Caroline County, Maryland

Caroline County, Maryland, has 34,116 residents (July 2025 estimate). Its county seat is Denton. It uses Eastern Time and covers 319 sq mi (827 km²) of land.

BaltimoreColumbia
Caroline County in Maryland
Kent CountySussex CountyQueen Anne's CountyTalbot CountyDentonFederalsburgGreensboroRidgelyPreston
Caroline County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
34,116
Land area
319 sq mi (827 km²)
County seat or government
Denton
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$68,457 ± $3,798
Median home value
$290,100 ± $10,845
Median rent, with utilities
$1,105 ± $50
Homes lived in by their owners
71.9% ± 2.4 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Easton, MD micro area, Seaford, DE micro area, Cambridge, MD micro area, Dover, DE metro area, and Baltimore-Columbia-Towson, MD metro area
Water area
6.48 sq mi (16.8 km²)
State
Maryland
County code (FIPS)
24011
Coordinates (central point)
38.871531, -75.831662

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Caroline County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/New_YorkUTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 2162910,252 people
  2. 216326,436 people
  3. 216555,053 people
  4. 216394,682 people
  5. 216604,132 people
  6. 216491,890 people
  7. 216571,354 people
  8. 216401,163 people
  9. 216361,097 people
  10. 21641127 people

10 ZIP Code areas overlap Caroline County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Election districts in Caroline County, largest first

  1. District 3, Denton7,893 people
  2. District 2, Greensboro5,834 people
  3. District 5, Federalsburg4,518 people
  4. District 7, Ridgely4,058 people
  5. District 4, Preston3,885 people
  6. District 1, Henderson2,939 people
  7. District 6, Hillsboro2,301 people
  8. District 8, American Corner2,241 people

People counts are American Community Survey 2020–2024 5-year estimates. All election districts in Maryland, by county

School districts in Caroline County, largest first

  1. Caroline County Public Schools33,669 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Denton, Maryland (town)4,936 people
  2. Federalsburg, Maryland (town)2,837 people
  3. Greensboro, Maryland (town)2,634 people
  4. Ridgely, Maryland (town)1,772 people
  5. Preston, Maryland (town)852 people
  6. Williston, Maryland (CDP)391 people
  7. Goldsboro, Maryland (town)248 people
  8. Choptank, Maryland (CDP)186 people
  9. Marydel, Maryland (town)149 people
  10. Henderson, Maryland (town)132 people
  11. Hillsboro, Maryland (town)127 people
  12. Templeville, Maryland (town)63 people
All 13
  1. West Denton, Maryland (CDP)48 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Queen Anne's County, Maryland18 mi northwest
  2. Talbot County, Maryland21 mi southwest
  3. Kent County, Delaware24 mi northeast
  4. Sussex County, Delaware30 mi southeast
  5. Dorchester County, Maryland33 mi south

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.