There are 5 cities in Seneca County, New York.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Waterloo1New York4,6834,856-0.89%2,1712.16
Interlaken2New York622632-0.48%2,0530.30
Ovid3New York533548-0.93%1,3390.40
Romulus4New York383431 6290.61
Lodi5New York288289 5230.55
showing: 5 rows

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

What is the largest city in Seneca County, New York?

Waterloo is the largest city in Seneca County.

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

Lodi is the smallest city in Seneca County.

How many cities are in Seneca County?

There are 5 cities in Seneca County, New York.

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