All Countries
Sterling Ranch, CO
Full City Profile · Colorado · Jefferson County County
3.9
/5.0
B+
Good
2,530
Population
458/sq mi density
$198,750
Median Income
$73,855 per capita
$794,800
Home Value
$536,847 Zillow
50°F
Avg Temperature
330 sunny days/yr
89
Violent Crime/100K
2,191 property/100K
B+
Overall
3.9 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$198,750 median income, 0.8% unemployment
A
Affordability
4.4 / 5.0
$794,800 home value, /mo rent
F
Safety
1.0 / 5.0
89 violent crimes/100K
A+
Education
5.0 / 5.0
77.6% bachelor's degree or higher
Sterling Ranch experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 32°F in January while summers reach 73°F in July. The area gets 330 sunny days per year. Annual precipitation totals 18.2 inches. The area receives 62.2 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
32°F Jan (-0°C)
73°F Jul (23°C)
| Annual Average | 50.2°F |
| 7% below US avg | |
| January Average | 32°F (-0°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 5,710 ft (1,740 m) |
| Area | 5.5 sq mi (14.3 km²) |
| Population Density | 458/sq mi |
| Coordinates | 39.4932°N, 105.0475°W |
| Timezone | America/Denver |
| County | Jefferson County County |
| Nearest Airport | Denver International (DEN) 32 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0525 ppm |
| NO₂ (Nitrogen Dioxide) | 5.2 ppb |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 94.9 / 100 |
| Social Vulnerability | 11.4 / 100 |
| Community Resilience | 66.9 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Earthquake | Relatively Low |
| Wildfire | Relatively High |
| Flood | Relatively High |
| Hail | Very High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Very High |
| Lightning | Very High |
| Ice Storm | Relatively Moderate |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (-0°C) | 0.5 in | Driest |
| February | 31°F (-1°C) | 0.6 in | |
| March | 36°F (2°C) | 1.4 in | |
| April | 43°F (6°C) | 1.8 in | |
| May | 52°F (11°C) | 2.5 in | Wettest |
| June | 61°F (16°C) | 2.0 in | |
| July | 73°F (23°C) | 2.4 in | Warmest |
| August | 65°F (18°C) | 2.2 in | |
| September | 57°F (14°C) | 1.4 in | |
| October | 47°F (8°C) | 1.1 in | |
| November | 35°F (2°C) | 1.0 in | |
| December | 29°F (-2°C) | 0.7 in | Coldest |
Sterling Ranch has a seasonal temperature swing of 44°F / from 29°F in December to 73°F in July. Total annual precipitation is 17.7 inches, with May being the wettest month (2.5") and January the driest (0.5").