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Ucon, ID

Full City Profile · Idaho · Madison County County

3.2 /5.0
B Good
1,537 Population 1,689/sq mi density
$83,864 Median Income $41,254 per capita
$311,700 Home Value $433,289 Zillow
$920 Median Rent 35.8% income on rent
46°F Avg Temperature 302 sunny days/yr
25 Violent Crime/100K 1,847 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.6 / 5.0
$83,864 median income, 1.4% unemployment
A+
Affordability
4.6 / 5.0
$311,700 home value, $920/mo rent
F
Safety
1.0 / 5.0
25 violent crimes/100K
C+
Education
2.7 / 5.0
21.8% bachelor's degree or higher
Ucon experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 23°F in January while summers reach 70°F in July. The area gets 302 sunny days per year. Annual precipitation totals 13.5 inches. Air quality is rated Good with a median AQI of 33.

Temperature

23°F Jan (-5°C) 70°F Jul (21°C)
Annual Average45.9°F
15% below US avg
January Average23°F (-5°C)
July Average70°F (21°C)
Sunny Days302 days/yr

Geography

Elevation4,813 ft (1,467 m)
Area0.8 sq mi (2.0 km²)
Population Density1,689/sq mi
Coordinates43.5929°N, 111.9600°W
TimezoneAmerica/Boise
CountyMadison County County
Nearest AirportIdaho Falls Regional (IDA)
8 miles away

Precipitation & Snow

Annual Rainfall 13.5"
65% below US avg
Wettest Month (May) 1.57"
Driest Month (Jul) 0.83"

Air Quality

AQI Median33.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score58.6 / 100
Social Vulnerability25.9 / 100
Community Resilience57.8 / 100

Hazard Breakdown

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

Earthquake History

1,694 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.8. Most recent: M3.1 on Aug 13, 2025.

Feb 3, 1994 4 km SSE of Auburn, Wyoming M5.8 122 km
Apr 21, 2001 29 km WSW of Freedom, Idaho M5.3 87 km
Sep 2, 2017 12 km E of Soda Springs, Idaho M5.3 113 km
Aug 20, 1999 22 km NW of Lima, Montana M5.1 148 km
Sep 10, 2017 9 km NNW of Georgetown, Idaho M5.0 123 km
Jan 7, 2004 20 km ESE of Kelly, Wyoming M5.0 127 km
Aug 27, 2016 4 km ENE of Bondurant, Wyoming M4.8 136 km
Aug 5, 2010 19 km E of Kelly, Wyoming M4.8 126 km
Feb 11, 1994 3 km SSE of Auburn, Wyoming M4.8 121 km
Sep 3, 2017 15 km ESE of Soda Springs, Idaho M4.7 117 km
Sep 10, 2017 12 km ESE of Soda Springs, Idaho M4.7 117 km
Sep 3, 2017 10 km E of Soda Springs, Idaho M4.7 113 km
Feb 4, 1994 4 km WNW of Fairview, Wyoming M4.7 124 km
Sep 11, 2017 9 km NW of Georgetown, Idaho M4.7 124 km
Dec 28, 1993 38 km NE of Bondurant, Wyoming M4.7 148 km
Apr 9, 2019 9 km NE of Lima, Montana M4.6 130 km
Sep 6, 2017 11 km NNW of Georgetown, Idaho M4.6 121 km
Sep 4, 2017 13 km ESE of Soda Springs, Idaho M4.5 116 km
Feb 7, 1994 4 km SW of Fairview, Wyoming M4.5 129 km
Apr 5, 2011 28 km NNE of Spencer, Idaho M4.4 114 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

75 tornadoes (EF0+) within 100 km since 1950. Strongest: EF2. Total: 3 injuries.

Date Rating Distance Fatalities
Apr 7, 1978 EF2 12 km 0
Sep 26, 1959 EF2 35 km 0
May 31, 2018 EF1 66 km 0
Jun 1, 2002 EF1 19 km 0
Feb 14, 2000 EF1 39 km 0
Feb 14, 2000 EF1 71 km 0
Feb 14, 2000 EF1 30 km 0
Jul 20, 1999 EF1 95 km 0
May 31, 1997 EF1 51 km 0
Jun 2, 1992 EF1 11 km 0
Jun 4, 1991 EF1 15 km 0
Mar 25, 1991 EF1 68 km 0
Apr 17, 1988 EF1 15 km 0
Apr 17, 1988 EF1 15 km 0
Mar 23, 1988 EF1 21 km 0
Apr 11, 1985 EF1 36 km 0
May 15, 1984 EF1 31 km 0
Apr 21, 1981 EF1 9 km 0
Jul 8, 1980 EF1 14 km 0
Jul 27, 1972 EF1 54 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Nearby Volcanoes

5 volcanoes within 200 km. Closest: Hell's Half Acre (41 km).

Name Type Elevation Last Eruption Distance
Hell's Half Acre Shield 1,631 m (5,351 ft) -3250 41 km
Craters of the Moon Pyroclastic cone(s) 2,005 m (6,578 ft) -130 126 km
Wapi Lava Field Shield 1,604 m (5,262 ft) -300 129 km
Yellowstone Caldera(s) 2,805 m (9,203 ft) -1350 139 km
Black Butte Crater Lava Field Shield 1,478 m (4,849 ft) -8400 199 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: JEFFERSON (108,542 ac, 2010).

Year Name Acres Distance
2010 JEFFERSON 108,542 50 km
2019 SHEEP 107,233 62 km
2018 GRASSY RIDGE 106,164 61 km
2000 COFFEE POINT 73,480 82 km
2016 HENRYS CREEK 52,988 23 km
1999 CEDAR BUTTE 49,625 72 km
2011 T17 45,631 62 km
1999 INEEL FIRE 43,547 54 km
2003 DEEP 38,701 93 km
2000 COFFEE POINT NORTH 35,980 90 km
1992 SAGEHEN 26,663 57 km
2017 WILDHORSE 25,861 97 km
1998 TILDEN 2 23,183 51 km
2017 LAVA FLOW 22,217 78 km
2012 CEDAR BUTTE WSA 20,564 74 km
1994 BUTTE CITY 18,170 86 km
2012 RIDGE TOP 17,793 49 km
2017 DEER PARK 17,745 30 km
2005 ROUND BUTTE 16,856 78 km
2018 INDIAN BUTTE 12,897 87 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 23°F (-5°C) 1.0 in
February 25°F (-4°C) 0.9 in
March 34°F (1°C) 0.9 in
April 43°F (6°C) 1.1 in
May 51°F (11°C) 1.6 in Wettest
June 59°F (15°C) 1.5 in
July 70°F (21°C) 0.8 in Warmest, Driest
August 66°F (19°C) 0.8 in
September 56°F (13°C) 1.1 in
October 46°F (8°C) 1.0 in
November 32°F (-0°C) 1.2 in
December 22°F (-6°C) 1.1 in Coldest

Ucon has a seasonal temperature swing of 48°F / from 22°F in December to 70°F in July. Total annual precipitation is 13.0 inches, with May being the wettest month (1.6") and July the driest (0.8").

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