Population Trends, 1990 to 2018

Usage/data notes

  • Change the time period by using the controls below. To change geographic areas or demographic groups, return to the main menu.
  • Share shows the proportion of a demographic group to the total population for that period. Percent of group indicates population change within a single demographic group.
  • Annualized change = total change / years in period. Percent annual change = ((ending population / starting population)^(1 / years) - 1) * 100.
  • PDF and Excel versions include all demographic categories by default.

Middlesex County, NJ, 1990-2018

Demographic category 1990 population 2018 population Total change over period Annualized change
Count Share Count Share Count % of group Count % of group
Total 673,469 100.00% 829,685 100.00% 156,21623.20%5,5790.75%
White 569,662 84.59% 508,391 61.28% -61,271-10.76%-2,188-0.41%
White, non-Hispanic 517,036 76.77% 355,943 42.90% -161,093-31.16%-5,753-1.32%
Black 56,262 8.35% 102,449 12.35% 46,18782.09%1,6502.16%
American Indian / Alaska Native 1,164 0.17% 6,347 0.76% 5,183445.27%1856.24%
Asian / Hawaiian / Pacific Islander 46,381 6.89% 212,498 25.61% 166,117358.16%5,9335.59%
Hispanic 60,578 8.99% 179,145 21.59% 118,567195.73%4,2353.95%
Non-Hispanic 612,891 91.01% 650,540 78.41% 37,6496.14%1,3450.21%
Ages 0-17 145,853 21.66% 180,190 21.72% 34,33723.54%1,2260.76%
Ages 18-24 81,096 12.04% 77,109 9.29% -3,987-4.92%-142-0.18%
Ages 25-44 236,159 35.07% 226,332 27.28% -9,827-4.16%-351-0.15%
Ages 45-64 131,490 19.52% 221,856 26.74% 90,36668.72%3,2271.89%
Ages 65 and older 78,871 11.71% 124,198 14.97% 45,32757.47%1,6191.63%