Lewis County, New York
Lewis County: County in New York, United States
About
Lewis County is a county located in the U.S. state of New York. As of the 2010 census, the population was 27,087 and a population density of 8 people per km². After 10 years in 2020 county had an estimated population of 26,187 inhabitants. Its county seat is Lowville. The county was created 220 years ago in 1804.

Quick Facts about Lewis County
Population : | 26,187 (2020) |
Country : | United States of America |
State : | New York (United States) |
Different from : | Lewis County, Lewis County, Lewis and Clark County, Lewis County, Lewis County, Lewis County, Lewis County |
Area : | 3341 km2 |
Water as percent of area : | 1.2% |
Land as percent of area : | 98.8% |
Named for : | Morgan Lewis |
Capital : | Lowville |
Establishment : | January 01, 1805 |
Time Zone : | America/New_York |
Local time : | 21:40:21 (22nd February 2025) |
Density : | 8 Pop. per km² as of 2020 |
Population growth : | -3.44% (2010-2020) |


Geography
Lewis County is located at 43°47'5"N 75°26'56"W (43.7846900, -75.4487900). It has 5 neighbors: Herkimer County, Jefferson County, Oneida County, Oswego County and St. Lawrence County.
Lewis County map
The largest city of Lewis County is New Bremen with a population of 2,624. Other cities include, Martinsburg population 1,386, Lyonsdale population 1,196, Greig population 1,188 and Copenhagen population 767. See all Lewis County cities & populated places.
Lewis County Populated Places
Cities, towns, neighborhoods & other populated places in Lewis County.
City Name | Population | Title |
---|---|---|
Lowville | 3,293 | Town in Lewis County, New York, United States of America |
Croghan | 3,006 | Village in New York |
Denmark | 2,770 | Town in New York |
New Bremen | 2,624 | Human settlement in Lewis County, New York, United States of America |
Watson | 1,780 | Town in New York, United States |
Martinsburg | 1,386 | Human settlement in Lewis County, New York, United States of America |
Lyonsdale | 1,196 | Human settlement in Lewis County, New York, United States of America |
Greig | 1,188 | Human settlement in Lewis County, New York, United States of America |
Copenhagen | 767 | New York |
Port Leyden | 646 | Human settlement in Lewis County, New York, United States of America |
Lyons Falls | 544 | Human settlement in Lewis County, New York, United States of America |
Castorland | 341 | Human settlement in Lewis County, New York, United States of America |
Constableville | 235 | Human settlement in Lewis County, New York, United States of America |
Turin | 226 | Town in New York, United States |
Osceola | 220 | Human settlement in Lewis County, New York, United States of America |
- Official Website
Official website of Lewis County
Lewis County has 5 neighbours.
- Herkimer County county in New York, United States
- Jefferson County county in New York, United States
- Oneida County county in New York, United States
- Oswego County county in New York, United States
- St. Lawrence County county in New York, United States
Demographics
According to census records, the population of Lewis County decreased by 3.44% in 10 years.
Year | Population | % Change | Method |
2010 | 27,087 | - | census |
2011 | 27,027 | -0.22% | estimation process |
2012 | 27,196 | 0.62% | estimation process |
2013 | 27,098 | -0.36% | estimation process |
2014 | 27,089 | -0.03% | estimation process |
2015 | 26,827 | -0.98% | estimation process |
2016 | 26,647 | -0.68% | estimation process |
2017 | 26,605 | -0.16% | estimation process |
2018 | 26,486 | -0.45% | estimation process |
2019 | 26,296 | -0.72% | estimation process |
2020 | 26,187 | -0.42% | estimation process |
People born in Lewis County (4)
People born in Lewis County, including politician John Swinburne, Invented lane striping June McCarroll, Medal of Honor recipient Thomas Burk, .
List
- Moses Waters he was born in 26/07/1837
Other places with the same name (7)
- Lewis County , Washington county in the state of Washington, United States with a population of 82,109 people.
- Lewis County , West Virginia county in West Virginia, United States with a population of 15,805 people.
- Lewis County , Kentucky county in Kentucky, United States with a population of 13,262 people.
- Lewis County , Tennessee county in Tennessee, United States with a population of 12,363 people.
- Lewis County , Missouri county in Northeast Missouri, United States with a population of 9,810 people.
- Lewis County , Idaho county in Idaho, United States with a population of 3,838 people.
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 |