ZIP code
21643
Hurlock, MD
21643 covers Hurlock in Dorchester County, with 5,176 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 21643. Methodology
ZIP code map of 21643

About ZIP code 21643
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 21643. Not ACS. Methodology
People in 21643
Race
- White3,569
- Black or African American1,732
- American Indian or Alaska Native17
- Asian39
- Other race137
- Two or more races326
Hispanic or Latino (any race): 220
Age
- Under 10682
- 10 to 19786
- 20 to 29602
- 30 to 39698
- 40 to 49709
- 50 to 59835
- 60 to 69859
- 70 to 79437
- 80 and older212
Income and housing in 21643
Education
- High school graduate81.7%
- Bachelor's degree10.5%
- Graduate degree3.2%
Places covering 21643
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Hurlock35.6%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Dorchester County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
64.4% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 21643
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 5,678 | |
| 2006 | 5,572 | |
| 2007 | 5,956 | |
| 2008 | 5,541 | |
| 2009 | 5,574 | |
| 2010 | 5,545 | |
| 2011 | 5,621 | 5,463 |
| 2012 | 5,298 | 5,350 |
| 2013 | 5,276 | 5,390 |
| 2014 | 5,128 | 5,360 |
| 2015 | 5,147 | 5,350 |
| 2016 | 5,455 | 5,360 |
| 2017 | 5,918 | 5,170 |
| 2018 | 6,015 | 5,250 |
| 2019 | 5,864 | 5,290 |
| 2020 | 5,956 | 5,310 |
| 2021 | 5,332 | 5,160 |
| 2022 | 5,021 | 5,290 |
| 2023 | 5,176 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 21643
12 nearest ZIP centroids (any distance)
- 21664Secretary4.9 miPop 598 · Income $68,333
- 21631East New Market5.7 miPop 2,580 · Income $69,095
- 21659Rhodesdale6.1 miPop 1,480 · Income $68,889
- 21655Preston7.2 miPop 4,995 · Income $85,608
- 21632Federalsburg7.9 miPop 6,227 · Income $59,808
- 21835Linkwood8.5 miPop 390 · Income $50,380
- 21673Trappe9.4 miPop 2,839 · Income $72,500
- 21861Sharptown10.8 miPop 806 · Income $85,714
- 19973Seaford13.3 miPop 25,786 · Income $62,668
- 21837Mardela Springs14.3 miPop 2,975 · Income $71,667
- 21654Oxford14.4 miPop 1,195 · Income $88,512
- 21629Denton14.9 miPop 10,285 · Income $70,117
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 21643, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 21643 FAQ
- What city is ZIP code 21643 in?
- 21643 is in Hurlock, MD.
- What county is 21643 in?
- 21643 is in Dorchester County.
- What is the median household income in 21643?
- The median household income in 21643 is $61,708.
- Which ZIP codes are near 21643?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 21643.