American Falls, ID
Full City Profile · Idaho · Power County County
2.9
/5.0
C+
Fair
4,636
Population
2,880/sq mi density
$58,376
Median Income
$22,568 per capita
$172,800
Home Value
$282,048 Zillow
$710
Median Rent
15.6% income on rent
49°F
Avg Temperature
288
Violent Crime/100K
288 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$58,376 median income, 7.2% unemployment
A+
Affordability
5.0 / 5.0
$172,800 home value, $710/mo rent
F
Safety
1.0 / 5.0
288 violent crimes/100K
C
Education
2.1 / 5.0
13.7% bachelor's degree or higher
American Falls experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 27°F in January while summers reach 73°F in July. Annual precipitation totals 11.1 inches. The area receives 34.9 inches of snow annually.
Temperature
27°F Jan (-3°C)
73°F Jul (23°C)
| Annual Average | 48.7°F |
| 10% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 73°F (23°C) |
Geography
| Elevation | 4,414 ft (1,345 m) |
| Area | 1.6 sq mi (4.2 km²) |
| Population Density | 2,880/sq mi |
| Coordinates | 42.7828°N, 112.8542°W |
| Timezone | America/Boise |
| County | Power County County |
| Nearest Airport | Pocatello Regional (PIH) 16 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 16.9 / 100 |
| Social Vulnerability | 25.1 / 100 |
| Community Resilience | 2.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Moderate |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.6 m (12 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1909 | UTAH | Earthquake | 3.6 m | - | 110 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Wapi Lava Field (32 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Wapi Lava Field | Shield | 1,604 m (5,262 ft) | -300 | 32 km |
| Hell's Half Acre | Shield | 1,631 m (5,351 ft) | -3250 | 86 km |
| Craters of the Moon | Pyroclastic cone(s) | 2,005 m (6,578 ft) | -130 | 88 km |
| Black Butte Crater Lava Field | Shield | 1,478 m (4,849 ft) | -8400 | 130 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 1.0 in | Coldest |
| February | 30°F (-1°C) | 0.7 in | |
| March | 41°F (5°C) | 1.0 in | |
| April | 48°F (9°C) | 1.3 in | |
| May | 57°F (14°C) | 1.5 in | Wettest |
| June | 64°F (18°C) | 1.2 in | |
| July | 73°F (23°C) | 0.5 in | Warmest |
| August | 71°F (22°C) | 0.5 in | Driest |
| September | 62°F (16°C) | 0.8 in | |
| October | 49°F (9°C) | 0.9 in | |
| November | 37°F (3°C) | 0.8 in | |
| December | 27°F (-3°C) | 0.9 in |
American Falls has a seasonal temperature swing of 47°F / from 27°F in January to 73°F in July. Total annual precipitation is 11.1 inches, with May being the wettest month (1.5") and August the driest (0.5").