Port Deposit, MD
Full City Profile · Maryland · Harford County County
3.6
/5.0
B+
Good
528
Population
228/sq mi density
$58,750
Median Income
$41,308 per capita
$272,700
Home Value
$401,632 Zillow
$1,143
Median Rent
27.5% income on rent
55°F
Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$58,750 median income, 0.0% unemployment
A
Affordability
4.1 / 5.0
$272,700 home value, $1,143/mo rent
B
Education
3.3 / 5.0
28.5% bachelor's degree or higher
Port Deposit experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 33°F in January while summers reach 78°F in July. Annual precipitation totals 48.3 inches. The area receives 18.1 inches of snow annually. Air quality is rated Good with a median AQI of 42.
Temperature
33°F Jan (0°C)
78°F Jul (26°C)
| Annual Average | 55.4°F |
| 3% above US avg | |
| January Average | 33°F (0°C) |
| July Average | 78°F (26°C) |
Geography
| Elevation | 341 ft (104 m) |
| Area | 2.3 sq mi (5.9 km²) |
| Population Density | 228/sq mi |
| Coordinates | 39.6106°N, 76.0981°W |
| Timezone | America/New_York |
| County | Harford County County |
| Nearest Airport | Baltimore/Washington International Thurgood Marshall (BWI) 43 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
| Good Days % | 72.2% |
| Unhealthy Days | 6 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0479 ppm |
| PM2.5 (Fine Particles) | 7.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 72.5 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 91.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Coastal Flood | Relatively Low |
| Avalanche | Very Low |
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 | - | - | 80 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (0°C) | 3.6 in | Coldest |
| February | 35°F (1°C) | 2.6 in | Driest |
| March | 42°F (6°C) | 4.2 in | |
| April | 54°F (12°C) | 3.4 in | |
| May | 64°F (18°C) | 3.9 in | |
| June | 73°F (23°C) | 4.5 in | |
| July | 78°F (26°C) | 4.7 in | Warmest |
| August | 76°F (25°C) | 4.5 in | |
| September | 69°F (21°C) | 5.1 in | Wettest |
| October | 57°F (14°C) | 4.5 in | |
| November | 46°F (8°C) | 3.2 in | |
| December | 38°F (3°C) | 4.0 in |
Port Deposit has a seasonal temperature swing of 46°F / from 33°F in January to 78°F in July. Total annual precipitation is 48.3 inches, with September being the wettest month (5.1") and February the driest (2.6").