New Jersey Outline Map

Twenty-one counties of New Jersey, from Atlantic to Warren, on one sheet.

Blank map

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Each county is a button. Use the arrow keys to move between them and Enter to choose. Names are read out in Study, and once a county is answered.

All 21 counties on the diagram

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  1. Atlantic County
  2. Bergen County
  3. Burlington County
  4. Camden County
  5. Cape May County
  6. Cumberland County
  7. Essex County
  8. Gloucester County
  9. Hudson County
  10. Hunterdon County
  11. Mercer County
  12. Middlesex County
  13. Monmouth County
  14. Morris County
  15. Ocean County
  16. Passaic County
  17. Salem County
  18. Somerset County
  19. Sussex County
  20. Union County
  21. Warren County

How this list was compiled: Items made on 2026-09-26. Licence: public domain (work of the United States government, 17 U.S.C. 105): https://www2.census.gov/geo/pdfs/maps-data/data/tiger/tgrshp2023/TGRSHP2023_TechDoc_Ch1.pdf

The drawing: Drawn for this site from U.S. Census Bureau 2023 cartographic boundary file cb_2023_us_county_500k (scale 1:500,000), https://www2.census.gov/geo/tiger/GENZ2023/shp/cb_2023_us_county_500k.zip, downloaded 2026-09-19. Surrounding land from U.S. Census Bureau 2023 cartographic boundary file cb_2023_us_state_500k (scale 1:500,000), https://www2.census.gov/geo/tiger/GENZ2023/shp/cb_2023_us_state_500k.zip, downloaded 2026-09-19. Albers equal-area conic projection, central meridian 74.7°W, standard parallels 39.3°N and 41°N. Outlines simplified; small islands are left out. Licence: public domain (work of the United States government, 17 U.S.C. 105): https://www2.census.gov/geo/pdfs/maps-data/data/tiger/tgrshp2023/TGRSHP2023_TechDoc_Ch1.pdf

How it works

This New Jersey outline map shows all 21 counties of New Jersey, from Atlantic to Warren, with Trenton, the capital, in Mercer County.

Read the full guide

Blank, numbered or named

Blank prints the 21 shapes with nothing written; Numbered puts 1 on Atlantic and 21 on Warren, in alphabetical order; Named prints every name, and Print the answer key gives the list.

New Jersey on the map

Burlington County is the largest county; Hudson County, across the river from Manhattan, is the smallest. Its neighbors, New York, Pennsylvania and Delaware, are drawn around it without numbers.

  • Start at Cape May, the southern tip, and number the Shore counties up to Monmouth.

Questions and answers

How many counties does New Jersey have?

Twenty-one in the Census Bureau count, from Atlantic County to Warren County in alphabetical order.

What county is Trenton in?

Trenton stands in Mercer County, which is number 11 on the numbered sheet. Have students find it first and write Trenton beside it.

Which is the smallest county in New Jersey?

Hudson County, around Jersey City, across the Hudson River from Manhattan. Burlington County is the largest, and Bergen County has the most people.

Which county of New Jersey has the most people?

Bergen County, around Hackensack, has more people than any other county in New Jersey, while the capital, Trenton, is in Mercer County.