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Cape St. Claire, MD
Full City Profile · Maryland · Queen Anne's County County
3.9
/5.0
B+
Good
9,016
Population
4,508/sq mi density
$136,064
Median Income
$59,839 per capita
$475,700
Home Value
$586,678 Zillow
$1,868
Median Rent
26.9% income on rent
56°F
Avg Temperature
293 sunny days/yr
500
Violent Crime/100K
2,446 property/100K
B+
Overall
3.9 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.7 / 5.0
$136,064 median income, 4.0% unemployment
A+
Affordability
4.7 / 5.0
$475,700 home value, $1,868/mo rent
F
Safety
1.0 / 5.0
500 violent crimes/100K (32% above avg)
A+
Education
5.0 / 5.0
55.7% bachelor's degree or higher
Cape St. Claire enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 34°F in January while summers reach 78°F in July. The area gets 293 sunny days per year. Annual precipitation totals 46.0 inches. The area receives 16.7 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
34°F Jan (1°C)
78°F Jul (25°C)
| Annual Average | 56.0°F |
| 4% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 81 ft (25 m) |
| Area | 2.0 sq mi (5.2 km²) |
| Population Density | 4,508/sq mi |
| Coordinates | 39.0436°N, 76.4453°W |
| Timezone | America/New_York |
| County | Queen Anne's County County |
| Nearest Airport | Baltimore/Washington International Thurgood Marshall (BWI) 15 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 35.6 / 100 |
| Social Vulnerability | 25.6 / 100 |
| Community Resilience | 90.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively High |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1840 | PHILADELPHIA, PENNSYLVANIA | Earthquake | - | - | 136 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 3.4 in | Coldest |
| February | 36°F (2°C) | 2.9 in | Driest |
| March | 44°F (7°C) | 4.0 in | |
| April | 54°F (12°C) | 3.4 in | |
| May | 64°F (18°C) | 4.3 in | Wettest |
| June | 72°F (22°C) | 3.8 in | |
| July | 78°F (25°C) | 4.2 in | Warmest |
| August | 76°F (24°C) | 4.2 in | |
| September | 69°F (21°C) | 3.9 in | |
| October | 58°F (14°C) | 3.2 in | |
| November | 48°F (9°C) | 3.4 in | |
| December | 39°F (4°C) | 3.6 in |
Cape St. Claire has a seasonal temperature swing of 44°F / from 34°F in January to 78°F in July. Total annual precipitation is 44.1 inches, with May being the wettest month (4.3") and February the driest (2.9").