Postal Codes

21813 ZIP Code

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ZIP code 21813 covers Bishopville, Maryland, with a population of about 2,936 and a median household income of $102,332.

Population
2,936107 per square mile
Median age
54.916.2 points above the US average
Median household income
$102,332about the Maryland median
Poverty rate
4.1%8.3 points below the US average
Typical home value
$547,886up 19.9% in five years
Degree or higher
22.7%12.3 points below the US average
Homeownership
81.9%16.9 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
97

Where 21813 is

Bishopville, 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

Population2,936
Median age54.9
Family households79.7%
Born outside the US3.6%
Speaks a language other than English at home1.1%
White (non-Hispanic)87.7%
Black (non-Hispanic)4%
Asian (non-Hispanic)0%
Hispanic or Latino2.2%
Veterans10.2%
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$102,332
Income per person$56,747
Poverty rate4.1%
Households on SNAP or cash assistance11.5%

Household income distribution

Under $10k1.1%
$10–15k2.5%
$15–20k2.9%
$20–25k0.0%
$25–30k3.9%
$30–35k1.4%
$35–40k0.0%
$40–45k0.0%
$45–50k5.8%
$50–60k4.8%
$60–75k8.1%
$75–100k15.9%
$100–125k18.0%
$125–150k6.9%
$150–200k5.1%
$200k or more23.7%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,550
Mean adjusted gross income$110,826
Returns declaring $200,000 or more12.3%
Returns, under $25k27.1%
Returns, $25k–$50k20.0%
Returns, $50k–$75k13.5%
Returns, $75k–$100k9.0%
Returns, $100k–$200k18.1%
Returns, $200k or more12.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$562,600
Owner-occupied81.9%
Vacant homes17.6%
Median year built1988

What the homes are

Detached house84.4%
Attached house2.7%
Mobile home10.3%
Boat, RV or van2.6%
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$547,886as of 2026-07
Typical home value, 1 yearup 1.7%
Typical home value, 5 yearsup 19.9%
Typical home value, 10 yearsup 66.8%
Typical home value since 2000
200020132026$547,886$168,069

$168,069 in 2000 to $547,886 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.5%
Bachelor's degree or higher22.7%
High school diploma or higher90.8%
Works from home9.9%
Drives to work alone75.4%
Takes public transport0%
Commutes 45 minutes or more10.3%
Health

