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County ProfileNY

Lewis County

Population: 26,582 · 15 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
26,582
People
Median age
41.9
Housing
Total households
11,110
Income
Median household income
$68,182
Housing
Total housing units
15,637
Employment
Employment rate
55.3%
Education
Bachelor’s degree or higher
18.6%
Healthcare
Insured population
94.3%
County details
Local time 02:13:57(ET)
NameLewis
Total ZIP codes15total
ZIP codes (by type)
12 Standard3 PO Box
Area code315, 680
TimezoneEastern Time (ET)
Coordinates43.7827061, -75.4441316
Land area1,276.3 sq miles(3,305.6 km²)

Map of Lewis county, New York with ZIP codes

Map of Lewis County, New York and ZIP codes

Cities and Communities in Lewis County

Compare the largest cities in Lewis County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.

CityPopulation
Median incomeHousehold
ZIP codes
Lowville3,272$68,4501ZIPs
Harrisville2,2501ZIPs
Glenfield1,5941ZIPs
Croghan639$51,7311ZIPs
Copenhagen631$58,9771ZIPs
Lyons Falls570$59,0001ZIPs
West Leyden5561ZIPs
Port Leyden554$45,8331ZIPs
Castorland334$57,2221ZIPs
Brantingham3321ZIPs
Constableville293$68,7501ZIPs
Beaver Falls2751ZIPs
Turin197$103,2461ZIPs
Greig1921ZIPs
Martinsburg1671ZIPs

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP Codes in Lewis County

Review the most populated postal areas across Lewis County. Use the ranking below to compare resident density and demographic scales between the county's major zones.

ZIPCity
Median incomeHousehold
Population (ZIP)
13367Lowville$67,8738,678
13648Harrisville$60,7352,250
13327Croghan$66,8752,234
13620Castorland$70,0872,148
13626Copenhagen$64,4952,021
13343Glenfield$70,4781,594
13433Port Leyden$50,8061,537
13368Lyons Falls$62,1591,161
13325Constableville$58,750980
13473Turin$103,598786
13489West Leyden$89,271556
13312Brantingham$72,266332
13305Beaver Falls275
13345Greig$48,750192
13404Martinsburg167

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS