Postal Codes

21643 ZIP Code

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ZIP code 21643 covers Hurlock, Maryland, with a population of about 5,176 and a median household income of $61,708.

Population
5,176112 per square mile
Median age
40.31.6 points above the US average
Median household income
$61,70839% below the Maryland median
Poverty rate
16.3%3.9 points above the US average
Typical home value
$276,071up 28.6% in five years
Median rent
$73956% below the Maryland median
Degree or higher
10.5%24.5 points below the US average
Homeownership
84.4%19.4 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
76

Where 21643 is

Hurlock, 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

Population5,176
Median age40.3
Family households61.5%
Born outside the US3.4%
Speaks a language other than English at home3.5%
White (non-Hispanic)60.5%
Black (non-Hispanic)28.5%
Asian (non-Hispanic)0.8%
Hispanic or Latino4%
Veterans4.7%
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$61,708
Income per person$28,595
Poverty rate16.3%
Households on SNAP or cash assistance22.8%

Household income distribution

Under $10k5.8%
$10–15k11.6%
$15–20k5.5%
$20–25k0.7%
$25–30k2.6%
$30–35k2.6%
$35–40k8.2%
$40–45k4.1%
$45–50k2.1%
$50–60k5.8%
$60–75k11.9%
$75–100k14.4%
$100–125k9.7%
$125–150k3.7%
$150–200k9.5%
$200k or more1.8%

Income as declared to the IRS

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

Tax returns filed2,890
Mean adjusted gross income$57,091
Returns declaring $200,000 or more1.7%
Returns, under $25k29.1%
Returns, $25k–$50k28.0%
Returns, $50k–$75k16.6%
Returns, $75k–$100k11.1%
Returns, $100k–$200k13.5%
Returns, $200k or more1.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$220,000
Median gross rent$739
Owner-occupied84.4%
Vacant homes13.3%
Median year built1983

What the homes are

Detached house76.6%
Attached house0.4%
2 to 4 units2.1%
5 to 19 units3.8%
20 or more units3.2%
Mobile home13.9%
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$276,071as of 2026-07
Typical home value, 1 yearup 3.3%
Typical home value, 5 yearsup 28.6%
Typical home value, 10 yearsup 104.5%
Typical home value since 2000
200020132026$276,071$68,687

$68,687 in 2000 to $276,071 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.7%
Bachelor's degree or higher10.5%
High school diploma or higher81.7%
Works from home5%
Drives to work alone86.8%
Takes public transport0%
Commutes 45 minutes or more24.1%
Health

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

Obesity43.5% 10.1 pts above the national average of 33.4%
Diagnosed diabetes16.8% 4.8 pts above the national average of 12%
Currently smokes18.2% 5 pts above the national average of 13.2%
High blood pressure43.5% 9.4 pts above the national average of 34.1%
Fair or poor general health25.2% 4.9 pts above the national average of 20.3%
No health insurance (18–64)10.5% 0.8 pts below the national average of 11.3%
Depression21.2% 0.7 pts below the national average of 21.9%
No leisure-time physical activity30.6% 5.2 pts above the national average of 25.4%
Arthritis34% 8.9 pts above the national average of 25.1%
Binge drinking14.3% 1.7 pts below the national average of 16%
Taking blood pressure medication79.1% 4.4 pts above the national average of 74.7%
Cancer (non-skin)8.2% 0.5 pts above the national average of 7.7%
Current asthma12.1% 1.7 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 year80.5% 3.8 pts above the national average of 76.7%
Cholesterol screening87.5% 1.6 pts above the national average of 85.9%
Cognitive disability16.6% 1.8 pts above the national average of 14.8%
Colorectal screening65.6% 1.3 pts above the national average of 64.3%
COPD9.8% 3.2 pts above the national average of 6.6%
Visited a dentist53.2% 8.1 pts below the national average of 61.3%
Any disability34.5% 3.8 pts above the national average of 30.7%
Lacks emotional support26.7% 1.9 pts above the national average of 24.8%
Food insecurity21.7% 4.6 pts above the national average of 17.1%
Received food stamps20.9% 6.6 pts above the national average of 14.3%
Hearing disability7.4% 0.7 pts above the national average of 6.7%
High cholesterol37.2% 1 pts above the national average of 36.2%
Housing insecurity17.7% 3.9 pts above the national average of 13.8%
Independent living disability10.4% 2 pts above the national average of 8.4%
Lacks transport11% 1.8 pts above the national average of 9.2%
Loneliness33.2% 1.2 pts below the national average of 34.4%
Mammography use79.7% 3.8 pts above the national average of 75.9%
Poor mental health (14+ days)18.6% 1.8 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)16.8% 3.3 pts above the national average of 13.5%
Self-care disability5.7% 1.7 pts above the national average of 4%
Utility shut-off threat12% 3.2 pts above the national average of 8.8%
Sleeps under 7 hours42% 5.6 pts above the national average of 36.4%
Stroke4.9% 1.5 pts above the national average of 3.4%
All natural teeth lost18.4% 5.4 pts above the national average of 13%
Vision disability6.8% 1.2 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments76
People employed2,460
Annual payroll$116,785,000
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 49.7% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 3 census tracts this ZIP code covers
Expected annual loss47.8 out of 100
Community resilience95.8 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.

