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Iron Mountain Lake, MO

Full City Profile · Missouri

2.6 /5.0
C+ Fair
789 Population 403/sq mi density
$30,395 Median Income $16,179 per capita
$38,600 Home Value $66,640 Zillow
$715 Median Rent 26.7% income on rent
55°F Avg Temperature 258 sunny days/yr
566 Violent Crime/100K 707 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.1 / 5.0
$30,395 median income, 1.1% unemployment
A+
Affordability
5.0 / 5.0
$38,600 home value, $715/mo rent
F
Safety
1.0 / 5.0
566 violent crimes/100K (49% above avg)
F
Education
1.2 / 5.0
2.3% bachelor's degree or higher
Iron Mountain Lake experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 30°F in January while summers reach 77°F in July. The area gets 258 sunny days per year. Annual precipitation totals 42.8 inches. The area receives 8.2 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

30°F Jan (-1°C) 77°F Jul (25°C)
Annual Average54.6°F
1% above US avg
January Average30°F (-1°C)
July Average77°F (25°C)
Sunny Days258 days/yr

Geography

Elevation1,050 ft (320 m)
Area2.1 sq mi (5.4 km²)
Population Density403/sq mi
Coordinates37.6891°N, 90.6186°W
TimezoneAmerica/Chicago
Nearest AirportFarmington Regional (FAM)
14 miles away

Precipitation & Snow

Annual Rainfall 42.8"
13% above US avg
Snowfall 8.2"
Wettest Month (May) 4.45"
Driest Month (Jan) 2.24"

Air Quality

AQI Median41.0
RatingGood

Earthquake History

116 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.8. Most recent: M2.9 on Jun 27, 2025.

Sep 26, 1990 4 km SE of Chaffee, Missouri M4.8 107 km
May 4, 1991 2 km NNW of Risco, Missouri M4.5 143 km
Feb 5, 1994 2 km WNW of Dongola, Illinois M4.2 131 km
Jun 7, 2011 18 km NNW of Potosi, Missouri M3.9 50 km
Jul 7, 1991 11 km ENE of Brandsville, Missouri M3.9 140 km
Feb 21, 2012 4 km SSE of Bertrand, Missouri M3.9 139 km
Aug 22, 2000 19 km WNW of Maynard, Arkansas M3.9 142 km
Oct 21, 1999 9 km NW of Maynard, Arkansas M3.9 138 km
Aug 16, 2003 5 km W of Thomasville, Missouri M3.7 132 km
Sep 22, 2011 6 km E of Grandin, Missouri M3.6 98 km
Jun 15, 2004 3 km S of Canalou, Missouri M3.5 135 km
Aug 27, 1993 5 km SSE of Olympian Village, Missouri M3.3 47 km
Feb 6, 1993 6 km NNW of Catron, Missouri M3.3 138 km
Dec 27, 1992 2 km E of Pocahontas, Missouri M3.2 91 km
Apr 6, 1994 2 km NE of Tamaroa, Illinois M3.2 134 km
Oct 21, 1999 10 km NW of Maynard, Arkansas M3.1 138 km
May 15, 2014 4 km W of Malden, Missouri M3.1 137 km
Mar 31, 1993 3 km WNW of East Prairie, Missouri M3.1 145 km
Mar 12, 2002 6 km S of Marble Hill, Missouri M3.1 76 km
May 30, 2010 7 km S of Catron, Missouri M3.1 150 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

454 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 74 fatalities, 868 injuries.

Date Rating Distance Fatalities
Feb 28, 2017 EF4 54 km 1
Sep 22, 2006 EF4 69 km 0
Apr 24, 2002 EF4 84 km 0
Jun 22, 1969 EF4 8 km 4
Jun 22, 1969 EF4 51 km 2
Dec 21, 1967 EF4 45 km 3
Feb 10, 1959 EF4 94 km 21
May 21, 1957 EF4 96 km 7
Feb 24, 1956 EF4 89 km 6
Oct 24, 2021 EF3 19 km 0
Oct 24, 2021 EF3 26 km 0
Feb 29, 2012 EF3 96 km 1
May 25, 2011 EF3 99 km 0
Dec 31, 2010 EF3 90 km 1
Mar 11, 2006 EF3 56 km 2
Mar 11, 2006 EF3 54 km 0
May 6, 2003 EF3 90 km 0
Apr 27, 2002 EF3 71 km 1
Jun 1, 1999 EF3 99 km 0
Apr 19, 1996 EF3 66 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: STEGALL MOUNTAIN (6,979 ac, 2022).

Year Name Acres Distance
2022 STEGALL MOUNTAIN 6,979 84 km
2010 WYLIE KING 1 6,077 88 km
2015 15 STEGAL MOUNTAIN 5,112 85 km
2011 MINNINGHAW 4,792 69 km
2009 STEGAL MTN. COMPLEX 4,717 85 km
2017 UNNAMED 4,602 69 km
2021 MILLER KING 4,130 86 km
2022 SMITH MILL HOLLOW 3,978 45 km
1999 STEGALL99 3,415 85 km
2013 UNNAMED 3,313 84 km
2005 UNNAMED 3,252 70 km
2021 VICTORY 1-7 3,237 91 km
2021 COUNCIL BLUFF 3,035 28 km
2022 LITTLE CREEK 3,004 70 km
2013 UNNAMED 2,963 79 km
2021 HODGE HOLLOW 2,922 71 km
2024 COUNCIL BLUFF WEST RX 2,846 28 km
2004 04 RX CAMPBELL/BEAVER 2,772 82 km
2005 UNNAMED 2,751 32 km
2005 MCKENZIE HILL 2,722 56 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 30°F (-1°C) 2.2 in Coldest, Driest
February 35°F (2°C) 2.4 in
March 45°F (7°C) 4.1 in
April 55°F (13°C) 4.2 in
May 63°F (17°C) 4.5 in Wettest
June 72°F (22°C) 3.5 in
July 77°F (25°C) 3.6 in Warmest
August 75°F (24°C) 3.9 in
September 68°F (20°C) 3.6 in
October 57°F (14°C) 3.0 in
November 45°F (7°C) 4.3 in
December 35°F (2°C) 3.5 in

Iron Mountain Lake has a seasonal temperature swing of 47°F / from 30°F in January to 77°F in July. Total annual precipitation is 42.7 inches, with May being the wettest month (4.5") and January the driest (2.2").

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