There are 26 cities in Hunterdon County, New Jersey.
Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | 2024 Population | 2020 Population | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Raritan township | 1 | 24,933 | 23,529 | 1.2% | 665 | 37.5 | Township |
| Readington township | 2 | 16,276 | 16,108 | 0.12% | 342 | 47.6 | Township |
| Clinton township | 3 | 12,987 | 13,500 | -1.14% | 435 | 29.9 | Township |
| Union township | 4 | 6,440 | 6,494 | 0.77% | 343 | 18.8 | Township |
| Lebanon township | 5 | 6,218 | 6,177 | 0.1% | 198 | 31.4 | Township |
| Tewksbury township | 6 | 5,887 | 5,852 | 0% | 186 | 31.6 | Township |
| Holland township | 7 | 5,219 | 5,158 | 0.21% | 222 | 23.5 | Township |
| Flemington borough | 8 | 4,913 | 4,866 | 0.22% | 4,562 | 1.1 | Borough |
| Alexandria township | 9 | 4,810 | 4,796 | -0.14% | 175 | 27.5 | Township |
| Delaware township | 10 | 4,577 | 4,544 | 0.13% | 125 | 36.7 | Township |
| Lambertville | 11 | 4,168 | 4,130 | 0.27% | 3,845 | 1.1 | City |
| East Amwell township | 12 | 3,944 | 3,907 | 0.18% | 139 | 28.5 | Township |
| Kingwood township | 13 | 3,855 | 3,788 | 0.31% | 110 | 35.0 | Township |
| Bethlehem township | 14 | 3,763 | 3,732 | 0.19% | 182 | 20.7 | Township |
| High Bridge borough | 15 | 3,597 | 3,534 | 0.14% | 1,504 | 2.4 | Borough |
| Franklin township | 16 | 3,276 | 3,254 | -0.3% | 142 | 23.0 | Township |
| West Amwell township | 17 | 3,023 | 3,001 | 0.1% | 140 | 21.6 | Township |
| Clinton | 18 | 2,782 | 2,765 | 0.04% | 2,067 | 1.3 | Town |
| Glen Gardner borough | 19 | 1,685 | 1,671 | 0.18% | 1,089 | 1.5 | Borough |
| Lebanon borough | 20 | 1,673 | 1,659 | 0.18% | 1,855 | 0.9 | Borough |
| Frenchtown borough | 21 | 1,567 | 1,368 | 6.45% | 1,389 | 1.1 | Borough |
| Hampton borough | 22 | 1,445 | 1,435 | 0.14% | 960 | 1.5 | Borough |
| Milford borough | 23 | 1,226 | 1,229 | 0.33% | 1,037 | 1.2 | Borough |
| Califon borough | 24 | 1,005 | 1,005 | -0.79% | 1,048 | 1.0 | Borough |
| Bloomsbury borough | 25 | 797 | 790 | 0.13% | 855 | 0.9 | Borough |
| Stockton borough | 26 | 495 | 494 | 0.2% | 907 | 0.5 | Borough |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Raritan township is the largest city in Hunterdon County.
Stockton borough is the smallest city in Hunterdon County.
There are 26 cities in Hunterdon County, New Jersey.