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Northglenn, CO
Full City Profile · Colorado · Denver County County
2.9
/5.0
C+
Fair
37,953
Population
5,157/sq mi density
$79,530
Median Income
$37,233 per capita
$440,900
Home Value
$455,868 Zillow
$1,778
Median Rent
33.9% income on rent
51°F
Avg Temperature
330 sunny days/yr
457
Violent Crime/100K
3,118 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$79,530 median income, 3.2% unemployment
B+
Affordability
3.5 / 5.0
$440,900 home value, $1,778/mo rent
F
Safety
1.0 / 5.0
457 violent crimes/100K (20% above avg)
C+
Education
2.9 / 5.0
24.2% bachelor's degree or higher
Northglenn experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 30°F in January while summers reach 74°F in July. The area gets 330 sunny days per year. Annual precipitation totals 14.1 inches. The area receives 34.5 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
30°F Jan (-1°C)
74°F Jul (23°C)
| Annual Average | 50.6°F |
| 6% below US avg | |
| January Average | 30°F (-1°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 5,387 ft (1,642 m) |
| Area | 7.5 sq mi (19.3 km²) |
| Population Density | 5,157/sq mi |
| Coordinates | 39.9116°N, 104.9821°W |
| Timezone | America/Denver |
| County | Denver County County |
| Nearest Airport | Denver International (DEN) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0480 ppm |
| NO₂ (Nitrogen Dioxide) | 26.5 ppb |
| SO₂ (Sulfur Dioxide) | 0.77 ppb |
| CO (Carbon Monoxide) | 0.36 ppm |
| PM2.5 (Fine Particles) | 6.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.2 / 100 |
| Social Vulnerability | 17.8 / 100 |
| Community Resilience | 68.5 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Very High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Very High |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 0.5 in | Coldest, Driest |
| February | 34°F (1°C) | 0.5 in | |
| March | 41°F (5°C) | 1.4 in | |
| April | 48°F (9°C) | 2.0 in | |
| May | 58°F (14°C) | 2.5 in | Wettest |
| June | 68°F (20°C) | 1.8 in | |
| July | 74°F (23°C) | 1.9 in | Warmest |
| August | 71°F (22°C) | 1.6 in | |
| September | 63°F (17°C) | 1.4 in | |
| October | 51°F (11°C) | 1.1 in | |
| November | 38°F (3°C) | 1.0 in | |
| December | 31°F (-1°C) | 0.6 in |
Northglenn has a seasonal temperature swing of 44°F / from 30°F in January to 74°F in July. Total annual precipitation is 16.3 inches, with May being the wettest month (2.5") and January the driest (0.5").