Table 7. Population Density, New Jersey Counties: 1930 - 1990

 
              Area                      Persons Per Square Mile
COUNTY     Sq. Mi.     1930     1940     1950     1960     1970     1980      1990

Atlantic    561.01    222.5    221.1    236.0    286.8    312.0    346.0     399.9
Bergen      234.14  1,558.8  1,749.6  2,302.6  3,332.4  3,831.7  3,610.6   3,525.2
Burlington  804.56    116.3    120.6    168.9    279.0    401.6    450.6     491.0

Camden      222.27  1,135.2  1,150.5  1,353.1  1,763.8  2,052.9  2,122.0   2,262.2
Cape May    255.15    115.6    113.3    145.5    190.3    233.4    322.4     372.7
Cumberland  489.19    142.9    149.6    181.1    218.4    248.1    271.6     282.2

Essex       126.26  6,601.6  6,631.9  7,175.3  7,314.6  7,385.8  6,742.5   6,163.5
Gloucester  324.78    218.0    222.4    282.4    415.2    531.7    615.5     708.4
Hudson       46.64 14,809.8 13,980.3 13,881.6 13,094.6 13,032.6 11,941.9  11,858.9

Hunterdon   429.98     80.8     85.5     99.4    125.8    162.1    203.2     250.7
Mercer      225.90    828.4    873.5  1,017.2  1,179.2  1,346.2  1,362.8   1,442.3
Middlesex   310.55    683.3    699.0    852.9  1,397.1  1,879.9  1,918.8   2,163.2

Monmouth    471.74    312.1    341.8    477.7    708.9    979.0  1,066.6   1,172.5
Morris      468.95    235.5    268.1    350.5    557.9    817.7    869.2     898.5
Ocean       636.18     52.0     59.3     89.0    170.1    327.7    543.9     680.9

Passaic     185.00  1,633.1  1,672.2  1,822.1  2,197.9  2,490.7  2,419.4   2,449.0
Salem       337.76    109.1    125.2    146.6    173.8    178.7    191.5     193.3
Somerset    304.65    213.8    244.2    325.1    472.4    651.1    666.8     788.7

Sussex      521.10     53.4     56.9     66.1     94.5    148.8    222.8     251.3
Union       103.26  2,955.7  3,179.8  3,855.7  4,883.4  5,259.7  4,881.8   4,782.3
Warren      357.82    137.8    140.2    152.0    176.7    206.7    236.0     256.0

Total      7416.91    544.9    560.9    651.9    818.0    966.9    993.0   1,042.2

NOTE: Population Density = Resident Population divided by Land Area in Square Miles.
SOURCE: Area Square Miles are based on the 1990 Census of Population and Housing.
               Population data are from U.S. Decennial Censuses 1930 through 1990.