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Knik River, AK

Full City Profile · Alaska · Anchorage Municipality County

3.5 /5.0
B+ Good
858 Population 11/sq mi density
$100,417 Median Income $42,916 per capita
$266,800 Home Value $420,936 Zillow
$1,250 Median Rent 16.7% income on rent
37°F Avg Temperature 274 sunny days/yr
182 Violent Crime/100K 2,522 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$100,417 median income, 1.3% unemployment
A+
Affordability
5.0 / 5.0
$266,800 home value, $1,250/mo rent
F
Safety
1.0 / 5.0
182 violent crimes/100K
C+
Education
2.9 / 5.0
24.2% bachelor's degree or higher
Knik River has a cool climate with an average annual temperature of 37°F (3°C). Winters average 14°F in January while summers reach 60°F in July. The area gets 274 sunny days per year. Annual precipitation totals 16.6 inches. Air quality is rated Good with a median AQI of 21.

Temperature

14°F Jan (-10°C) 60°F Jul (16°C)
Annual Average37.0°F
31% below US avg
January Average14°F (-10°C)
July Average60°F (16°C)
Sunny Days274 days/yr

Geography

Elevation4,312 ft (1,314 m)
Area91.7 sq mi (237.4 km²)
Population Density11/sq mi
Coordinates61.4619°N, 149.0075°W
TimezoneAmerica/Anchorage
CountyAnchorage Municipality County
Nearest AirportTed Stevens Anchorage International (ANC)
38 miles away

Precipitation & Snow

Annual Rainfall 16.6"
56% below US avg
Wettest Month (Sep) 3.50"
Driest Month (Apr) 1.02"

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

6,976 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 M6.1 117 km
Dec 4, 2012 20 km ENE of Beluga, Alaska M5.8 97 km
May 24, 1995 26 km SSW of Anchorage, Alaska M5.5 78 km
Jul 4, 1996 33 km ESE of Skwentna, Alaska M5.4 105 km
Apr 25, 1994 19 km NE of Nikiski, Alaska M5.4 130 km
Jun 22, 2009 36 km E of Skwentna, Alaska M5.4 104 km
Dec 2, 1992 29 km WNW of Susitna, Alaska M5.4 108 km
Feb 27, 2021 5 km SSE of Point MacKenzie, Alaska M5.3 52 km
Jul 22, 1999 13 km ESE of Eagle River, Alaska M5.3 25 km
May 6, 1997 8 km NW of Knik-Fairview, Alaska M5.3 39 km
Feb 27, 2021 5 km SSE of Point MacKenzie, Alaska M5.3 52 km
Jul 28, 2011 8 km NE of Skwentna, Alaska M5.3 137 km
Feb 6, 2022 72 km S of Cantwell, Alaska M5.2 144 km
Apr 26, 1991 14 km WNW of Anchorage, Alaska M5.2 65 km
Sep 17, 2019 28 km NW of Susitna, Alaska M5.2 104 km
Dec 7, 1991 19 km E of Point Possession, Alaska M5.2 91 km
May 13, 1993 9 km ESE of Eureka Roadhouse, Alaska M5.1 117 km
May 18, 1993 16 km WNW of Hope, Alaska M5.1 73 km
Jun 16, 2011 14 km NE of Nikiski, Alaska M5.1 136 km
Feb 6, 2002 7 km SSW of Elmendorf Air Force Base, Alaska M5.1 47 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 51 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 139 109 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

1 volcano within 200 km. Closest: Spurr (174 km).

Name Type Elevation Last Eruption Distance
Spurr Stratovolcano 3,374 m (11,070 ft) 1992 174 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 84 km
2015 SOCKEYE 6,538 69 km
2019 MCKINLEY 3,436 80 km
2010 EKLUTNA 1,941 15 km
2019 DESHKA LANDING 1,285 67 km
2002 THURSDAY CREEK 1,046 93 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 14°F (-10°C) 1.6 in Coldest
February 18°F (-8°C) 1.5 in
March 20°F (-7°C) 1.3 in
April 29°F (-2°C) 1.0 in Driest
May 39°F (4°C) 1.2 in
June 48°F (9°C) 2.1 in
July 60°F (16°C) 2.6 in Warmest
August 50°F (10°C) 3.0 in
September 42°F (5°C) 3.5 in Wettest
October 29°F (-2°C) 2.6 in
November 20°F (-7°C) 1.9 in
December 17°F (-9°C) 2.0 in

Knik River has a seasonal temperature swing of 46°F / from 14°F in January to 60°F in July. Total annual precipitation is 24.3 inches, with September being the wettest month (3.5") and April the driest (1.0").

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