoneAmerica/Denver
CountyJefferson County County
Nearest AirportHelena Regional (HLN)
27 miles away

Precipitation & Snow

Annual Rainfall 10.8"
72% below US avg
Wettest Month (Jun) 2.36"
Driest Month (Feb) 0.55"

Air Quality

AQI Median26.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score21.6 / 100
Social Vulnerability24.0 / 100
Community Resilience34.4 / 100

Hazard Breakdown

Tornado Very Low
Earthquake Relatively Low
Wildfire Relatively Moderate
Flood Very Low
Hail Very Low
Strong Wind Very Low
Heat Wave Very Low
Winter Weather Relatively Moderate
Lightning Relatively Moderate
Ice Storm Very Low
Drought Very Low
Cold Wave Relatively Low
Landslide Relatively Moderate
Avalanche Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

528 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.8. Most recent: M2.9 on Aug 15, 2025.

Jul 6, 2017 11 km SE of Lincoln, Montana M5.8 70 km
Jul 26, 2005 16 km N of Dillon, Montana M5.6 105 km
Jul 6, 2017 15 km S of Lincoln, Montana M5.0 66 km
May 8, 2007 8 km NNW of Alder, Montana M4.4 100 km
Jul 6, 2017 14 km SE of Lincoln, Montana M4.4 67 km
Jan 30, 2016 19 km E of Lincoln, Montana M4.3 74 km
Oct 28, 1998 18 km S of Whitehall, Montana M4.3 66 km
Aug 16, 2019 4 km NW of Manhattan, Montana M4.2 84 km
Jun 18, 2006 6 km S of Pony, Montana M4.1 81 km
Aug 6, 2019 3 km NW of Manhattan, Montana M4.1 85 km
Oct 7, 2024 11 km E of Dillon, Montana M4.1 119 km
Apr 8, 2000 8 km ENE of Townsend, Montana M4.1 68 km
Sep 3, 2016 16 km S of Whitehall, Montana M4.0 63 km
Jul 27, 2005 18 km N of Dillon, Montana M4.0 103 km
Jun 28, 2000 21 km SE of Clinton, Montana M4.0 103 km
Jul 6, 2017 14 km SSE of Lincoln, Montana M4.0 66 km
Jan 18, 2006 18 km NNE of Dillon, Montana M4.0 104 km
Jul 19, 2002 43 km NE of Seeley Lake, Montana M4.0 140 km
Mar 6, 2009 18 km S of Whitehall, Montana M4.0 66 km
Jul 17, 2017 12 km ESE of Lincoln, Montana M4.0 70 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

16 tornadoes (EF0+) within 100 km since 1950. Strongest: EF1.

Date Rating Distance Fatalities
Jun 28, 1982 EF1 32 km 0
May 29, 1965 EF1 90 km 0
Sep 15, 1997 EF0 47 km 0
Jul 2, 1997 EF0 86 km 0
Jul 2, 1997 EF0 86 km 0
Jun 27, 1997 EF0 38 km 0
Jun 15, 1996 EF0 90 km 0
May 17, 1994 EF0 70 km 0
Jun 21, 1993 EF0 74 km 0
Jun 11, 1993 EF0 42 km 0
Jul 9, 1992 EF0 60 km 0
Jun 12, 1992 EF0 55 km 0
Aug 11, 1988 EF0 72 km 0
May 4, 1971 EF0 66 km 0
May 17, 1962 EF0 51 km 0
Jul 22, 1960 EF0 42 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: TOSTON-MAUDLOW (80,383 ac, 2000).

Year Name Acres Distance
2000 TOSTON-MAUDLOW 80,383 80 km
2021 WOODS CREEK 55,836 83 km
2021 ALDER CREEK 38,189 86 km
2003 LINCOLN COMPLEX (SNOWBANK) 36,987 93 km
1988 CANYON CREEK 35,865 42 km
2017 ALICE CREEK 29,971 96 km
1984 NORTH HILL 27,162 65 km
2000 CANYON FERRY COMPLEX (CAVE GULCH) 26,997 69 km
2021 HAYSTACK 26,118 15 km
2007 MERIWETHER 18,865 75 km
2017 PARK CREEK 17,915 91 km
2012 BEAR TRAP 2 14,875 92 km
2000 CANYON FERRY COMPLEX (BUCKSNORT) 14,843 55 km
2007 PATTENGAIL CREEK 13,471 96 km
1990 BEARTOOTH COMPLEX 13,462 85 km
2000 BOULDER COMPLEX (HIGH ORE ROAD) 9,625 11 km
1988 COMBINATION 8,588 85 km
2015 EUSTIS 8,469 69 km
2015 COTTONWOOD GULCH 8,100 82 km
2009 INDIAN TRAIL 4,592 83 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 24°F (-5°C) 0.8 in
February 24°F (-4°C) 0.6 in Driest
March 29°F (-2°C) 0.9 in
April 36°F (2°C) 1.1 in
May 44°F (7°C) 2.2 in
June 52°F (11°C) 2.4 in Wettest
July 65°F (19°C) 1.5 in Warmest
August 58°F (15°C) 1.6 in
September 49°F (10°C) 1.5 in
October 40°F (5°C) 0.8 in
November 28°F (-2°C) 0.7 in
December 21°F (-6°C) 0.8 in Coldest

Basin has a seasonal temperature swing of 45°F / from 21°F in December to 65°F in July. Total annual precipitation is 14.9 inches, with June being the wettest month (2.4") and February the driest (0.6").

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