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Where am ILOCATED

Delaware: Time Zones, Counties, Cities & Map

Delaware uses Eastern Time.

Delaware in the United States
Eastern TimeUTC-05:00 in January; UTC-04:00 in JulyAll of DelawareAmerica/New_York
WilmingtonDoverNewarkMiddletownBear
Delaware and its counties (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
1,059,952
Land area
1,949 sq mi (5,047 km²)
Water area
540 sq mi (1,399 km²)
State FIPS code
10
Coordinates (central point)
38.998566, -75.441644
Open this point in the location finder

These coordinates mark a central point for the area, not a street address.

Metro and micro areas in Delaware, largest first

2 metro areas and 1 micro area have counties in Delaware. One crosses into another state; its population is for the whole area. Populations are July 2025 estimates.

  1. Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metro Area6,329,118 people
  2. Seaford, DE Micro Area277,140 people
  3. Dover, DE Metro Area194,786 people

Every metro and micro area in the US

Tribal areas in Delaware, largest first

  1. Nanticoke Indian Tribe State Designated Tribal Statistical Area11,358 people
  2. Lenape Indian Tribe of Delaware State Designated Tribal Statistical Area699 people

American Indian, Alaska Native and Native Hawaiian areas as the Census Bureau maps them, with at least 2% of their area here, water included. These lines don’t decide membership, jurisdiction or land status.

Counties and equivalents, largest first

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

  1. New Castle County, Delaware588,026 people
  2. Sussex County, Delaware277,140 people
  3. Kent County, Delaware194,786 people

Cities, towns and communities, largest first

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

  1. Wilmington, Delaware (city)71,727 people
  2. Dover, Delaware (city)39,837 people
  3. Newark, Delaware (city)30,330 people
  4. Middletown, Delaware (town)24,661 people
  5. Bear, Delaware (CDP)22,370 people
  6. Glasgow, Delaware (CDP)15,546 people
  7. Brookside, Delaware (CDP)15,115 people
  8. Hockessin, Delaware (CDP)13,439 people
  9. Smyrna, Delaware (town)13,165 people
  10. Milford, Delaware (city)12,803 people
  11. Pike Creek Valley, Delaware (CDP)12,431 people
  12. Claymont, Delaware (CDP)8,786 people
All 79
  1. Seaford, Delaware (city)8,485 people
  2. Wilmington Manor, Delaware (CDP)8,214 people
  3. North Star, Delaware (CDP)7,834 people
  4. Georgetown, Delaware (town)7,660 people
  5. Millsboro, Delaware (town)7,424 people
  6. Pike Creek, Delaware (CDP)7,129 people
  7. Edgemoor, Delaware (CDP)6,349 people
  8. Elsmere, Delaware (town)6,203 people
  9. New Castle, Delaware (city)5,579 people
  10. Clayton, Delaware (town)4,222 people
  11. Rising Sun-Lebanon, Delaware (CDP)4,163 people
  12. Laurel, Delaware (town)4,152 people
  13. Camden, Delaware (town)4,106 people
  14. Harrington, Delaware (city)3,838 people
  15. Highland Acres, Delaware (CDP)3,752 people
  16. Greenville, Delaware (CDP)3,713 people
  17. Milton, Delaware (town)3,567 people
  18. Lewes, Delaware (city)3,505 people

See all 79 cities, towns and communities in Delaware, largest first

ZIP Code areas, largest first

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

  1. ZIP 1972062,392 people
  2. ZIP 1970255,683 people
  3. ZIP 1970953,234 people
  4. ZIP 1971149,432 people
  5. ZIP 1970142,984 people
  6. ZIP 1980541,402 people
  7. ZIP 1980839,082 people
  8. ZIP 1990438,818 people
  9. ZIP 1990137,763 people
  10. ZIP 1996635,884 people
  11. ZIP 1995831,938 people
  12. ZIP 1971330,747 people
All 70
  1. ZIP 1997727,704 people
  2. ZIP 1997326,834 people
  3. ZIP 1981026,530 people
  4. ZIP 1980226,051 people
  5. ZIP 1996323,500 people
  6. ZIP 1980322,279 people
  7. ZIP 1994720,760 people
  8. ZIP 1980418,779 people
  9. ZIP 1970717,376 people
  10. ZIP 1980116,327 people
  11. ZIP 1995616,327 people
  12. ZIP 1996815,486 people
  13. ZIP 1970315,460 people
  14. ZIP 1997114,886 people
  15. ZIP 1980914,311 people
  16. ZIP 1973414,214 people
  17. ZIP 1993414,061 people
  18. ZIP 1996213,770 people

See all 70 ZIP Code areas in Delaware, largest first

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 state 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.