St. Lawrence County, New York Demographics 2026

Population Overview

St. Lawrence County is located in New York with a total population of 107,796. It is the 27th most populous county out of 62 in New York. The county encompasses 1 Census-designated place.

Age Demographics

The median age in St. Lawrence County is 39.0 years. This is 2% lower than the state median of 39.6 years.

Economy, Income & Housing

The median household income in St. Lawrence County is $61,900. This is 27% lower than the state median of $84,578. Compared to the national median of $78,538, household income here is 21% lower. The poverty rate stands at 17.4%. This is 27% higher than the state poverty rate of 13.7%. The unemployment rate is 5.7%. This is 8% lower than the state rate of 6.2%. The median home value is $119,800. Housing costs are 70% lower than the state median of $403,000. With a home-value-to-income ratio of just 1.9x, St. Lawrence County is one of the most affordable housing markets in the area. 71.5% of occupied housing units are owner-occupied. This homeownership rate is 32% higher than the state average of 54.3%.

Race & Ethnicity

St. Lawrence County has a predominantly White (non-Hispanic) population, comprising 91.5% of all residents. Hispanic or Latino residents account for 2.5%. The White (non-Hispanic) population is significantly higher than the state average (91.5% vs 53.4%). The Black or African American population (1.8%) is well below the state average of 13.6%. The Hispanic or Latino population (2.5%) is well below the state average of 19.6%. The Asian population (1.0%) is well below the state average of 8.8%.

Education

24.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 38% lower than the state rate of 39.6%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.1%.