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Mackay, ID
Full City Profile · Idaho · Butte County County
2.9
/5.0
C+
Fair
719
Population
826/sq mi density
$41,474
Median Income
$27,238 per capita
$187,500
Home Value
$313,546 Zillow
$631
Median Rent
31.3% income on rent
42°F
Avg Temperature
310 sunny days/yr
213
Violent Crime/100K
852 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$41,474 median income, 0.0% unemployment
A
Affordability
4.1 / 5.0
$187,500 home value, $631/mo rent
F
Safety
1.0 / 5.0
213 violent crimes/100K
C+
Education
2.6 / 5.0
20.1% bachelor's degree or higher
Mackay has a cool climate with an average annual temperature of 42°F (6°C). Winters average 19°F in January while summers reach 67°F in July. The area gets 310 sunny days per year. Annual precipitation totals 9.9 inches. Air quality is rated Good with a median AQI of 33.
Temperature
19°F Jan (-7°C)
67°F Jul (19°C)
| Annual Average | 42.3°F |
| 22% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 67°F (19°C) |
| Sunny Days | 310 days/yr |
Geography
| Elevation | 5,905 ft (1,800 m) |
| Area | 0.9 sq mi (2.2 km²) |
| Population Density | 826/sq mi |
| Coordinates | 43.9120°N, 113.6127°W |
| Timezone | America/Boise |
| County | Butte County County |
| Nearest Airport | Idaho Falls Regional (IDA) 82 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 33.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0509 ppm |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 4.4 / 100 |
| Social Vulnerability | 45.7 / 100 |
| Community Resilience | 13.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Volcano | Very Low |
| Avalanche | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Craters of the Moon (56 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Craters of the Moon | Pyroclastic cone(s) | 2,005 m (6,578 ft) | -130 | 56 km |
| Black Butte Crater Lava Field | Shield | 1,478 m (4,849 ft) | -8400 | 101 km |
| Hell's Half Acre | Shield | 1,631 m (5,351 ft) | -3250 | 104 km |
| Wapi Lava Field | Shield | 1,604 m (5,262 ft) | -300 | 119 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 1.1 in | Coldest |
| February | 22°F (-6°C) | 0.9 in | |
| March | 28°F (-2°C) | 0.9 in | |
| April | 36°F (2°C) | 0.8 in | |
| May | 45°F (7°C) | 1.5 in | Wettest |
| June | 53°F (12°C) | 1.5 in | |
| July | 67°F (19°C) | 1.1 in | Warmest |
| August | 60°F (16°C) | 1.0 in | |
| September | 52°F (11°C) | 0.9 in | |
| October | 42°F (6°C) | 0.7 in | Driest |
| November | 29°F (-2°C) | 0.9 in | |
| December | 19°F (-7°C) | 1.1 in |
Mackay has a seasonal temperature swing of 48°F / from 19°F in January to 67°F in July. Total annual precipitation is 12.5 inches, with May being the wettest month (1.5") and October the driest (0.7").