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Larsen Bay, AK
Full City Profile · Alaska · Kodiak Island Borough County
2.9
/5.0
C+
Fair
108
Population
27/sq mi density
$44,375
Median Income
$45,276 per capita
$114,100
Home Value
$435,931 Zillow
41°F
Avg Temperature
200 sunny days/yr
647
Violent Crime/100K
4,157 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$44,375 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$114,100 home value, /mo rent
F
Safety
1.0 / 5.0
647 violent crimes/100K (70% above avg)
D
Education
1.8 / 5.0
10.5% bachelor's degree or higher
Larsen Bay has a cool climate with an average annual temperature of 41°F (5°C). Winters average 30°F in January while summers reach 54°F in July. The area gets 200 sunny days per year. Air quality is rated Good with a median AQI of 21.
Temperature
30°F Jan (-1°C)
54°F Jul (12°C)
| Annual Average | 40.5°F |
| 25% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 54°F (12°C) |
| Sunny Days | 200 days/yr |
Geography
| Elevation | 19 ft (6 m) |
| Area | 7.6 sq mi (19.7 km²) |
| Population Density | 27/sq mi |
| Coordinates | 57.5299°N, 154.0012°W |
| Timezone | America/Anchorage |
| County | Kodiak Island Borough County |
| Nearest Airport | Ted Stevens Anchorage International (ANC) 288 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 21.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 65.1 / 100 |
| Social Vulnerability | 33.2 / 100 |
| Community Resilience | 18.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | No Rating |
| Strong Wind | No Rating |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | No Rating |
| Landslide | Relatively Moderate |
| Coastal Flood | No Rating |
| Tsunami | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 30.0 m (98 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1788 | ALASKA PENINSULA, AK | Earthquake | 30.0 m | — | 84 km |
| 1854 | KODIAK ISLAND, AK | Eruption + Earthquake | 2.4 m | — | 134 km |
| 1970 | ANDREANOF ISLANDS, AK | Earthquake | 0.0 m | — | 7 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
6 volcanoes within 200 km. Closest: Katmai (101 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Katmai | Stratovolcano | 2,047 m (6,716 ft) | 1912 | 101 km |
| Trident | Stratovolcano | 1,864 m (6,115 ft) | 1974 | 102 km |
| Martin | Stratovolcano | 1,863 m (6,112 ft) | 1953 | 108 km |
| Ugashik-Peulik | Stratovolcano | 1,474 m (4,836 ft) | 1814 | 143 km |
| Ukinrek Maars | Maar(s) | 91 m (299 ft) | 1977 | 153 km |
| Chiginagak | Stratovolcano | 2,221 m (7,287 ft) | 1998 | 185 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 4.6 in | |
| February | 25°F (-4°C) | 3.5 in | Coldest |
| March | 25°F (-4°C) | 3.4 in | |
| April | 34°F (1°C) | 3.5 in | |
| May | 42°F (6°C) | 3.9 in | |
| June | 48°F (9°C) | 3.4 in | |
| July | 54°F (12°C) | 3.1 in | Warmest, Driest |
| August | 53°F (12°C) | 3.9 in | |
| September | 48°F (9°C) | 5.5 in | |
| October | 40°F (4°C) | 5.6 in | Wettest |
| November | 34°F (1°C) | 4.4 in | |
| December | 26°F (-3°C) | 4.6 in |
Larsen Bay has a seasonal temperature swing of 29°F / from 25°F in February to 54°F in July. Total annual precipitation is 49.3 inches, with October being the wettest month (5.6") and July the driest (3.1").