Postal Codes

21632 ZIP Code

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ZIP code 21632 covers Federalsburg, Maryland, with a population of about 6,227 and a median household income of $59,808.

Population
6,22780 per square mile
Median age
43.95.2 points above the US average
Median household income
$59,80841% below the Maryland median
Poverty rate
20.9%8.5 points above the US average
Typical home value
$246,243up 21.1% in five years
Median rent
$99040% below the Maryland median
Degree or higher
12.6%22.4 points below the US average
Homeownership
60.1%4.9 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
110

Where 21632 is

Federalsburg, 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

Population6,227
Median age43.9
Family households62.8%
Born outside the US5.8%
Speaks a language other than English at home7.9%
White (non-Hispanic)64.6%
Black (non-Hispanic)24.9%
Asian (non-Hispanic)1.7%
Hispanic or Latino2.9%
Veterans8.3%
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$59,808
Income per person$35,963
Poverty rate20.9%
Households on SNAP or cash assistance21.7%

Household income distribution

Under $10k6.5%
$10–15k6.5%
$15–20k3.5%
$20–25k6.6%
$25–30k3.6%
$30–35k4.3%
$35–40k8.3%
$40–45k3.8%
$45–50k1.1%
$50–60k5.7%
$60–75k11.1%
$75–100k20.8%
$100–125k6.1%
$125–150k3.1%
$150–200k3.3%
$200k or more5.6%

Income as declared to the IRS

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

Tax returns filed2,990
Mean adjusted gross income$51,106
Returns declaring $200,000 or more1.3%
Returns, under $25k33.1%
Returns, $25k–$50k31.1%
Returns, $50k–$75k15.7%
Returns, $75k–$100k8.4%
Returns, $100k–$200k10.4%
Returns, $200k or more1.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$192,800
Median gross rent$990
Rent as a share of household income30.3%
Owner-occupied60.1%
Vacant homes11%
Median year built1976

What the homes are

Detached house74.9%
Attached house1.7%
2 to 4 units8.8%
5 to 19 units6.6%
20 or more units0.6%
Mobile home7.4%
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$246,243as of 2026-07
Typical home value, 1 yeardown 1.1%
Typical home value, 5 yearsup 21.1%
Typical home value, 10 yearsup 87.5%
Typical home value since 2000
200020132026$248,928$80,841

$80,841 in 2000 to $246,243 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.8%
Bachelor's degree or higher12.6%
High school diploma or higher85%
Works from home4.4%
Drives to work alone80.7%
Takes public transport1.5%
Commutes 45 minutes or more25.8%
Health

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

Obesity44.7% 11.3 pts above the national average of 33.4%
Diagnosed diabetes16.4% 4.4 pts above the national average of 12%
Currently smokes20.1% 6.9 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 health26.4% 6.1 pts above the national average of 20.3%
No health insurance (18–64)11.2% same as the national average of 11.3%
Depression24.6% 2.7 pts above the national average of 21.9%
No leisure-time physical activity32.5% 7.1 pts above the national average of 25.4%
Arthritis34.3% 9.2 pts above the national average of 25.1%
Binge drinking13.4% 2.6 pts below the national average of 16%
Taking blood pressure medication77.4% 2.7 pts above the national average of 74.7%
Cancer (non-skin)8.4% 0.7 pts above the national average of 7.7%
Current asthma12.7% 2.3 pts above the national average of 10.4%
Coronary heart disease8.5% 2.3 pts above the national average of 6.2%
Routine check-up in past year79.4% 2.7 pts above the national average of 76.7%
Cholesterol screening86.1% same as the national average of 85.9%
Cognitive disability18.6% 3.8 pts above the national average of 14.8%
Colorectal screening64.5% same as the national average of 64.3%
COPD11.1% 4.5 pts above the national average of 6.6%
Visited a dentist52.9% 8.4 pts below the national average of 61.3%
Any disability37% 6.3 pts above the national average of 30.7%
Lacks emotional support26.2% 1.4 pts above the national average of 24.8%
Food insecurity25.4% 8.3 pts above the national average of 17.1%
Received food stamps25.4% 11.1 pts above the national average of 14.3%
Hearing disability8.2% 1.5 pts above the national average of 6.7%
High cholesterol40.3% 4.1 pts above the national average of 36.2%
Housing insecurity19.3% 5.5 pts above the national average of 13.8%
Independent living disability11.8% 3.4 pts above the national average of 8.4%
Lacks transport12.5% 3.3 pts above the national average of 9.2%
Loneliness35.7% 1.3 pts above the national average of 34.4%
Mammography use74.2% 1.7 pts below the national average of 75.9%
Poor mental health (14+ days)19.8% 3 pts above the national average of 16.8%
Mobility disability19.3% 5.3 pts above the national average of 14%
Poor physical health (14+ days)17.1% 3.6 pts above the national average of 13.5%
Self-care disability6.2% 2.2 pts above the national average of 4%
Utility shut-off threat13.8% 5 pts above the national average of 8.8%
Sleeps under 7 hours42.1% 5.7 pts above the national average of 36.4%
Stroke5% 1.6 pts above the national average of 3.4%
All natural teeth lost20.2% 7.2 pts above the national average of 13%
Vision disability7.7% 2.1 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments110
People employed2,357
Annual payroll$141,820,000
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 59.8% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 6 census tracts this ZIP code covers
Expected annual loss50.6 out of 100
Community resilience53.2 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.

