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Glen Allen, VA
Full City Profile · Virginia · Hanover County County
3.8
/5.0
B+
Good
16,630
Population
1,890/sq mi density
$96,085
Median Income
$42,974 per capita
$338,000
Home Value
$505,346 Zillow
$1,719
Median Rent
26.9% income on rent
58°F
Avg Temperature
305 sunny days/yr
260
Violent Crime/100K
3,725 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$96,085 median income, 3.0% unemployment
A+
Affordability
4.7 / 5.0
$338,000 home value, $1,719/mo rent
F
Safety
1.0 / 5.0
260 violent crimes/100K
A+
Education
4.5 / 5.0
43.8% bachelor's degree or higher
Glen Allen enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 38°F in January while summers reach 78°F in July. The area gets 305 sunny days per year. Annual precipitation totals 45.8 inches. Air quality is rated Good with a median AQI of 35.
Temperature
38°F Jan (3°C)
78°F Jul (26°C)
| Annual Average | 58.0°F |
| 7% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 201 ft (61 m) |
| Area | 8.8 sq mi (22.8 km²) |
| Population Density | 1,890/sq mi |
| Coordinates | 37.6659°N, 77.4843°W |
| Timezone | America/New_York |
| County | Hanover County County |
| Nearest Airport | Richmond International (RIC) 14 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0435 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 53.5 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 88.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively High |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Coastal Flood | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 3.5 in | Coldest |
| February | 40°F (5°C) | 3.2 in | |
| March | 48°F (9°C) | 3.9 in | |
| April | 58°F (14°C) | 3.1 in | Driest |
| May | 67°F (19°C) | 4.0 in | |
| June | 75°F (24°C) | 3.5 in | |
| July | 78°F (26°C) | 4.1 in | Warmest |
| August | 77°F (25°C) | 4.2 in | Wettest |
| September | 71°F (22°C) | 3.8 in | |
| October | 59°F (15°C) | 3.5 in | |
| November | 50°F (10°C) | 3.3 in | |
| December | 41°F (5°C) | 3.3 in |
Glen Allen has a seasonal temperature swing of 41°F / from 38°F in January to 78°F in July. Total annual precipitation is 43.2 inches, with August being the wettest month (4.2") and April the driest (3.1").