AREA AND POPULATION OF NEW JERSEY BY COUNTIES.
| County | Map Index. |
County Seat. | Area in square miles. |
Population. | |
| 1890. | 1900. | ||||
| Atlantic | C 5 | Mays Landing | 567 | 28,836 | 46,403 |
| Bergen | D 1 | Hackensack | 236 | 47,226 | 78,441 |
| Burlington | C 4 | Mount Holly | 869 | 58,528 | 58,241 |
| Camden | B 4 | Camden | 222 | 87,687 | 107,643 |
| Cape May | C 5 | Cape May C. H. | 256 | 11,268 | 13,201 |
| Cumberland | B 5 | Bridgeton | 511 | 45,438 | 51,193 |
| Essex | D 2 | Newark | 127 | 256,098 | 359,053 |
| Gloucester | B 4 | Woodbury | 326 | 28,649 | 31,905 |
| Hudson | D 2 | Jersey City | 43 | 275,126 | 386,048 |
| Hunterdon | C 3 | Flemington | 437 | 35,355 | 34,507 |
| Mercer | C 3 | Trenton | 226 | 79,978 | 95,365 |
| Middlesex | D 3 | New Brunswick | 312 | 61,754 | 79,762 |
| Monmouth | D 3 | Freehold | 479 | 69,128 | 82,057 |
| Morris | C 2 | Morristown | 475 | 54,101 | 65,156 |
| Ocean | D 3 | Toms River | 583 | 15,974 | 19,747 |
| Passaic | D 1 | Paterson | 198 | 105,016 | 155,202 |
| Salem | B 4 | Salem | 359 | 25,151 | 25,530 |
| Somerset | D 2 | Somerville | 305 | 28,311 | 32,948 |
| Sussex | C 1 | Newton | 529 | 22,259 | 24,134 |
| Union | D 2 | Elizabeth | 103 | 72,467 | 99,353 |
| Warren | B 2 | Belvidere | 362 | 36,553 | 37,781 |