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

Obesity32.9% 0.5 pts below the national average of 33.4%
Diagnosed diabetes12.7% 0.7 pts above the national average of 12%
Currently smokes12.9% same as the national average of 13.2%
High blood pressure39.5% 5.4 pts above the national average of 34.1%
Fair or poor general health17.4% 2.9 pts below the national average of 20.3%
No health insurance (18–64)6.6% 4.7 pts below the national average of 11.3%
Depression21.5% same as the national average of 21.9%
No leisure-time physical activity24% 1.4 pts below the national average of 25.4%
Arthritis32.4% 7.3 pts above the national average of 25.1%
Binge drinking18% 2 pts above the national average of 16%
Taking blood pressure medication79.8% 5.1 pts above the national average of 74.7%
Cancer (non-skin)10.6% 2.9 pts above the national average of 7.7%
Current asthma10.4% same as the national average of 10.4%
Coronary heart disease7.1% 0.9 pts above the national average of 6.2%
Routine check-up in past year81.8% 5.1 pts above the national average of 76.7%
Cholesterol screening90.8% 4.9 pts above the national average of 85.9%
Cognitive disability12.1% 2.7 pts below the national average of 14.8%
Colorectal screening73.9% 9.6 pts above the national average of 64.3%
COPD7.5% 0.9 pts above the national average of 6.6%
Visited a dentist68.5% 7.2 pts above the national average of 61.3%
Any disability27.5% 3.2 pts below the national average of 30.7%
Lacks emotional support20.3% 4.5 pts below the national average of 24.8%
Food insecurity10.4% 6.7 pts below the national average of 17.1%
Received food stamps8% 6.3 pts below the national average of 14.3%
Hearing disability7.1% same as the national average of 6.7%
High cholesterol41.5% 5.3 pts above the national average of 36.2%
Housing insecurity9.1% 4.7 pts below the national average of 13.8%
Independent living disability7.1% 1.3 pts below the national average of 8.4%
Lacks transport5.8% 3.4 pts below the national average of 9.2%
Loneliness30.6% 3.8 pts below the national average of 34.4%
Mammography use78.8% 2.9 pts above the national average of 75.9%
Poor mental health (14+ days)15.2% 1.6 pts below the national average of 16.8%
Mobility disability13.8% same as the national average of 14%
Poor physical health (14+ days)13.7% same as the national average of 13.5%
Self-care disability3.5% 0.5 pts below the national average of 4%
Utility shut-off threat5.7% 3.1 pts below the national average of 8.8%
Sleeps under 7 hours28.8% 7.6 pts below the national average of 36.4%
Stroke3.7% same as the national average of 3.4%
All natural teeth lost7.6% 5.4 pts below the national average of 13%
Vision disability4.1% 1.5 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments97
People employed436
Annual payroll$20,257,000
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 77% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 2 census tracts this ZIP code covers
Expected annual loss74 out of 100
Community resilience86.6 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 flooding96.6Relatively High at its worst in this ZIP code
Hurricane95.9Relatively High at its worst in this ZIP code
Drought95.4Relatively Moderate at its worst in this ZIP code
Wildfire86.6Relatively Low at its worst in this ZIP code
Winter weather85.1Relatively High at its worst in this ZIP code
Cold wave81.7Relatively High at its worst in this ZIP code
Landslide70.5Very Low at its worst in this ZIP code
Ice storm69.9Relatively Moderate at its worst in this ZIP code
Strong wind67Relatively Moderate at its worst in this ZIP code
Lightning60.9Relatively Moderate at its worst in this ZIP code
Heat wave57.6Relatively Moderate at its worst in this ZIP code
Earthquake46.6Relatively Low at its worst in this ZIP code
Hail45Relatively Low at its worst in this ZIP code
River flooding42.1Relatively Low at its worst in this ZIP code
Tornado27.2Very 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$102,332$101,652$78,538
Income per person$56,747$51,689$43,289
Poverty rate4.1%9.3%12.4%
Median home value$562,600$397,700$303,400
Median gross rent$1,662$1,348
Homeownership81.9%67.5%65%
Bachelor's degree or higher22.7%42.7%35%
Unemployment rate3.5%4.9%5.2%
Works from home9.9%17.2%13.5%
Born outside the US3.6%16.3%13.9%
Median age54.939.338.7
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 stationOCEAN CITY MUNI AP, MD US14.5 km away
Rain in a year43 in

Average high and low by month

January44.9°F / 27.9°F3.39 in rain
February46.7°F / 29.3°F2.95 in rain
March52.2°F / 35.4°F3.86 in rain
April61.5°F / 44.1°F3 in rain
May70.1°F / 53.4°F3.76 in rain
June79.3°F / 63.3°F3.32 in rain
July84.2°F / 68.4°F3.77 in rain
August82.6°F / 67.1°F3.83 in rain
September77.1°F / 61.1°F3.93 in rain
October67.5°F / 49.2°F4.04 in rain
November57.5°F / 38.8°F3.18 in rain
December49.5°F / 31.9°F3.6 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 supermarketNone of this ZIP code
Far from a supermarket100% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
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%.

Worcester 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 vulnerability19more vulnerable than 19% of US census tracts
Socioeconomic status23more vulnerable than 23% of US census tracts
Household characteristics29more vulnerable than 29% of US census tracts
Racial and ethnic minority status17more vulnerable than 17% of US census tracts
Housing type and transport27more vulnerable than 27% of US census tracts
Walkability4.9 out of 20Least walkable
Nearby ZIP codes

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

21862 Showell, MD4.2 km away
19975 Selbyville, DE4.7 km away
21872 Whaleyville, MD8.6 km away
21811 Berlin, MD9.1 km away
19945 Frankford, DE9.9 km away
19944 Fenwick Island, DE12.7 km away
21842 Ocean City, MD13.6 km away
21843 Ocean City, MD13.6 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.

Worcester County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area27.43 sq mi
Water area6.83 sq mi
Population density107 people per sq mi
Latitude, longitude38.4296, -75.1855

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.

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