Seneca County, New York Cities (2024)

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 Pop.
2020 Pop.
Change
Density (/mi²)
Area (mi²)
Type
Seneca Falls18,8009,074-0.69%36324.2Town
Waterloo27,2297,363-0.55%33421.7Town
Waterloo34,6554,849-1.04%2,1582.2Village
Fayette43,5383,649-0.92%6554.8Town
Ovid52,7652,845-0.75%9030.9Town
Romulus62,3152,895-0.69%6137.8Town
Covert72,0712,150-0.91%6631.4Town
Varick81,6061,658-0.92%5032.0Town
Lodi91,4551,483-0.89%4334.2Town
Junius101,3531,388-0.81%5126.7Town
Interlaken11609631-0.98%1,9840.3Village
Ovid12525551-1.32%1,3190.4Village
Lodi13278288-1.07%5050.6Village

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 Seneca County, New York?

Seneca Falls 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 13 cities in Seneca County, New York.

Frequently Asked Questions