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Glenn Dale, MD

Full City Profile · Maryland · Prince George's County County

3.9 /5.0
B+ Good
14,896 Population 2,083/sq mi density
$139,625 Median Income $56,533 per capita
$531,000 Home Value $632,927 Zillow
$1,627 Median Rent 38.0% income on rent
55°F Avg Temperature 297 sunny days/yr
133 Violent Crime/100K 1,478 property/100K
B+
Overall
3.9 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.9 / 5.0
$139,625 median income, 2.8% unemployment
A+
Affordability
4.5 / 5.0
$531,000 home value, $1,627/mo rent
F
Safety
1.0 / 5.0
133 violent crimes/100K
A+
Education
5.0 / 5.0
51.3% bachelor's degree or higher
Glenn Dale 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 297 sunny days per year. Air quality is rated Good with a median AQI of 41.

Temperature

33°F Jan (0°C) 77°F Jul (25°C)
Annual Average54.9°F
2% above US avg
January Average33°F (0°C)
July Average77°F (25°C)
Sunny Days297 days/yr

Geography

Elevation170 ft (52 m)
Area7.2 sq mi (18.7 km²)
Population Density2,083/sq mi
Coordinates38.9844°N, 76.8003°W
TimezoneAmerica/New_York
CountyPrince George's County County
Nearest AirportBaltimore/Washington International Thurgood Marshall (BWI)
15 miles away

Precipitation & Snow

Wettest Month (May) 4.41"
Driest Month (Feb) 2.83"

Air Quality

AQI Median41.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0451 ppm
NO₂ (Nitrogen Dioxide)10.4 ppb
SO₂ (Sulfur Dioxide)0.08 ppb
CO (Carbon Monoxide)0.17 ppm
PM2.5 (Fine Particles)7.7 μg/m³

Natural Hazard Risk

Overall RiskRelatively Moderate
Risk Score93.2 / 100
Social Vulnerability49.4 / 100
Community Resilience29.8 / 100

Hazard Breakdown

Tornado Relatively High
Hurricane Relatively Moderate
Earthquake Relatively Moderate
Wildfire Very Low
Flood Relatively High
Hail Relatively Moderate
Strong Wind Relatively High
Heat Wave Relatively High
Winter Weather Very High
Lightning Very High
Ice Storm Relatively Moderate
Drought Relatively Moderate
Cold Wave Relatively Moderate
Landslide Relatively Moderate
Coastal Flood Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

22 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.6. Most recent: M2.6 on Jun 25, 2021.

Jul 16, 2010 5 km NNW of Barnesville, Maryland M3.6 61 km
Oct 23, 1990 3 km W of Hancocks Bridge, New Jersey M3.2 126 km
Jun 3, 2010 4 km ENE of Franklintown, Pennsylvania M3.1 123 km
Jan 17, 2016 3 km NE of Ranson, West Virginia M3.0 96 km
Nov 14, 1997 0 km S of Rothsville, Pennsylvania M3.0 137 km
Oct 2, 2010 10 km NNW of Ashland, Virginia M3.0 141 km
Apr 24, 2009 1 km S of Franklintown, Pennsylvania M2.9 122 km
Sep 15, 2019 5 km ESE of East Berlin, Pennsylvania M2.8 105 km
Jul 1, 2009 3 km ESE of Pennsville, New Jersey M2.8 135 km
Oct 25, 2009 4 km ENE of Franklintown, Pennsylvania M2.8 125 km
Mar 15, 1993 5 km W of Columbia, Maryland M2.7 29 km
Oct 28, 1994 1 km E of Mount Vernon, Maryland M2.7 39 km
Mar 11, 1995 0 km ENE of Landisville, Pennsylvania M2.7 129 km
Jan 25, 2015 4 km ESE of Downingtown, Pennsylvania M2.6 150 km
Jan 13, 1990 6 km ENE of Eldersburg, Maryland M2.6 50 km
Jun 25, 2021 2 km SE of Woodlawn, Maryland M2.6 37 km
Jan 18, 1994 3 km SE of Clay, Pennsylvania M2.6 143 km
Aug 25, 2011 7 km SE of Mineral, Virginia M2.6 147 km
Sep 29, 1997 Virginia M2.5 59 km
Jul 27, 1997 5 km SSE of Culpeper, Virginia M2.5 120 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

5 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 2. Most recent: Irene (2011, Cat 1).

Year Name Category Closest
2011 Irene Category 1 185 km
2003 Isabel Category 1 266 km
1999 Floyd Category 1 251 km
1986 Charley Category 1 225 km
1985 Gloria Category 2 210 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tornado History

476 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 12 fatalities, 393 injuries.

Date Rating Distance Fatalities
Apr 28, 2002 EF4 59 km 3
Apr 28, 2002 EF3 76 km 0
Sep 24, 2001 EF3 17 km 2
Jul 19, 1996 EF3 59 km 0
May 22, 1983 EF3 89 km 0
Sep 5, 1979 EF3 33 km 1
Jan 26, 1978 EF3 69 km 1
Apr 1, 1973 EF3 50 km 0
Jun 9, 1961 EF3 29 km 0
Apr 5, 1952 EF3 92 km 0
Sep 1, 2021 EF2 23 km 0
Nov 2, 2018 EF2 52 km 0
Jul 23, 2017 EF2 39 km 0
May 8, 2008 EF2 93 km 0
Sep 18, 2004 EF2 88 km 0
Sep 17, 2004 EF2 79 km 0
Sep 17, 2004 EF2 88 km 0
Sep 17, 2004 EF2 94 km 0
Sep 17, 2004 EF2 56 km 0
Sep 17, 2004 EF2 67 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: BESTPITCH (7,743 ac, 2017).

Year Name Acres Distance
2017 BESTPITCH 7,743 96 km
2004 RETAINING ECOLOGICAL HEALTH 5,678 92 km
2014 BLACKWATER MARSH WUI BURNS FY14 5,433 93 km
2005 MARSH RX-FWS 4,380 93 km
2007 GUINEA MARSH 4,173 99 km
2009 DOCTORS CREEK 3,686 99 km
1999 FB R O C I 3,525 95 km
2019 MDBWR-FY19-RX-MDWHS SUPPORT 3,197 93 km
2011 COMPARTMENT J 2,775 93 km
2005 ISLAND CREEK 2,729 100 km
1992 UNNAMED 2,038 96 km
2005 VEGETATION RESEARCH 1,926 95 km
2011 THOROFARE 1,850 95 km
1987 UNNAMED 1,692 90 km
2004 ROBBINS FIRE 1,612 95 km
2004 BLACKWATER HAZARD FUEL REDUCTION 1,518 85 km
2009 BECKERS ISLAND 1,398 95 km
2006 UNNAMED 1,260 91 km
2011 GUINEA ISLAND COMPLEX 1,170 97 km
1999 FB A 3 1,156 91 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 33°F (0°C) 3.3 in Coldest
February 36°F (2°C) 2.8 in Driest
March 45°F (7°C) 3.9 in
April 54°F (12°C) 3.4 in
May 64°F (18°C) 4.4 in Wettest
June 72°F (22°C) 3.7 in
July 77°F (25°C) 4.2 in Warmest
August 75°F (24°C) 4.0 in
September 69°F (20°C) 3.9 in
October 57°F (14°C) 3.4 in
November 47°F (9°C) 3.4 in
December 38°F (4°C) 3.4 in

Glenn Dale has a seasonal temperature swing of 45°F / from 33°F in January to 77°F in July. Total annual precipitation is 43.6 inches, with May being the wettest month (4.4") and February the driest (2.8").

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