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Stonewall Gap, CO
Full City Profile · Colorado · Costilla County County
1.8
/5.0
D
Poor
61
Population
32/sq mi density
$23,359
Median Income
$13,218 per capita
$265,000
Home Value
$310,417 Zillow
44°F
Avg Temperature
330 sunny days/yr
517
Violent Crime/100K
3,379 property/100K
D
Overall
1.8 / 5.0
Below average overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$23,359 median income, 1.6% unemployment
F
Affordability
1.0 / 5.0
$265,000 home value, /mo rent
F
Safety
1.0 / 5.0
517 violent crimes/100K (36% above avg)
D
Education
1.7 / 5.0
8.2% bachelor's degree or higher
Stonewall Gap has a cool climate with an average annual temperature of 44°F (7°C). Winters average 22°F in January while summers reach 65°F in July. The area gets 330 sunny days per year. Annual precipitation totals 9.0 inches. Air quality is rated Good with a median AQI of 41.
Temperature
22°F Jan (-6°C)
65°F Jul (18°C)
| Annual Average | 44.0°F |
| 19% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 7,976 ft (2,431 m) |
| Area | 1.9 sq mi (5.0 km²) |
| Population Density | 32/sq mi |
| Coordinates | 37.1605°N, 105.0342°W |
| Timezone | America/Denver |
| County | Costilla County County |
| Nearest Airport | San Luis Valley Regional/Bergman Field (ALS) 50 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 6.6 / 100 |
| Social Vulnerability | 96.5 / 100 |
| Community Resilience | 0.6 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Very Low |
| Landslide | Relatively Low |
| Volcano | No Rating |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-6°C) | 0.9 in | Coldest, Driest |
| February | 24°F (-4°C) | 1.0 in | |
| March | 29°F (-2°C) | 1.7 in | |
| April | 35°F (2°C) | 1.5 in | |
| May | 44°F (7°C) | 2.0 in | |
| June | 53°F (12°C) | 1.8 in | |
| July | 65°F (18°C) | 3.1 in | Warmest |
| August | 56°F (13°C) | 3.2 in | Wettest |
| September | 51°F (10°C) | 1.8 in | |
| October | 42°F (5°C) | 1.5 in | |
| November | 31°F (-1°C) | 1.2 in | |
| December | 24°F (-4°C) | 1.0 in |
Stonewall Gap has a seasonal temperature swing of 43°F / from 22°F in January to 65°F in July. Total annual precipitation is 20.5 inches, with August being the wettest month (3.2") and January the driest (0.9").