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Martin's Additions, MD
Full City Profile · Maryland · District of Columbia County
4.0
/5.0
A
Great
1,019
Population
7,279/sq mi density
$250,001
Median Income
$176,406 per capita
$1,454,900
Home Value
$1,216,118 Zillow
$3,501
Median Rent
15.0% income on rent
56°F
Avg Temperature
293 sunny days/yr
A
Overall
4.0 / 5.0
Strong
A+
Economy
5.0 / 5.0
$250,001 median income, 0.5% unemployment
B
Affordability
3.4 / 5.0
$1,454,900 home value, $3,501/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
A+
Education
5.0 / 5.0
93.8% bachelor's degree or higher
Martin's Additions 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 48.5 inches. The area receives 5.8 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
34°F Jan (1°C)
78°F Jul (26°C)
| Annual Average | 56.2°F |
| 4% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 331 ft (101 m) |
| Area | 0.1 sq mi (0.4 km²) |
| Population Density | 7,279/sq mi |
| Coordinates | 38.9796°N, 77.0692°W |
| Timezone | America/New_York |
| County | District of Columbia County |
| Nearest Airport | Ronald Reagan Washington Ntl (DCA) 9 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0410 ppm |
| NO₂ (Nitrogen Dioxide) | 16.4 ppb |
| SO₂ (Sulfur Dioxide) | 0.53 ppb |
| CO (Carbon Monoxide) | 0.33 ppm |
| PM2.5 (Fine Particles) | 8.8 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 97.6 / 100 |
| Social Vulnerability | 40.9 / 100 |
| Community Resilience | 93.3 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Relatively High |
| Earthquake | Relatively High |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively High |
| Strong Wind | Very High |
| Heat Wave | Relatively High |
| Winter Weather | Very High |
| Lightning | Very High |
| Ice Storm | Relatively Moderate |
| Drought | No Rating |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 3.1 in | Coldest |
| February | 37°F (3°C) | 2.8 in | Driest |
| March | 45°F (7°C) | 3.6 in | |
| April | 55°F (13°C) | 3.2 in | |
| May | 65°F (18°C) | 4.1 in | Wettest |
| June | 73°F (23°C) | 3.5 in | |
| July | 78°F (26°C) | 3.9 in | Warmest |
| August | 76°F (24°C) | 3.8 in | |
| September | 69°F (21°C) | 3.7 in | |
| October | 58°F (14°C) | 3.3 in | |
| November | 48°F (9°C) | 3.4 in | |
| December | 39°F (4°C) | 3.2 in |
Martin's Additions has a seasonal temperature swing of 44°F / from 34°F in January to 78°F in July. Total annual precipitation is 41.6 inches, with May being the wettest month (4.1") and February the driest (2.8").