In 2019, Seneca County, NY had a population of 34.4k people with a median age of 42.1 and a median household income of $54,545. Between 2018 and 2019 the population of Seneca County, NY declined from 34,612 to 34,390, a −0.641% decrease and its median household income declined from $54,695 to $54,545, a −0.274% decrease.
The 5 largest ethnic groups in Seneca County, NY are White (Non-Hispanic) (89%), Black or African American (Non-Hispanic) (4.76%), White (Hispanic) (2.16%), Two+ (Non-Hispanic) (1.42%), and Other (Hispanic) (0.855%). 0% of the households in Seneca County, NY speak a non-English language at home as their primary language.
98.9% of the residents in Seneca County, NY are U.S. citizens.
The largest universities in Seneca County, NY are New York Chiropractic College (285 degrees awarded in 2019).
In 2019, the median property value in Seneca County, NY was $107,100, and the homeownership rate was 73.9%. Most people in Seneca County, NY drove alone to work, and the average commute time was 20.7 minutes. The average car ownership in Seneca County, NY was 2 cars per household.