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Sutton-Alpine, AK

Full City Profile · Alaska · Anchorage Municipality County

3.0 /5.0
B Good
1,361 Population 24/sq mi density
$73,553 Median Income $30,953 per capita
$213,100 Home Value $420,936 Zillow
$1,023 Median Rent 30.8% income on rent
37°F Avg Temperature 274 sunny days/yr
182 Violent Crime/100K 2,522 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$73,553 median income, 4.8% unemployment
A+
Affordability
5.0 / 5.0
$213,100 home value, $1,023/mo rent
F
Safety
1.0 / 5.0
182 violent crimes/100K
C
Education
2.0 / 5.0
13.1% bachelor's degree or higher
Sutton-Alpine has a cool climate with an average annual temperature of 37°F (3°C). Winters average 16°F in January while summers reach 58°F in July. The area gets 274 sunny days per year. Annual precipitation totals 18.8 inches. Air quality is rated Good with a median AQI of 21.

Temperature

16°F Jan (-9°C) 58°F Jul (14°C)
Annual Average36.5°F
32% below US avg
January Average16°F (-9°C)
July Average58°F (14°C)
Sunny Days274 days/yr

Geography

Elevation1,055 ft (322 m)
Area58.0 sq mi (150.2 km²)
Population Density24/sq mi
Coordinates61.7414°N, 148.8742°W
TimezoneAmerica/Anchorage
CountyAnchorage Municipality County
Nearest AirportTed Stevens Anchorage International (ANC)
54 miles away

Precipitation & Snow

Annual Rainfall 18.8"
51% below US avg
Wettest Month (Sep) 3.03"
Driest Month (Apr) 0.87"

Air Quality

AQI Median21.0
RatingGood

Air Pollutants (EPA 2023)

CO (Carbon Monoxide)0.36 ppm
PM2.5 (Fine Particles)4.5 μg/m³

Natural Hazard Risk

Overall RiskRelatively High
Risk Score97.4 / 100
Social Vulnerability11.4 / 100
Community Resilience34.8 / 100

Hazard Breakdown

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

Earthquake History

7,150 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.1. Most recent: M3.3 on Aug 30, 2025.

May 31, 2021 73 km N of Chickaloon, Alaska M6.1 85 km
Dec 4, 2012 20 km ENE of Beluga, Alaska M5.8 115 km
May 24, 1995 26 km SSW of Anchorage, Alaska M5.5 105 km
Mar 8, 2000 33 km N of Skwentna, Alaska M5.4 144 km
Dec 2, 1992 29 km WNW of Susitna, Alaska M5.4 112 km
Jul 4, 1996 33 km ESE of Skwentna, Alaska M5.4 103 km
Jun 22, 2009 36 km E of Skwentna, Alaska M5.4 99 km
Sep 25, 2010 54 km NE of Chase, Alaska M5.4 128 km
Feb 27, 2021 5 km SSE of Point MacKenzie, Alaska M5.3 73 km
Dec 28, 1990 49 km S of Cantwell, Alaska M5.3 135 km
May 6, 1997 8 km NW of Knik-Fairview, Alaska M5.3 49 km
Feb 27, 2021 5 km SSE of Point MacKenzie, Alaska M5.3 73 km
Jul 28, 2011 8 km NE of Skwentna, Alaska M5.3 132 km
Jul 22, 1999 13 km ESE of Eagle River, Alaska M5.3 55 km
Dec 7, 1991 19 km E of Point Possession, Alaska M5.2 117 km
Apr 26, 1991 14 km WNW of Anchorage, Alaska M5.2 87 km
Sep 17, 2019 28 km NW of Susitna, Alaska M5.2 106 km
Feb 6, 2022 72 km S of Cantwell, Alaska M5.2 112 km
Feb 6, 2002 7 km SSW of Elmendorf Air Force Base, Alaska M5.1 74 km
Aug 25, 2004 48 km SSE of Nelchina, Alaska M5.1 131 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

1 tornado (EF0+) within 100 km since 1950. Strongest: EF0.

Date Rating Distance Fatalities
Apr 19, 2024 EF0 80 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 51.8 m (170 ft).

Year Location Cause Max Wave Deaths Distance
1964 PRINCE WILLIAM SOUND, AK Eruption + Earthquake 51.8 m 139 124 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

1 volcano within 200 km. Closest: Spurr (186 km).

Name Type Elevation Last Eruption Distance
Spurr Stratovolcano 3,374 m (11,070 ft) 1992 186 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Wildfire History

6 wildfires (100+ acres) within 100 km. Largest: SU RIVER (7,050 ac, 2007).

Year Name Acres Distance
2007 SU RIVER 7,050 74 km
2015 SOCKEYE 6,538 65 km
2019 MCKINLEY 3,436 67 km
2010 EKLUTNA 1,941 47 km
2019 DESHKA LANDING 1,285 69 km
2002 THURSDAY CREEK 1,046 93 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 16°F (-9°C) 1.2 in
February 17°F (-8°C) 1.1 in
March 21°F (-6°C) 1.0 in
April 30°F (-1°C) 0.9 in Driest
May 41°F (5°C) 1.1 in
June 48°F (9°C) 2.1 in
July 58°F (14°C) 2.7 in Warmest
August 49°F (9°C) 2.8 in
September 42°F (6°C) 3.0 in Wettest
October 29°F (-1°C) 2.0 in
November 18°F (-8°C) 1.5 in
December 16°F (-9°C) 1.5 in Coldest

Sutton-Alpine has a seasonal temperature swing of 42°F / from 16°F in December to 58°F in July. Total annual precipitation is 21.0 inches, with September being the wettest month (3.0") and April the driest (0.9").

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