Postal Codes

21851 ZIP Code

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ZIP code 21851 covers Pocomoke City, Maryland, with a population of about 7,252 and a median household income of $50,847.

Population
7,25270 per square mile
Median age
44.45.7 points above the US average
Median household income
$50,84750% below the Maryland median
Poverty rate
9.8%2.6 points below the US average
Typical home value
$224,333up 19.3% in five years
Median rent
$82850% below the Maryland median
Degree or higher
19.7%15.3 points below the US average
Homeownership
65.3%about the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
184

Where 21851 is

Pocomoke City, 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

Population7,252
Median age44.4
Family households60.3%
Born outside the US5%
Speaks a language other than English at home6.9%
White (non-Hispanic)53.7%
Black (non-Hispanic)36.8%
Asian (non-Hispanic)2.1%
Hispanic or Latino2%
Veterans9%
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$50,847
Income per person$33,508
Poverty rate9.8%
Households on SNAP or cash assistance25.2%

Household income distribution

Under $10k7.3%
$10–15k4.3%
$15–20k5.9%
$20–25k6.9%
$25–30k4.9%
$30–35k6.1%
$35–40k4.2%
$40–45k3.4%
$45–50k6.4%
$50–60k2.9%
$60–75k10.5%
$75–100k10.7%
$100–125k10.3%
$125–150k6.7%
$150–200k6.1%
$200k or more3.5%

Income as declared to the IRS

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

Tax returns filed3,540
Mean adjusted gross income$56,554
Returns declaring $200,000 or more2.3%
Returns, under $25k33.6%
Returns, $25k–$50k28.0%
Returns, $50k–$75k13.3%
Returns, $75k–$100k9.3%
Returns, $100k–$200k13.6%
Returns, $200k or more2.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$186,700
Median gross rent$828
Rent as a share of household income28.6%
Owner-occupied65.3%
Vacant homes12.4%
Median year built1972

What the homes are

Detached house79.4%
Attached house5.4%
2 to 4 units3.5%
5 to 19 units5.4%
20 or more units2.9%
Mobile home3.5%
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$224,333as of 2026-07
Typical home value, 1 yeardown 2.7%
Typical home value, 5 yearsup 19.3%
Typical home value, 10 yearsup 72.2%
Typical home value since 2000
200020132026$239,782$90,887

$90,887 in 2000 to $224,333 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate10.3%
Bachelor's degree or higher19.7%
High school diploma or higher92.3%
Works from home7.1%
Drives to work alone78%
Takes public transport0.8%
Commutes 45 minutes or more22.1%
Health

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

Obesity38.4% 5 pts above the national average of 33.4%
Diagnosed diabetes15.9% 3.9 pts above the national average of 12%
Currently smokes16.1% 2.9 pts above the national average of 13.2%
High blood pressure44.1% 10 pts above the national average of 34.1%
Fair or poor general health23.2% 2.9 pts above the national average of 20.3%
No health insurance (18–64)9% 2.3 pts below the national average of 11.3%
Depression21.3% 0.6 pts below the national average of 21.9%
No leisure-time physical activity31.2% 5.8 pts above the national average of 25.4%
Arthritis33.1% 8 pts above the national average of 25.1%
Binge drinking15.2% 0.8 pts below the national average of 16%
Taking blood pressure medication79.9% 5.2 pts above the national average of 74.7%
Cancer (non-skin)8.9% 1.2 pts above the national average of 7.7%
Current asthma11.6% 1.2 pts above the national average of 10.4%
Coronary heart disease8% 1.8 pts above the national average of 6.2%
Routine check-up in past year82.3% 5.6 pts above the national average of 76.7%
Cholesterol screening89% 3.1 pts above the national average of 85.9%
Cognitive disability15.1% same as the national average of 14.8%
Colorectal screening69.7% 5.4 pts above the national average of 64.3%
COPD9% 2.4 pts above the national average of 6.6%
Visited a dentist57.9% 3.4 pts below the national average of 61.3%
Any disability33.2% 2.5 pts above the national average of 30.7%
Lacks emotional support24.7% same as the national average of 24.8%
Food insecurity19.7% 2.6 pts above the national average of 17.1%
Received food stamps18% 3.7 pts above the national average of 14.3%
Hearing disability7.5% 0.8 pts above the national average of 6.7%
High cholesterol39.8% 3.6 pts above the national average of 36.2%
Housing insecurity16.2% 2.4 pts above the national average of 13.8%
Independent living disability9.8% 1.4 pts above the national average of 8.4%
Lacks transport10% 0.8 pts above the national average of 9.2%
Loneliness34.1% same as the national average of 34.4%
Mammography use79.2% 3.3 pts above the national average of 75.9%
Poor mental health (14+ days)17.6% 0.8 pts above the national average of 16.8%
Mobility disability18% 4 pts above the national average of 14%
Poor physical health (14+ days)15.7% 2.2 pts above the national average of 13.5%
Self-care disability5.1% 1.1 pts above the national average of 4%
Utility shut-off threat11.1% 2.3 pts above the national average of 8.8%
Sleeps under 7 hours35.5% 0.9 pts below the national average of 36.4%
Stroke4.8% 1.4 pts above the national average of 3.4%
All natural teeth lost14.2% 1.2 pts above the national average of 13%
Vision disability6.3% 0.7 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments184
People employed2,705
Annual payroll$129,494,000
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 70.9% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 4 census tracts this ZIP code covers
Expected annual loss70.7 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.

