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Allenspark, CO
Full City Profile · Colorado · Boulder County County
3.5
/5.0
B+
Good
826
Population
69/sq mi density
$125,048
Median Income
$75,981 per capita
$750,000
Home Value
$482,097 Zillow
$1,318
Median Rent
30.5% income on rent
40°F
Avg Temperature
282 sunny days/yr
232
Violent Crime/100K
2,663 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$125,048 median income, 0.8% unemployment
B
Affordability
3.3 / 5.0
$750,000 home value, $1,318/mo rent
F
Safety
1.0 / 5.0
232 violent crimes/100K
A+
Education
5.0 / 5.0
57.7% bachelor's degree or higher
Allenspark has a cool climate with an average annual temperature of 40°F (4°C). Winters average 23°F in January while summers reach 59°F in July. The area gets 282 sunny days per year. Air quality is rated Good with a median AQI of 41.
Temperature
23°F Jan (-5°C)
59°F Jul (15°C)
| Annual Average | 39.5°F |
| 27% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 59°F (15°C) |
| Sunny Days | 282 days/yr |
Geography
| Elevation | 8,973 ft (2,735 m) |
| Area | 11.8 sq mi (30.5 km²) |
| Population Density | 69/sq mi |
| Coordinates | 40.2313°N, 105.5180°W |
| Timezone | America/Denver |
| County | Boulder County County |
| Nearest Airport | Northern Colorado Regional (FNL) 31 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0497 ppm |
| PM2.5 (Fine Particles) | 5.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.7 / 100 |
| Social Vulnerability | 11.4 / 100 |
| Community Resilience | 91.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Earthquake | Relatively Low |
| Wildfire | Relatively High |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Very High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.7 in | |
| February | 21°F (-6°C) | 1.4 in | Coldest |
| March | 24°F (-5°C) | 2.0 in | |
| April | 29°F (-2°C) | 2.4 in | Wettest |
| May | 39°F (4°C) | 2.4 in | |
| June | 48°F (9°C) | 2.0 in | |
| July | 59°F (15°C) | 2.3 in | Warmest |
| August | 53°F (12°C) | 2.2 in | |
| September | 46°F (8°C) | 1.7 in | |
| October | 37°F (3°C) | 1.3 in | Driest |
| November | 26°F (-3°C) | 1.5 in | |
| December | 22°F (-6°C) | 1.7 in |
Allenspark has a seasonal temperature swing of 38°F / from 21°F in February to 59°F in July. Total annual precipitation is 22.6 inches, with April being the wettest month (2.4") and October the driest (1.3").