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Joppatowne, MD
Full City Profile · Maryland · Harford County County
3.6
/5.0
B+
Good
13,397
Population
1,991/sq mi density
$109,589
Median Income
$54,672 per capita
$315,000
Home Value
$262,708 Zillow
$1,600
Median Rent
21.4% income on rent
55°F
Avg Temperature
293 sunny days/yr
468
Violent Crime/100K
3,272 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$109,589 median income, 2.5% unemployment
A+
Affordability
5.0 / 5.0
$315,000 home value, $1,600/mo rent
F
Safety
1.0 / 5.0
468 violent crimes/100K (23% above avg)
B+
Education
3.5 / 5.0
31.6% bachelor's degree or higher
Joppatowne experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 33°F in January while summers reach 77°F in July. The area gets 293 sunny days per year. Annual precipitation totals 47.1 inches. Air quality is rated Good with a median AQI of 41.
Temperature
33°F Jan (1°C)
77°F Jul (25°C)
| Annual Average | 55.2°F |
| 2% above US avg | |
| January Average | 33°F (1°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 7.4 sq mi (19.1 km²) |
| Population Density | 1,991/sq mi |
| Coordinates | 39.4166°N, 76.3522°W |
| Timezone | America/New_York |
| County | Harford County County |
| Nearest Airport | Baltimore/Washington International Thurgood Marshall (BWI) 24 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
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 | — | — | 108 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (1°C) | 3.3 in | Coldest |
| February | 35°F (1°C) | 2.9 in | Driest |
| March | 43°F (6°C) | 3.7 in | |
| April | 53°F (12°C) | 3.6 in | |
| May | 63°F (17°C) | 4.3 in | Wettest |
| June | 72°F (22°C) | 4.0 in | |
| July | 77°F (25°C) | 4.2 in | Warmest |
| August | 75°F (24°C) | 4.2 in | |
| September | 68°F (20°C) | 3.9 in | |
| October | 57°F (14°C) | 3.2 in | |
| November | 47°F (8°C) | 3.7 in | |
| December | 38°F (3°C) | 3.7 in |
Joppatowne has a seasonal temperature swing of 44°F / from 33°F in January to 77°F in July. Total annual precipitation is 44.8 inches, with May being the wettest month (4.3") and February the driest (2.9").