Drought95.3Relatively Moderate at its worst in this ZIP code
Hurricane94.9Relatively High at its worst in this ZIP code
Coastal flooding93.2Very High at its worst in this ZIP code
Wildfire87.5Relatively Moderate at its worst in this ZIP code
Winter weather74.3Relatively High at its worst in this ZIP code
Cold wave73.4Relatively High at its worst in this ZIP code
Strong wind65.4Relatively High at its worst in this ZIP code
Ice storm57.4Relatively Moderate at its worst in this ZIP code
Landslide55.1Very Low at its worst in this ZIP code
Hail54.9Relatively Moderate at its worst in this ZIP code
Lightning51.7Relatively Moderate at its worst in this ZIP code
Heat wave43Relatively Low at its worst in this ZIP code
Earthquake39.6Relatively Low at its worst in this ZIP code
River flooding39.5Relatively Moderate at its worst in this ZIP code
Tornado28.4Relatively 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$50,847$101,652$78,538
Income per person$33,508$51,689$43,289
Poverty rate9.8%9.3%12.4%
Median home value$186,700$397,700$303,400
Median gross rent$828$1,662$1,348
Homeownership65.3%67.5%65%
Bachelor's degree or higher19.7%42.7%35%
Unemployment rate10.3%4.9%5.2%
Works from home7.1%17.2%13.5%
Born outside the US5%16.3%13.9%
Median age44.439.338.7
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 stationWALLOPS ISLAND FLIGHT FAC, VA US16.6 km away
Rain in a year43 in
Snow in a year8 in

Average high and low by month

January46.2°F / 29.5°F3.15 in rain, 3.5 in snow
February48.5°F / 31.1°F2.81 in rain, 2.3 in snow
March54.5°F / 37°F3.91 in rain, 0.7 in snow
April64.3°F / 45.9°F3.12 in rain, 0.2 in snow
May72.7°F / 55.5°F3.2 in rain
June81.3°F / 65.1°F3.39 in rain
July86.1°F / 70.4°F4.37 in rain
August84.2°F / 68.7°F4.32 in rain
September78.7°F / 63°F4.33 in rain
October69.1°F / 51.4°F4.02 in rain
November58.8°F / 40.7°F2.88 in rain
December50.5°F / 33.5°F3.75 in rain, 1.7 in snow
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 supermarket25% of this ZIP code's area
Far from a supermarket27% of this ZIP code's area
No vehicle and far from a supermarket26% 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%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Worcester County Public Schools80.4% of this ZIP code's land area
Somerset County Public Schools19.6% 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 vulnerability51more vulnerable than 51% of US census tracts
Socioeconomic status60more vulnerable than 60% of US census tracts
Household characteristics39more vulnerable than 39% of US census tracts
Racial and ethnic minority status55more vulnerable than 55% of US census tracts
Housing type and transport46more vulnerable than 46% of US census tracts
Walkability4.7 out of 20Least walkable
Nearby ZIP codes

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

21857 Rehobeth, MD10.1 km away
21864 Stockton, MD13 km away
23395 Horntown, VA13.4 km away
23415 New Church, VA13.8 km away
23488 Withams, VA14.3 km away
21829 Girdletree, MD14.7 km away
23483 Wattsville, VA14.9 km away
23356 Greenbackville, VA15.2 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 County80.4% of this ZIP code's land area
Somerset County19.6% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area103.63 sq mi
Water area1.94 sq mi
Population density70 people per sq mi
Latitude, longitude38.0714, -75.5550

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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