Drought97.2Relatively High at its worst in this ZIP code
Coastal flooding90Relatively Moderate at its worst in this ZIP code
Hurricane88.4Relatively High at its worst in this ZIP code
Wildfire84.5Relatively Moderate at its worst in this ZIP code
Strong wind79.3Relatively Moderate at its worst in this ZIP code
Heat wave79.1Relatively Moderate at its worst in this ZIP code
Winter weather77.5Relatively High at its worst in this ZIP code
Cold wave71.1Relatively Moderate at its worst in this ZIP code
Lightning70Relatively Moderate at its worst in this ZIP code
Ice storm68.4Relatively Moderate at its worst in this ZIP code
Landslide54.4Very Low at its worst in this ZIP code
Earthquake54.2Relatively Low at its worst in this ZIP code
Tornado50.2Relatively Low at its worst in this ZIP code
Hail28.9Relatively Low at its worst in this ZIP code
River flooding20.5Relatively 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$61,708$101,652$78,538
Income per person$28,595$51,689$43,289
Poverty rate16.3%9.3%12.4%
Median home value$220,000$397,700$303,400
Median gross rent$739$1,662$1,348
Homeownership84.4%67.5%65%
Bachelor's degree or higher10.5%42.7%35%
Unemployment rate4.7%4.9%5.2%
Works from home5%17.2%13.5%
Born outside the US3.4%16.3%13.9%
Median age40.339.338.7
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 stationVIENNA, MD US17.8 km away

Average high and low by month

January47.8°F / 27.7°F
February50.1°F / 28.5°F
March58.3°F / 35.5°F
April69.3°F / 44.1°F
May77.7°F / 54°F
June85.5°F / 63.1°F
July90.1°F / 68.7°F
August88.1°F / 66.6°F
September81.9°F / 60.5°F
October71.7°F / 48.6°F
November60.6°F / 38.5°F
December51.3°F / 31.2°F
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 supermarketNone of this ZIP code
No vehicle and far from a supermarket89% 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%.

Dorchester 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 vulnerability66more vulnerable than 66% of US census tracts
Socioeconomic status63more vulnerable than 63% of US census tracts
Household characteristics56more vulnerable than 56% of US census tracts
Racial and ethnic minority status53more vulnerable than 53% of US census tracts
Housing type and transport68more vulnerable than 68% of US census tracts
Walkability4.5 out of 20Least walkable
Nearby ZIP codes

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

21664 Secretary, MD8.3 km away
21659 Rhodesdale, MD8.9 km away
21631 East New Market, MD10 km away
21632 Federalsburg, MD11 km away
21655 Preston, MD12.3 km away
21609 Bethlehem, MD13.6 km away
21835 Linkwood, MD14.4 km away
21673 Trappe, MD16.5 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.

Dorchester County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area46.18 sq mi
Water area2.35 sq mi
Population density112 people per sq mi
Latitude, longitude38.6438, -75.8630

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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