Cities in Clinton County, New York by Population (2024)

There are 19 cities in Clinton County, New York.

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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2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Plattsburgh1New York19,98319,8250.2%3,7225.37
Keeseville2New York2,5332,557-0.24%4216.02
Dannemora3New York2,2473,291-10.41%1,8621.21
Rouses Point4New York2,2062,244-0.41%1,2611.75
Peru5New York2,0571,5576.47%1,0691.92
Morrisonville6New York1,7271,5512.61%5143.36
Cumberland Head7New York1,3851,4951.02%3593.86
Plattsburgh West8New York1,3841,2302.9%7301.90
Champlain9New York1,1401,168-0.61%7821.46
Au Sable Forks10New York76441612.85%3082.48
Chateaugay11New York739747-0.27%6821.08
Mooers12New York6064427.26%4991.21
Cadyville13New York5735252.14%5281.09
West Chazy14New York5624007.87%2991.88
Altona15New York495819-14.06%2901.71
Chazy16New York450717-2.81%2651.70
Redford17New York254258-0.39%1891.35
Lyon Mountain18New York238287-2.46%2310.51
Parc19New York139225-10.32%1131.23

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 Clinton County, New York?

Plattsburgh is the largest city in Clinton County.

What is the smallest city in Clinton County, New York?

Parc is the smallest city in Clinton County.

How many cities are in Clinton County?

There are 19 cities in Clinton County, New York.

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