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

There are 21 cities in Montgomery 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)
Amsterdam1New York18,29218,1960.13%3,1155.87
Gloversville2New York14,79215,072-0.47%2,9315.05
Johnstown3New York8,1028,174-0.22%1,6814.82
Canajoharie4New York2,0662,080-0.14%1,5521.33
Fort Plain5New York2,0002,014-0.15%1,4871.34
St. Johnsville6New York1,7081,714-0.06%1,9450.88
Broadalbin7New York1,3421,362-0.37%9931.35
Hagaman8New York1,1161,126-0.18%7451.50
Mariaville Lake9New York99753012.28%1775.63
Tribes Hill10New York807869-1.82%3542.28
Palatine Bridge11New York796800-0.13%8640.92
Fultonville12New York7717470.78%1,6160.48
Fonda13New York6936950%1,2860.54
Nelliston14New York5715690.18%5171.10
Sharon Springs15New York495499-0.2%2711.83
Cherry Valley16New York4784800%9370.51
Fort Johnson17New York4424241.14%5980.74
Esperance18New York3543540%7240.49
Duanesburg19New York311341-2.2%1272.45
Delanson20New York310314-0.32%4810.64
Ames21New York1391410%1,0610.13

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 Montgomery County, New York?

Amsterdam is the largest city in Montgomery County.

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

Ames is the smallest city in Montgomery County.

How many cities are in Montgomery County?

There are 21 cities in Montgomery County, New York.

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