Lewis County, NY Demographics

The total population of Lewis County is estimated to be 26,690 with 13,520 males (50.66%) and 13,170 females (49.34%). There are 350 less females than males in Lewis County.
The median household income in Lewis County was $64,908 in 2021, which marked an an increase of 1,235(1.94%) from $63,673 in 2020. This income is 87% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Lewis County sees its highest median household income among householders in the age group of 25 to 44 years old, at $76,646. Overall, the median household income for the county of Lewis County stands at $64,908.
In Lewis County, the median income for all workers aged 15 years and older, regardless of work hours, was $41,917 for males and $27,896 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $55,388 for males and $46,865 for females.
In Lewis County, the demographic landscape is diverse, spanning 4 distinct racial categories among households. Among these, Some Other Race households have the highest median household income at $98,805, while Two or More Races households represent the opposite end with the lowest median household income of $47,290.
In 2022, the population of Lewis County was 26,699, a 0.17% decrease year-by-year from 2021. Previously, in 2021, Lewis County's population was 26,745, an increase of 0.73% compared to a population of 26,551 in 2020.
The median age in Lewis County, NY is 42.0, as per 2021 ACS 5-Year Estimates. Of the total population, 19.22% were under the age of 15, 17.06% aged 15 to 29, 44.75% aged 30 to 64, 16.48% aged 65 to 84, and 2.49% were 85 years of age and older.
Racial distribution of Lewis County population: 95.18% are White, 1.60% are Black or African American, 0.16% are American Indian and Alaska Native, 0.37% are Asian, 0.65% are some other race and 2.03% are multiracial.