Postal Codes

21824 ZIP Code

Advertisement

English Español

ZIP code 21824 covers Ewell, Maryland, with a median household income of $87,938.

Median age
48.69.9 points above the US average
Median household income
$87,93813% below the Maryland median
Poverty rate
7.7%4.7 points below the US average
Typical home value
$102,259
Degree or higher
1.1%33.9 points below the US average
Homeownership
80.2%15.2 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
8

Where 21824 is

Ewell, Maryland — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Median age48.6
Family households73.6%
Born outside the US0%
Speaks a language other than English at home0%
White (non-Hispanic)99.1%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino0%
Veterans11.6%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$87,938
Income per person$38,083
Poverty rate7.7%
Households on SNAP or cash assistance3.8%

Household income distribution

Under $10k3.8%
$10–15k0.0%
$15–20k0.0%
$20–25k0.0%
$25–30k0.0%
$30–35k7.5%
$35–40k0.0%
$40–45k0.0%
$45–50k0.0%
$50–60k26.4%
$60–75k3.8%
$75–100k39.6%
$100–125k4.7%
$125–150k0.0%
$150–200k14.2%
$200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$109,000
Owner-occupied80.2%
Vacant homes29.8%
Median year built1938

What the homes are

Detached house93.4%
Mobile home6.6%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$102,259as of 2026-07
Typical home value, 1 yearup 11.6%
Typical home value since 2000
202220242026$102,259$91,193

$95,102 in 2022 to $102,259 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0%
Bachelor's degree or higher1.1%
High school diploma or higher68.2%
Works from home19%
Drives to work alone55.7%
Takes public transport0%
Commutes 45 minutes or more0%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity34.4% 1 pts above the national average of 33.4%
Diagnosed diabetes13.7% 1.7 pts above the national average of 12%
Currently smokes17% 3.8 pts above the national average of 13.2%
High blood pressure43.3% 9.2 pts above the national average of 34.1%
Fair or poor general health22.8% 2.5 pts above the national average of 20.3%
No health insurance (18–64)9.9% 1.4 pts below the national average of 11.3%
Depression24% 2.1 pts above the national average of 21.9%
No leisure-time physical activity31.4% 6 pts above the national average of 25.4%
Arthritis36.6% 11.5 pts above the national average of 25.1%
Binge drinking14% 2 pts below the national average of 16%
Taking blood pressure medication80% 5.3 pts above the national average of 74.7%
Cancer (non-skin)11.4% 3.7 pts above the national average of 7.7%
Current asthma11.7% 1.3 pts above the national average of 10.4%
Coronary heart disease9.2% 3 pts above the national average of 6.2%
Routine check-up in past year80.8% 4.1 pts above the national average of 76.7%
Cholesterol screening89.3% 3.4 pts above the national average of 85.9%
Cognitive disability15.7% 0.9 pts above the national average of 14.8%
Colorectal screening66.4% 2.1 pts above the national average of 64.3%
COPD10.6% 4 pts above the national average of 6.6%
Visited a dentist56.8% 4.5 pts below the national average of 61.3%
Any disability35.2% 4.5 pts above the national average of 30.7%
Lacks emotional support23.8% 1 pts below the national average of 24.8%
Food insecurity15.3% 1.8 pts below the national average of 17.1%
Received food stamps13.4% 0.9 pts below the national average of 14.3%
Hearing disability9.5% 2.8 pts above the national average of 6.7%
High cholesterol43% 6.8 pts above the national average of 36.2%
Housing insecurity12% 1.8 pts below the national average of 13.8%
Independent living disability10% 1.6 pts above the national average of 8.4%
Lacks transport7.6% 1.6 pts below the national average of 9.2%
Loneliness32.6% 1.8 pts below the national average of 34.4%
Mammography use76% same as the national average of 75.9%
Poor mental health (14+ days)17.5% 0.7 pts above the national average of 16.8%
Mobility disability18.5% 4.5 pts above the national average of 14%
Poor physical health (14+ days)16.6% 3.1 pts above the national average of 13.5%
Self-care disability4.7% 0.7 pts above the national average of 4%
Utility shut-off threat7.5% 1.3 pts below the national average of 8.8%
Sleeps under 7 hours37.4% 1 pts above the national average of 36.4%
Stroke4.7% 1.3 pts above the national average of 3.4%
All natural teeth lost13.6% 0.6 pts above the national average of 13%
Vision disability5.7% same as the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments8
People employed7
Annual payroll$216,000
Advertisement
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 79.5% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss72.3 out of 100
Community resilience86.7 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Coastal flooding99.7Very High at its worst in this ZIP code
Wildfire96.9Relatively High at its worst in this ZIP code
Hurricane88.8Relatively Moderate at its worst in this ZIP code
Drought87.5Relatively Low at its worst in this ZIP code
Strong wind61.8Relatively Moderate at its worst in this ZIP code
Cold wave57.8Relatively Moderate at its worst in this ZIP code
Ice storm52.4Relatively Low at its worst in this ZIP code
Winter weather51Relatively Moderate at its worst in this ZIP code
Hail45.5Relatively Low at its worst in this ZIP code
Landslide34.1Very Low at its worst in this ZIP code
Earthquake29.3Very Low at its worst in this ZIP code
Lightning29.1Relatively Low at its worst in this ZIP code
Tornado25.2Very Low at its worst in this ZIP code
Heat wave17.4Relatively Low at its worst in this ZIP code
River flooding8.3Very Low at its worst in this ZIP code
Compared with Maryland and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMarylandUnited States
Median household income$87,938$101,652$78,538
Income per person$38,083$51,689$43,289
Poverty rate7.7%9.3%12.4%
Median home value$109,000$397,700$303,400
Median gross rent$1,662$1,348
Homeownership80.2%67.5%65%
Bachelor's degree or higher1.1%42.7%35%
Unemployment rate0%4.9%5.2%
Works from home19%17.2%13.5%
Born outside the US0%16.3%13.9%
Median age48.639.338.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationST INIGOES WEBSTER NOLF, MD US38.2 km away
Rain in a year46 in

Average high and low by month

January45.6°F / 30.1°F3.26 in rain
February48.3°F / 31.4°F2.81 in rain
March55.7°F / 37.2°F3.9 in rain
April67°F / 46.8°F3.97 in rain
May75.2°F / 56.7°F3.92 in rain
June84.5°F / 66.1°F4.04 in rain
July87.2°F / 71.2°F4.85 in rain
August85°F / 68°F4.56 in rain
September79.4°F / 61.9°F4.34 in rain
October69.1°F / 51.2°F4.22 in rain
November58.5°F / 41.4°F3.13 in rain
December49.7°F / 33.3°F3.32 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket100% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket100% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Somerset County Public Schools100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability32more vulnerable than 32% of US census tracts
Socioeconomic status56more vulnerable than 56% of US census tracts
Household characteristics29more vulnerable than 29% of US census tracts
Racial and ethnic minority status19more vulnerable than 19% of US census tracts
Housing type and transport19more vulnerable than 19% of US census tracts
Walkability3.7 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

21866 Tylerton, MD3.2 km away
21817 Crisfield, MD16.9 km away
21890 Westover, MD16.9 km away
23440 Tangier, VA19.2 km away
21821 Deal Island, MD19.3 km away
22530 Ophelia, VA24.5 km away
21838 Marion Station, MD24.6 km away
21867 Upper Fairmount, MD24.6 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Somerset County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area2.28 sq mi
Water area0.46 sq mi
Latitude, longitude37.9938, -76.0351

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

Advertisement