South Ilion CDP, New York Demographics & Population 2026

Population Overview

South Ilion CDP is a small community located in New York. The total population is 198. It ranks as the 1218th most populous out of 1,287 cities and towns in New York.

Age Demographics

The median age in South Ilion CDP is 30.2 years. This is 24% lower than the state median of 39.6 years. With 42.9% of the population under 18, South Ilion CDP has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in South Ilion CDP is $100,481. This is 19% higher than the state median of $84,578. Compared to the national median of $78,538, household income here is 28% higher. The poverty rate stands at 39.4%. This is 188% higher than the state poverty rate of 13.7%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 0.0%. This is 100% lower than the state rate of 6.2%. The median home value is $80,500. Housing costs are 80% lower than the state median of $403,000. With a home-value-to-income ratio of just 0.8x, South Ilion CDP is one of the most affordable housing markets in the area. 85.5% of occupied housing units are owner-occupied. This homeownership rate is 57% higher than the state average of 54.3%.

Race & Ethnicity

South Ilion CDP has a predominantly White (non-Hispanic) population, comprising 100.0% of all residents. The White (non-Hispanic) population is significantly higher than the state average (100.0% vs 53.4%).

Education

31.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 19% 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 77.0%. Notably, 15.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for South Ilion CDP, New York is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against New York state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,287 Census-designated places in New York. For official data, visit data.census.gov.