Cities in Somerset County, New Jersey by Population (2024)

There are 60 cities in Somerset 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.)

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Plainfield1New Jersey54,78054,3400.2%9,1935.96
Princeton2New Jersey30,18230,610-0.35%1,68217.95
Somerset3New Jersey24,37324,1190.26%3,8516.33
South Plainfield4New Jersey24,07924,286-0.21%2,9028.30
North Plainfield5New Jersey22,50522,748-0.27%8,0172.81
Hillsborough6New Jersey21,04920,539-1.9%2,6308
Somerville7New Jersey14,69612,3594.14%6,2862.34
Bradley Gardens8New Jersey13,97614,714-1.3%3,1124.49
Martinsville9New Jersey13,15011,3843.06%1,08212.15
Franklin Park10New Jersey12,90312,738-1.98%4,9532.60
Bound Brook11New Jersey12,51011,9541.12%7,5321.66
The Hills12New Jersey10,87211,002-0.29%3,8352.83
East Franklin13New Jersey10,7547,8647.21%9,8751.09
Kendall Park14New Jersey10,7529,8520.6%2,8443.78
Manville15New Jersey10,72810,932-0.47%4,5442.36
Blackwells Mills16New Jersey10,5859,5092.61%1,3787.68
Monmouth Junction17New Jersey9,7948,9110.22%2,2364.38
Raritan18New Jersey8,6227,8202.38%4,3281.99
Dunellen19New Jersey8,3627,6172.27%7,8741.06
Basking Ridge20New Jersey7,8977,913-0.05%1,1706.75
Bernardsville21New Jersey7,8227,881-0.19%60912.84
Green Knoll22New Jersey6,8286,4421.44%1,4734.63
Bridgewater Center23New Jersey6,4965,3863.09%1,1145.83
Watchung24New Jersey6,4336,437-0.02%1,0696.02
Heathcote25New Jersey6,2077,389-4.36%1,9803.13
Belle Mead26New Jersey6,0935,4921.89%1,5124.03
Finderne27New Jersey5,9875,7750.89%1,4634.09
Lyons28New Jersey5,7125,3311.13%1,4833.85
Franklin Center29New Jersey5,6305,5360.43%8546.60
Neshanic Station30New Jersey5,4115,2230.88%5779.38
South Bound Brook31New Jersey4,7974,851-0.29%7,4370.65
Six Mile Run32New Jersey3,6383,4321.45%4877.47
Peapack Gladstone33New Jersey2,5332,552-0.2%4425.73
Weston34New Jersey2,2801,9593.07%1,6371.39
Ten Mile Run35New Jersey2,1611,801-1.82%8512.54
Princeton Junction36New Jersey2,0551,9890.83%1,1271.82
Middlebush37New Jersey1,9842,737-7.42%9971.99
Voorhees38New Jersey1,9101,6863.02%2,6600.72
Hopewell39New Jersey1,8921,899-0.11%2,6130.72
Bedminster40New Jersey1,6621,1109.05%3584.65
Kingston41New Jersey1,61596311.23%8621.87
Liberty Corner42New Jersey1,4782,040-8.65%7691.92
Griggstown43New Jersey1,3468589.97%5512.44
Flagtown44New Jersey1,3279677.28%7771.71
Far Hills45New Jersey911922-0.33%1884.85
New Vernon46New Jersey8878511.03%2503.55
Rocky Hill47New Jersey739741-0.14%1,2110.61
East Millstone48New Jersey527693-1.31%2362.23
East Rocky Hill49New Jersey4873358.46%1174.17
Neshanic50New Jersey476584-5.37%1333.57
Pluckemin51New Jersey4463892.06%6440.69
Millstone52New Jersey444450-0.45%6520.68
Pottersville53New Jersey4364415.83%4780.91
Pleasant Plains54New Jersey423627-10.76%1323.21
Harlingen55New Jersey397481-3.87%4930.81
Lamington56New Jersey15546-14.84%364.33
Skillman57New Jersey131476-38.78%891.47
Blawenburg58New Jersey125995.93%2060.61
Zarephath59New Jersey5494-15.63%1340.40
Clyde60New Jersey02120%00.38
showing: 60 rows

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.

What is the largest city in Somerset County, New Jersey?

Plainfield is the largest city in Somerset County.

What is the smallest city in Somerset County, New Jersey?

Clyde is the smallest city in Somerset County.

How many cities are in Somerset County?

There are 60 cities in Somerset County, New Jersey.

Frequently Asked Questions