Salem County Population 2018
Salem County's estimated population is 62,792 with a growth rate of -0.58% in the past year according to the most recent United States census data. Salem County is the 21st largest county in New Jersey.
| Year | Population | Growth | Growth Rate |
| 2017 | 62,792 | -366 | -0.58% |
| 2016 | 63,158 | -572 | -0.90% |
| 2015 | 63,730 | -630 | -0.98% |
| 2014 | 64,360 | -480 | -0.74% |
| 2013 | 64,840 | -606 | -0.93% |
| 2012 | 65,446 | -437 | -0.66% |
| 2011 | 65,883 | -99 | -0.15% |
| 2010 | 65,982 | 688 | 1.05% |
| 1990 | 65,294 | 618 | 0.96% |
| 1980 | 64,676 | 4,330 | 7.18% |
| 1970 | 60,346 | 1,635 | 2.78% |
| 1960 | 58,711 | 9,203 | 18.59% |
| 1950 | 49,508 | 7,234 | 17.11% |
| 1940 | 42,274 | 5,440 | 14.77% |
| 1930 | 36,834 | 262 | 0.72% |
| 1920 | 36,572 | 9,573 | 35.46% |
| 1910 | 26,999 | 1,469 | 5.75% |
| 1900 | 25,530 | 379 | 1.51% |
| 1890 | 25,151 | 572 | 2.33% |
| 1880 | 24,579 | 639 | 2.67% |
| 1870 | 23,940 | 1,482 | 6.60% |
| 1860 | 22,458 | 2,991 | 15.36% |
| 1850 | 19,467 | 3,443 | 21.49% |
| 1840 | 16,024 | 1,869 | 13.20% |
| 1830 | 14,155 | 133 | 0.95% |
| 1820 | 14,022 | 1,261 | 9.88% |
| 1810 | 12,761 | 1,390 | 12.22% |
| 1800 | 11,371 | 934 | 8.95% |
| 1790 | 10,437 | 0.00% |