Lewis County, NY — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
26,618
Male
13,486
50.7%
Female
13,132
49.3%
Median Age
42.0 yrs
Avg Household Size
2.4
Foreign Born
1.2%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher13.5%
High School or Higher43.2%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.5%
Disability
0.0%
Non-English Home
6.0%
Married
46.0%
Lewis County, NY has a population of 26,618 according to 2023 Census Bureau estimates. The median age is 42.0 years. The largest racial or ethnic group is White at 94.3% of the population. 13.5% of residents hold a bachelor's degree or higher. 1.2% of residents are foreign-born.