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Riverdale Park, MD

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

3.4 /5.0
B Good
7,249 Population 4,559/sq mi density
$104,583 Median Income $40,692 per capita
$447,000 Home Value $366,941 Zillow
$1,668 Median Rent 35.4% income on rent
58°F Avg Temperature 293 sunny days/yr
303 Violent Crime/100K 2,645 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$104,583 median income, 1.6% unemployment
A
Affordability
4.3 / 5.0
$447,000 home value, $1,668/mo rent
F
Safety
1.0 / 5.0
303 violent crimes/100K
B
Education
3.4 / 5.0
30.4% bachelor's degree or higher
Riverdale Park enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 36°F in January while summers reach 80°F in July. The area gets 293 sunny days per year. Annual precipitation totals 45.6 inches. The area receives 9.7 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

36°F Jan (2°C) 80°F Jul (27°C)
Annual Average58.3°F
8% above US avg
January Average36°F (2°C)
July Average80°F (27°C)
Sunny Days293 days/yr

Geography

Elevation30 ft (9 m)
Area1.6 sq mi (4.1 km²)
Population Density4,559/sq mi
Coordinates38.9667°N, 76.9272°W
TimezoneAmerica/New_York
CountyPrince George's County County
Nearest AirportRonald Reagan Washington Ntl (DCA)
10 miles away

Precipitation & Snow

Annual Rainfall 45.6"
20% above US avg
Snowfall 9.7"
Wettest Month (May) 4.37"
Driest Month (Feb) 2.80"

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

41 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.8. Most recent: M2.6 on Jun 25, 2021.

Aug 23, 2011 11 km SSW of Mineral, Virginia M5.8 147 km
Aug 25, 2011 8 km SW of Mineral, Virginia M4.5 145 km
Aug 24, 2011 11 km SSW of Mineral, Virginia M4.2 147 km
Jul 16, 2010 5 km NNW of Barnesville, Maryland M3.6 53 km
Sep 1, 2011 7 km SSW of Mineral, Virginia M3.4 143 km
Oct 23, 1990 3 km W of Hancocks Bridge, New Jersey M3.2 137 km
Jan 30, 2012 9 km SSE of Louisa, Virginia M3.1 146 km
Jun 3, 2010 4 km ENE of Franklintown, Pennsylvania M3.1 125 km
Jan 17, 2016 3 km NE of Ranson, West Virginia M3.0 87 km
Oct 2, 2010 10 km NNW of Ashland, Virginia M3.0 134 km
Oct 12, 2011 9 km S of Louisa, Virginia M3.0 147 km
Nov 14, 1997 0 km S of Rothsville, Pennsylvania M3.0 143 km
Mar 26, 2012 13 km S of Louisa, Virginia M3.0 150 km
Apr 24, 2009 1 km S of Franklintown, Pennsylvania M2.9 122 km
Sep 15, 2019 5 km ESE of East Berlin, Pennsylvania M2.8 107 km
Mar 15, 2015 6 km SW of Mineral, Virginia M2.8 143 km
Aug 23, 2011 9 km SSW of Mineral, Virginia M2.8 145 km
Jul 1, 2009 3 km ESE of Pennsville, New Jersey M2.8 145 km
Oct 25, 2009 4 km ENE of Franklintown, Pennsylvania M2.8 126 km
Feb 19, 2012 12 km S of Louisa, Virginia M2.7 149 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 1 193 km
2003 Isabel Category 1 261 km
1999 Floyd Category 1 252 km
1986 Charley Category 1 231 km
1985 Gloria Category 2 220 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tornado History

479 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 10 fatalities, 385 injuries.

Date Rating Distance Fatalities
Apr 28, 2002 EF4 51 km 3
Sep 17, 2004 EF3 91 km 0
Apr 28, 2002 EF3 82 km 0
Sep 24, 2001 EF3 6 km 2
Jul 19, 1996 EF3 60 km 0
May 22, 1983 EF3 86 km 0
Sep 5, 1979 EF3 25 km 1
Jan 26, 1978 EF3 61 km 1
Apr 1, 1973 EF3 40 km 0
Jun 9, 1961 EF3 37 km 0
Apr 5, 1952 EF3 93 km 0
Sep 1, 2021 EF2 32 km 0
Nov 2, 2018 EF2 47 km 0
Jul 23, 2017 EF2 50 km 0
May 8, 2008 EF2 85 km 0
Sep 18, 2004 EF2 95 km 0
Sep 17, 2004 EF2 77 km 0
Sep 17, 2004 EF2 45 km 0
Sep 17, 2004 EF2 72 km 0
Sep 17, 2004 EF2 83 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

16 wildfires (100+ acres) within 100 km. Largest: RETAINING ECOLOGICAL HEALTH (5,678 ac, 2004).

Year Name Acres Distance
2004 RETAINING ECOLOGICAL HEALTH 5,678 98 km
2014 BLACKWATER MARSH WUI BURNS FY14 5,433 99 km
2005 MARSH RX-FWS 4,380 100 km
2011 COMPARTMENT J 2,775 100 km
1987 UNNAMED 1,692 97 km
2004 BLACKWATER HAZARD FUEL REDUCTION 1,518 91 km
2006 UNNAMED 1,260 98 km
1999 FB A 3 1,156 97 km
2011 COMPARTMENT E42 AND 43 991 96 km
2005 UNNAMED 942 99 km
1999 NCO 816 61 km
2007 UNNAMED 782 98 km
2007 L 1 J 2 FB B 1 FB F 1 736 99 km
2007 UNNAMED 713 97 km
2001 A 1 M 2 594 91 km
2005 A 1 561 91 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 36°F (2°C) 3.2 in Coldest
February 37°F (3°C) 2.8 in Driest
March 45°F (7°C) 3.7 in
April 55°F (13°C) 3.3 in
May 65°F (18°C) 4.4 in Wettest
June 73°F (23°C) 3.6 in
July 80°F (27°C) 4.2 in Warmest
August 76°F (25°C) 3.9 in
September 70°F (21°C) 3.9 in
October 58°F (14°C) 3.4 in
November 48°F (9°C) 3.4 in
December 39°F (4°C) 3.3 in

Riverdale Park has a seasonal temperature swing of 44°F / from 36°F in January to 80°F in July. Total annual precipitation is 43.1 inches, with May being the wettest month (4.4") and February the driest (2.8").

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