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Grasonville, MD
Full City Profile · Maryland · Talbot County County
3.6
/5.0
B+
Good
3,431
Population
620/sq mi density
$111,842
Median Income
$47,369 per capita
$418,900
Home Value
$566,535 Zillow
$1,564
Median Rent
31.5% income on rent
57°F
Avg Temperature
293 sunny days/yr
265
Violent Crime/100K
1,169 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$111,842 median income, 1.7% unemployment
A+
Affordability
4.6 / 5.0
$418,900 home value, $1,564/mo rent
F
Safety
1.0 / 5.0
265 violent crimes/100K
B+
Education
3.7 / 5.0
34.3% bachelor's degree or higher
Grasonville enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 35°F in January while summers reach 80°F in July. The area gets 293 sunny days per year. Annual precipitation totals 46.9 inches. Air quality is rated Good with a median AQI of 41.
Temperature
35°F Jan (2°C)
80°F Jul (26°C)
| Annual Average | 57.1°F |
| 6% above US avg | |
| January Average | 35°F (2°C) |
| July Average | 80°F (26°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 12 ft (4 m) |
| Area | 5.5 sq mi (14.3 km²) |
| Population Density | 620/sq mi |
| Coordinates | 38.9575°N, 76.1978°W |
| Timezone | America/New_York |
| County | Talbot County County |
| Nearest Airport | Baltimore/Washington International Thurgood Marshall (BWI) 29 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 42.4 / 100 |
| Social Vulnerability | 46.9 / 100 |
| Community Resilience | 97.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Moderate |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| 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 | — | — | 127 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (2°C) | 3.5 in | Coldest |
| February | 36°F (2°C) | 3.0 in | Driest |
| March | 44°F (7°C) | 4.1 in | |
| April | 54°F (12°C) | 3.4 in | |
| May | 64°F (18°C) | 4.1 in | |
| June | 72°F (22°C) | 3.8 in | |
| July | 80°F (26°C) | 4.2 in | Warmest, Wettest |
| August | 76°F (24°C) | 4.1 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 |
Grasonville has a seasonal temperature swing of 44°F / from 35°F in January to 80°F in July. Total annual precipitation is 44.2 inches, with July being the wettest month (4.2") and February the driest (3.0").