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Broomes Island, MD

Full City Profile · Maryland · Calvert County County

3.5 /5.0
B+ Good
422 Population 578/sq mi density
$191,944 Median Income $84,355 per capita
$478,900 Home Value $465,714 Zillow
55°F Avg Temperature 293 sunny days/yr
516 Violent Crime/100K 3,615 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$191,944 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$478,900 home value, /mo rent
F
Safety
1.0 / 5.0
516 violent crimes/100K (36% above avg)
B
Education
3.2 / 5.0
27.3% bachelor's degree or higher
Broomes Island experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 35°F in January while summers reach 76°F in July. The area gets 293 sunny days per year. Annual precipitation totals 48.1 inches. The area receives 15.1 inches of snow annually. Air quality is rated Good with a median AQI of 41.

Temperature

35°F Jan (1°C) 76°F Jul (24°C)
Annual Average55.2°F
2% above US avg
January Average35°F (1°C)
July Average76°F (24°C)
Sunny Days293 days/yr

Geography

Elevation-1 ft (0 m)
Area0.7 sq mi (1.9 km²)
Population Density578/sq mi
Coordinates38.4114°N, 76.5488°W
TimezoneAmerica/New_York
CountyCalvert County County
Nearest AirportSt Mary's County Regional (LTW)
7 miles away

Precipitation & Snow

Annual Rainfall 48.1"
27% above US avg
Snowfall 15.1"
Wettest Month (May) 4.17"
Driest Month (Feb) 3.15"

Air Quality

AQI Median41.0
RatingGood

Air Pollutants (EPA 2023)

Ozone (O₃)0.0460 ppm

Natural Hazard Risk

Overall RiskVery Low
Risk Score28.9 / 100
Social Vulnerability10.6 / 100
Community Resilience93.8 / 100

Hazard Breakdown

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

Earthquake History

40 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.8. Most recent: M2.8 on Jan 14, 2025.

Aug 23, 2011 11 km SSW of Mineral, Virginia M5.8 134 km
Aug 25, 2011 8 km SW of Mineral, Virginia M4.5 134 km
Aug 24, 2011 11 km SSW of Mineral, Virginia M4.2 135 km
Mar 15, 1991 7 km NNW of Goochland, Virginia M3.8 140 km
Jul 16, 2010 5 km NNW of Barnesville, Maryland M3.6 120 km
Sep 1, 2011 7 km SSW of Mineral, Virginia M3.4 131 km
Aug 24, 2011 16 km NNW of Goochland, Virginia M3.4 139 km
Jan 30, 2012 9 km SSE of Louisa, Virginia M3.1 136 km
Jan 17, 2016 3 km NE of Ranson, West Virginia M3.0 150 km
Mar 26, 2012 13 km S of Louisa, Virginia M3.0 138 km
Oct 12, 2011 9 km S of Louisa, Virginia M3.0 136 km
Oct 2, 2010 10 km NNW of Ashland, Virginia M3.0 105 km
Aug 3, 1995 13 km N of Williamsburg, Virginia M2.9 114 km
Aug 23, 2011 9 km SSW of Mineral, Virginia M2.8 132 km
Mar 15, 2015 6 km SW of Mineral, Virginia M2.8 133 km
Jan 14, 2025 1 km NNE of Wyndham, Virginia M2.8 121 km
Mar 15, 1993 5 km W of Columbia, Maryland M2.7 96 km
Feb 19, 2012 12 km S of Louisa, Virginia M2.7 137 km
Aug 29, 2011 10 km S of Louisa, Virginia M2.7 137 km
Oct 28, 1994 1 km E of Mount Vernon, Maryland M2.7 99 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

10 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 3. Most recent: Arthur (2014, Cat 2).

Year Name Category Closest
2014 Arthur Category 2 261 km
2012 Sandy Category 1 292 km
2011 Irene Category 1 140 km
2003 Isabel Category 1 216 km
1999 Floyd Category 1 184 km
1998 Bonnie Category 1 275 km
1993 Emily Category 3 277 km
1991 Bob Category 3 257 km
1986 Charley Category 1 163 km
1985 Gloria Category 2 179 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tornado History

369 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 11 fatalities, 329 injuries.

Date Rating Distance Fatalities
Apr 28, 2002 EF4 57 km 3
Apr 1, 2023 EF3 88 km 1
Feb 24, 2016 EF3 79 km 0
Apr 28, 2002 EF3 22 km 0
Sep 24, 2001 EF3 69 km 2
Aug 6, 1993 EF3 93 km 0
Sep 5, 1979 EF3 62 km 1
Jan 26, 1978 EF3 66 km 1
Apr 1, 1973 EF3 81 km 0
Nov 2, 1966 EF3 52 km 0
Jun 9, 1961 EF3 88 km 0
Sep 1, 2021 EF2 49 km 0
May 3, 2021 EF2 51 km 0
Aug 4, 2020 EF2 89 km 0
Aug 4, 2020 EF2 69 km 0
Apr 15, 2019 EF2 85 km 0
Jul 23, 2017 EF2 64 km 0
Apr 16, 2011 EF2 99 km 0
May 8, 2008 EF2 85 km 0
Sep 17, 2004 EF2 79 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 48 km
2004 RETAINING ECOLOGICAL HEALTH 5,678 42 km
2014 BLACKWATER MARSH WUI BURNS FY14 5,433 43 km
2005 MARSH RX-FWS 4,380 45 km
2007 GUINEA MARSH 4,173 51 km
2009 DOCTORS CREEK 3,686 51 km
1999 FB R O C I 3,525 45 km
2019 MDBWR-FY19-RX-MDWHS SUPPORT 3,197 44 km
2011 COMPARTMENT J 2,775 44 km
2005 ISLAND CREEK 2,729 52 km
2004 UNNAMED 2,156 52 km
1992 UNNAMED 2,038 48 km
2005 VEGETATION RESEARCH 1,926 49 km
2011 THOROFARE 1,850 48 km
1987 UNNAMED 1,692 41 km
2004 ROBBINS FIRE 1,612 43 km
2004 BLACKWATER HAZARD FUEL REDUCTION 1,518 37 km
2009 BECKERS ISLAND 1,398 45 km
2022 ELLIOTTS ISLAND 1,324 53 km
2006 UNNAMED 1,260 41 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 35°F (1°C) 3.5 in Coldest
February 38°F (3°C) 3.2 in Driest
March 46°F (8°C) 4.1 in
April 55°F (13°C) 3.3 in
May 64°F (18°C) 4.2 in Wettest
June 72°F (22°C) 3.7 in
July 76°F (24°C) 4.1 in Warmest
August 76°F (24°C) 4.0 in
September 69°F (21°C) 3.8 in
October 58°F (15°C) 3.3 in
November 49°F (9°C) 3.3 in
December 40°F (4°C) 3.3 in

Broomes Island has a seasonal temperature swing of 41°F / from 35°F in January to 76°F in July. Total annual precipitation is 43.6 inches, with May being the wettest month (4.2") and February the driest (3.2").

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