County
|
FIPS Code 1 |
County Seat 2 |
Created 2 |
Formed from 3 |
Named for 4 |
Population (2005) 2 |
Area 2 |
Map
|
| Atlantic County |
001 |
Mays Landing |
1837 |
Gloucester County |
The Atlantic Ocean, which forms the county's eastern border |
&0000000000271015.000000271,015 |
&0000000000000671.000000671 sq mi
(&0000000000001738.0000001,738 km²) |
 |
| Bergen County |
003 |
Hackensack |
1675 |
One of four original counties created in East Jersey |
The town of Bergen op Zoom, Holland or Bergen, Norway |
&0000000000904037.000000904,037 |
&0000000000000247.000000247 sq mi
(&0000000000000640.000000640 km²) |
 |
| Burlington County |
005 |
Mount Holly Township |
1681 |
One of two original counties created in West Jersey |
The old name for the ancient market town a mile from shore in Bridlington, England |
&0000000000450743.000000450,743 |
&0000000000000819.000000819 sq mi
(&0000000000002121.0000002,121 km²) |
 |
| Camden County |
007 |
Camden |
1844 |
Gloucester County |
Charles Pratt, 1st Earl Camden (1714–1794), an English supporter of the colonial cause during the American Revolution5 |
&0000000000517001.000000517,001 |
&0000000000000228.000000228 sq mi
(&0000000000000591.000000591 km²) |
 |
| Cape May County |
009 |
Cape May Court House |
1685 |
Burlington County |
The 17th-century Dutch explorer Cornelius Jacobsen Mey (?–16??), who explored and surveyed the Delaware Bay to the south of the county |
&0000000000099286.00000099,286 |
&0000000000000365.000000365 sq mi
(&0000000000000945.000000945 km²) |
 |
| Cumberland County |
011 |
Bridgeton |
1748 |
Salem County |
Prince William, Duke of Cumberland (1721–1765), second son of George II of England and military victor at the Battle of Culloden in 1746 |
&0000000000154823.000000154,823 |
&0000000000000677.000000677 sq mi
(&0000000000001753.0000001,753 km²) |
 |
| Essex County |
013 |
Newark |
1675 |
One of four original counties created in East Jersey |
The county of Essex in England |
&0000000000786147.000000786,147 |
&0000000000000130.000000130 sq mi
(&0000000000000337.000000337 km²) |
 |
| Gloucester County |
015 |
Woodbury |
1686 |
Burlington County |
The city of Gloucester, England |
&0000000000276910.000000276,910 |
&0000000000000337.000000337 sq mi
(&0000000000000873.000000873 km²) |
 |
| Hudson County |
017 |
Jersey City |
1840 |
Bergen County |
The English explorer Henry Hudson (1570–1611), who explored portions of New Jersey's coastline |
&0000000000601146.000000601,146 |
&0000000000000062.00000062 sq mi
(&0000000000000161.000000161 km²) |
 |
| Hunterdon County |
019 |
Flemington |
1714 |
Burlington County |
Robert Hunter (1664–1734), the Colonial Governor of New Jersey from 1710 to 1720 |
&0000000000130404.000000130,404 |
&0000000000000438.000000438 sq mi
(&0000000000001134.0000001,134 km²) |
 |
| Mercer County |
021 |
Trenton |
1838 |
Burlington County, Hunterdon County, Middlesex County, and Somerset County |
The Continental Army General Hugh Mercer (1726–1777), who died at the Battle of Princeton6 |
&0000000000367605.000000367,605 |
&0000000000000229.000000229 sq mi
(&0000000000000593.000000593 km²) |
 |
| Middlesex County |
023 |
New Brunswick |
1675 |
One of four original counties created in East Jersey |
The former county of Middlesex in England |
&0000000000789516.000000789,516 |
&0000000000000323.000000323 sq mi
(&0000000000000837.000000837 km²) |
 |
| Monmouth County |
025 |
Freehold Borough |
1675 |
One of four original counties created in East Jersey |
The Rhode Island Monmouth Society or the historic county of Monmouthshire in Wales |
&0000000000635285.000000635,285 |
&0000000000000665.000000665 sq mi
(&0000000000001722.0000001,722 km²) |
 |
| Morris County |
027 |
Morristown |
1739 |
Hunterdon County |
Colonel Lewis Morris (1671–1746), colonial governor of New Jersey at the time of the county's formation.78 |
&0000000000493160.000000493,160 |
&0000000000000481.000000481 sq mi
(&0000000000001246.0000001,246 km²) |
 |
| Ocean County |
029 |
Toms River |
1850 |
Monmouth County |
The Atlantic Ocean, which forms the eastern border of New Jersey |
&0000000000562335.000000562,335 |
&0000000000000916.000000916 sq mi
(&0000000000002372.0000002,372 km²) |
 |
| Passaic County |
031 |
Paterson |
1837 |
Bergen County and Essex County |
"Pasaeck", a Lenape word meaning "valley" |
&0000000000499060.000000499,060 |
&0000000000000197.000000197 sq mi
(&0000000000000510.000000510 km²) |
 |
| Salem County |
033 |
Salem |
1681 |
One of two original counties created in West Jersey |
A Hebrew word meaning "peace" |
&0000000000066595.00000066,595 |
&0000000000000373.000000373 sq mi
(&0000000000000966.000000966 km²) |
 |
| Somerset County |
035 |
Somerville |
1688 |
Middlesex County |
The county of Somerset in England |
&0000000000319900.000000319,900 |
&0000000000000305.000000305 sq mi
(&0000000000000790.000000790 km²) |
 |
| Sussex County |
037 |
Newton |
1753 |
Morris County |
The county of Sussex in England |
&0000000000153384.000000153,384 |
&0000000000000536.000000536 sq mi
(&0000000000001388.0000001,388 km²) |
 |
| Union County |
039 |
Elizabeth |
1857 |
Essex County |
The union of the United States threatened by dispute between North and South over slavery |
&0000000000531088.000000531,088 |
&0000000000000105.000000105 sq mi
(&0000000000000272.000000272 km²) |
 |
| Warren County |
041 |
Belvidere |
1824 |
Sussex County |
The American Revolutionary War General Joseph Warren (1741–1775), killed at the Battle of Bunker Hill |
&0000000000110376.000000110,376 |
&0000000000000363.000000363 sq mi
(&0000000000000940.000000940 km²) |
 |