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Mill Run, PA
Full City Profile · Pennsylvania · Blair County County
2.2
/5.0
C
Fair
162
Population
540/sq mi density
$61,447
Median Income
$24,030 per capita
47°F
Avg Temperature
275 sunny days/yr
348
Violent Crime/100K
1,949 property/100K
C
Overall
2.2 / 5.0
Fair overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$61,447 median income, 0.0% unemployment
F
Safety
1.0 / 5.0
348 violent crimes/100K
F
Education
1.5 / 5.0
6.1% bachelor's degree or higher
Mill Run experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 24°F in January while summers reach 68°F in July. The area gets 275 sunny days per year. Annual precipitation totals 42.0 inches. The area receives 50.0 inches of snow annually. Air quality is rated Good with a median AQI of 40.
Temperature
24°F Jan (-5°C)
68°F Jul (20°C)
| Annual Average | 46.6°F |
| 14% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 1,252 ft (382 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 540/sq mi |
| Coordinates | 40.5055°N, 78.4331°W |
| Timezone | America/New_York |
| County | Blair County County |
| Nearest Airport | State College Regional (SCE) 43 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0428 ppm |
| SO₂ (Sulfur Dioxide) | 0.47 ppb |
| PM2.5 (Fine Particles) | 8.8 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 77.7 / 100 |
| Social Vulnerability | 57.6 / 100 |
| Community Resilience | 94.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 2.7 in | Coldest |
| February | 27°F (-3°C) | 2.6 in | Driest |
| March | 36°F (2°C) | 3.5 in | |
| April | 47°F (8°C) | 3.4 in | |
| May | 57°F (14°C) | 4.0 in | |
| June | 65°F (18°C) | 4.1 in | Wettest |
| July | 68°F (20°C) | 4.1 in | Warmest |
| August | 68°F (20°C) | 3.4 in | |
| September | 61°F (16°C) | 3.6 in | |
| October | 50°F (10°C) | 2.9 in | |
| November | 40°F (5°C) | 3.4 in | |
| December | 30°F (-1°C) | 3.0 in |
Mill Run has a seasonal temperature swing of 45°F / from 24°F in January to 68°F in July. Total annual precipitation is 40.8 inches, with June being the wettest month (4.1") and February the driest (2.6").