Seneca County, New York

Seneca County: County in New York, United States

About

Seneca County is a county located in the U.S. state of New York. As of the 2010 census, the population was 35,251 and a population density of 42 people per km². After 10 years in 2020 county had an estimated population of 33,991 inhabitants. Its county seat is Waterloo (village), New York. The county was created 220 years ago in 1803.

Seneca County locator map
Location of Seneca County on New York map.

Quick Facts about Seneca County

Population : 33,991 (2020)
Country : United States of America
State : New York (United States)
Different from : Seneca County
Area : 842 km2
Water as percent of area : 17%
Land as percent of area : 83%
Named for : Seneca people
Capital : Waterloo (village), New York
Establishment : January 01, 1804
Time Zone : America/New_York
Local time : 13:52:34 (21st December 2024)
Density : 40 Pop. per km² as of 2020
Population growth : -3.71% (2010-2020)
The Seneca County Courthouse Complex at Ovid 'August 2017' image
The Seneca County Courthouse Complex at Ovid 'August 2017'
The Seneca County Courthouse Complex at Ovid 'August 2017' image
The Seneca County Courthouse Complex at Ovid 'August 2017' image

Geography

Seneca County is located at 42°46'52"N 76°49'26"W (42.7810800, -76.8237800). It has 6 neighbors: Cayuga County, Ontario County, Schuyler County, Tompkins County, Wayne County and Yates County.

Seneca County map

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The largest city of Seneca County is Waterloo with a population of 4,864. Other cities include and Ovid population 2,270. See all Seneca County cities & populated places.

Seneca County Populated Places

Cities, towns, neighborhoods & other populated places in Seneca County.

City Name Population Title
Thompson 15,082 Town in Sullivan County, New York, United States
Seneca Falls 8,611 Town in Seneca County, New York, United States of America
Waterloo 4,864 City in Seneca County, New York, United States of America
Romulus 4,143 Town in Seneca County, New York
Fayette 4,028 Town in Seneca County, New York
Ovid 2,270 City in Seneca County, New York, United States of America
Covert 2,089 Town in Seneca County, New York, USA
Lodi 1,502 Town in Seneca County, New York, United States
Tyre 1,054 Town of the United States
Interlaken 599 Village in Seneca County, New York, United States

Seneca County has 6 neighbours.

Demographics

According to census records, the population of Seneca County decreased by 3.71% in 10 years.

Year Population % Change Method
2010 35,251 - census
2011 35,380 0.36% estimation process
2012 35,388 0.02% estimation process
2013 35,250 -0.39% estimation process
2014 34,879 -1.06% estimation process
2015 34,801 -0.22% estimation process
2016 34,710 -0.26% estimation process
2017 34,246 -1.35% estimation process
2018 34,179 -0.2% estimation process
2019 34,016 -0.48% estimation process
2020 33,991 -0.07% estimation process

Comitatul Seneca, Comte de Seneca, Comté de Seneca, Condado de Seneca, Condado han Seneca, Contea di Seneca, Hrabstwo Seneca, Okrug Seneka, Quan Seneca, Quận Seneca, Seneca, Seneca Comitatus, Seneca Kun, Seneca Kūn, Seneca konderria, Seneca maakond, Seneca megye, Seneka, Seneka srjan, mqatʿt synyka, se nei sa xian, seneka jun, seneka ka'unti, shhrstan snka nywywrk, Округ Сенека, Сенека, Սենեկա շրջան, سنیکا کاؤنٹی, سینیکا کاؤنٹی، نیویارک, شهرستان سنکا، نیویورک, مقاطعة سينيكا, সেনেকা কাউন্টি, セネカ郡, 瑟內薩縣

People born in Seneca County (2)

People born in Seneca County, including architect Louise Blanchard Bethune, Union Army General Elisha Marshall, .

List

Other places with the same name (2)

New York Other Counties (more counties)

County Name Population Title
New York City 8,398,748 The most populous city in the United States and the center of the New York metropolitan area.
Brooklyn 2,577,000 A borough of New York City.
Queens 2,339,150 The most populous borough of New York City.
Queens County 2,225,821 County in New York, United States
Manhattan 1,644,518 The most densely populated borough of New York City.
New York County 1,611,989 County in New York state, United States of America
Suffolk County 1,474,273 County in New York, United States
The Bronx 1,455,720 The fourth most populous borough of New York City.
Bronx County 1,401,142 Borough of New York City, United States
Nassau County 1,351,334 County in New York, United States
Westchester County 965,802 County in New York, United States.
Erie County 917,241 County in New York, United States
Hempstead 764,055 Town in Nassau County, New York
Monroe County 740,900 County in Florida, United States
Brookhaven 479,883 Town in Suffolk County, New York, United States
Richmond County 475,327 County in Georgia, United States