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St. Ann Highlands, CO

Full City Profile · Colorado · Gilpin County County

3.7 /5.0
B+ Good
483 Population 347/sq mi density
$182,568 Median Income $91,953 per capita
$880,700 Home Value $658,701 Zillow
44°F Avg Temperature 326 sunny days/yr
4,918 Violent Crime/100K 187,705 property/100K
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$182,568 median income, 0.0% unemployment
B+
Affordability
4.0 / 5.0
$880,700 home value, /mo rent
F
Safety
1.0 / 5.0
4,918 violent crimes/100K (1194% above avg)
A+
Education
5.0 / 5.0
77.0% bachelor's degree or higher
St. Ann Highlands has a cool climate with an average annual temperature of 44°F (7°C). Winters average 28°F in January while summers reach 65°F in July. The area gets 326 sunny days per year. Annual precipitation totals 20.3 inches. The area receives 99.1 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

28°F Jan (-2°C) 65°F Jul (18°C)
Annual Average43.9°F
19% below US avg
January Average28°F (-2°C)
July Average65°F (18°C)
Sunny Days326 days/yr

Geography

Elevation8,284 ft (2,525 m)
Area1.4 sq mi (3.5 km²)
Population Density347/sq mi
Coordinates39.9873°N, 105.4558°W
TimezoneAmerica/Denver
CountyGilpin County County
Nearest AirportNorthern Colorado Regional (FNL)
40 miles away

Precipitation & Snow

Annual Rainfall 20.3"
47% below US avg
Snowfall 99.1"
Wettest Month (Jul) 2.24"
Driest Month (Feb) 0.94"

Air Quality

AQI Median41.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0518 ppm

Natural Hazard Risk

Overall RiskVery Low
Risk Score6.4 / 100
Social Vulnerability12.8 / 100
Community Resilience79.3 / 100

Hazard Breakdown

Tornado Very Low
Earthquake Very Low
Wildfire Relatively Low
Flood Very Low
Hail Relatively Low
Strong Wind Very Low
Heat Wave No Rating
Winter Weather Relatively Low
Lightning Relatively Low
Ice Storm Very Low
Drought No Rating
Cold Wave Very Low
Landslide Relatively Low
Volcano Very Low
Avalanche Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

42 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.0. Most recent: M2.7 on Jun 13, 2025.

Dec 25, 1994 9 km NE of Larkspur, Colorado M4.0 95 km
Dec 23, 1995 7 km WNW of Rock Creek Park, Colorado M3.5 147 km
Jun 6, 2011 17 km NNW of Oak Creek, Colorado M3.5 142 km
Apr 10, 2011 12 km N of Oak Creek, Colorado M3.4 133 km
Aug 21, 2012 12 km SSW of Gypsum, Colorado M3.4 140 km
Jan 18, 1997 8 km SE of Westcreek, Colorado M3.3 103 km
Jun 1, 2014 9 km NNW of Kersey, Colorado M3.2 90 km
Jul 22, 2001 6 km WNW of Woodland Park, Colorado M3.1 111 km
Jul 8, 1993 9 km ENE of Aspen, Colorado M3.1 137 km
Sep 2, 2024 21 km NW of Steamboat Springs, Colorado M3.1 150 km
Sep 12, 1990 13 km NW of Silverthorne, Colorado M3.0 72 km
Feb 7, 2000 19 km NE of Steamboat Springs, Colorado M3.0 123 km
Mar 30, 2019 7 km NE of Greeley, Colorado M2.9 88 km
Feb 26, 2008 29 km WNW of Westcreek, Colorado M2.9 79 km
Jan 1, 2003 6 km SE of Aspen, Colorado M2.9 145 km
Jan 19, 1997 8 km SE of Westcreek, Colorado M2.9 103 km
Oct 27, 2013 17 km NNW of Oak Creek, Colorado M2.8 141 km
Jul 30, 2000 7 km SW of Steamboat Springs, Colorado M2.8 132 km
Apr 30, 2008 3 km SW of Steamboat Springs, Colorado M2.8 131 km
Oct 13, 2002 13 km S of Norrie, Colorado M2.8 135 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

512 tornadoes (EF0+) within 100 km since 1950. Strongest: EF3. Total: 1 fatality, 158 injuries.

Date Rating Distance Fatalities
Jun 4, 2015 EF3 43 km 0
May 22, 2008 EF3 66 km 1
Jun 15, 1988 EF3 53 km 0
Jun 12, 1982 EF3 81 km 0
May 18, 1975 EF3 65 km 0
May 15, 1952 EF3 84 km 0
Jun 7, 2021 EF2 50 km 0
Jul 31, 1996 EF2 94 km 0
Jul 13, 1996 EF2 92 km 0
Jun 9, 1990 EF2 91 km 0
Jun 15, 1988 EF2 53 km 0
Jun 5, 1988 EF2 41 km 0
Jun 5, 1988 EF2 33 km 0
Jul 2, 1987 EF2 63 km 0
Jun 20, 1987 EF2 75 km 0
Jun 8, 1986 EF2 75 km 0
Jun 8, 1986 EF2 56 km 0
Jul 19, 1985 EF2 71 km 0
May 18, 1984 EF2 76 km 0
May 18, 1984 EF2 69 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: CAMERON PEAK (208,910 ac, 2020).

Year Name Acres Distance
2020 CAMERON PEAK 208,910 71 km
2020 EAST TROUBLESOME 188,924 53 km
2002 HAYMAN 129,417 87 km
2012 HIGH PARK 90,769 75 km
2018 SILVER CREEK 20,725 100 km
2020 WILLIAMS FORK 14,679 48 km
1996 BUFFALO CREEK 11,690 70 km
2000 BOBCAT 10,444 56 km
2020 CALWOOD 9,836 22 km
2000 HIGH MEADOWS 9,607 66 km
2004 PICNIC ROCK 9,014 84 km
2001 MVD PSFRXASST 4 7,375 89 km
2021 MARSHALL 6,286 24 km
2010 FOURMILE CANYON 5,865 9 km
2002 BIG ELK 4,348 34 km
2012 LOWER NORTH FORK FIRE 3,436 64 km
2003 OVERLAND 3,232 18 km
2009 OLD STAGE 3,160 19 km
2011 CRYSTAL FIRE 2,855 65 km
2002 SCHOONOVER 2,821 86 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 28°F (-2°C) 1.0 in
February 26°F (-3°C) 0.9 in Coldest, Driest
March 30°F (-1°C) 1.3 in
April 36°F (2°C) 1.9 in
May 45°F (7°C) 2.2 in
June 54°F (12°C) 1.9 in
July 65°F (18°C) 2.2 in Warmest, Wettest
August 58°F (15°C) 2.2 in
September 51°F (11°C) 1.5 in
October 42°F (5°C) 1.2 in
November 31°F (-1°C) 1.1 in
December 26°F (-3°C) 1.1 in

St. Ann Highlands has a seasonal temperature swing of 39°F / from 26°F in February to 65°F in July. Total annual precipitation is 18.5 inches, with July being the wettest month (2.2") and February the driest (0.9").

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