Drought97.4Relatively High at its worst in this ZIP code
Hurricane91.7Relatively High at its worst in this ZIP code
Coastal flooding86.9Relatively Moderate at its worst in this ZIP code
Wildfire86.7Relatively Moderate at its worst in this ZIP code
Strong wind84.2Relatively High at its worst in this ZIP code
Winter weather80.8Relatively High at its worst in this ZIP code
Lightning67.1Relatively High at its worst in this ZIP code
Cold wave66.6Relatively High at its worst in this ZIP code
Heat wave64.8Relatively Moderate at its worst in this ZIP code
Landslide60.5Very Low at its worst in this ZIP code
Ice storm57.2Relatively Moderate at its worst in this ZIP code
Earthquake54.1Relatively Low at its worst in this ZIP code
Hail52.1Relatively Low at its worst in this ZIP code
Tornado41.8Relatively Low at its worst in this ZIP code
River flooding33Relatively Moderate 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$59,808$101,652$78,538
Income per person$35,963$51,689$43,289
Poverty rate20.9%9.3%12.4%
Median home value$192,800$397,700$303,400
Median gross rent$990$1,662$1,348
Homeownership60.1%67.5%65%
Bachelor's degree or higher12.6%42.7%35%
Unemployment rate4.8%4.9%5.2%
Works from home4.4%17.2%13.5%
Born outside the US5.8%16.3%13.9%
Median age43.939.338.7
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 stationGREENWOOD 2NE, DE US20.6 km away
Rain in a year46 in
Snow in a year13 in

Average high and low by month

January43.6°F / 25.4°F3.61 in rain, 3.3 in snow
February45.7°F / 26.3°F2.91 in rain, 5.9 in snow
March53.9°F / 32.9°F4.01 in rain, 1.6 in snow
April64.7°F / 42.4°F3.44 in rain, 0.2 in snow
May73.3°F / 51.9°F3.67 in rain
June82.1°F / 61.6°F4.19 in rain
July86.7°F / 66.7°F4.01 in rain
August85°F / 64.7°F4.5 in rain
September78.9°F / 57.9°F4.77 in rain
October68.2°F / 46.2°F4.23 in rain
November57.3°F / 37.2°F3.19 in rain
December48.2°F / 29.3°F3.78 in rain, 1.8 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 supermarket44% of this ZIP code's area
Far from a supermarket44% of this ZIP code's area
No vehicle and far from a supermarket49% 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.

Caroline County Public Schools79.8% of this ZIP code's land area
Dorchester County Public Schools20.2% 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 vulnerability57more vulnerable than 57% of US census tracts
Socioeconomic status52more vulnerable than 52% of US census tracts
Household characteristics64more vulnerable than 64% of US census tracts
Racial and ethnic minority status44more vulnerable than 44% of US census tracts
Housing type and transport56more vulnerable than 56% of US census tracts
Walkability5 out of 20Least walkable
Nearby ZIP codes

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

21643 Hurlock, MD11 km away
21659 Rhodesdale, MD12.4 km away
21655 Preston, MD12.7 km away
19933 Bridgeville, DE14.7 km away
21609 Bethlehem, MD16.2 km away
21629 Denton, MD16.9 km away
19973 Seaford, DE17 km away
21664 Secretary, MD19 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.

Caroline County79.8% of this ZIP code's land area
Dorchester County20.2% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area77.82 sq mi
Water area0.51 sq mi
Population density80 people per sq mi
Latitude, longitude38.7147, -75.7754

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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