Buffalo village, Illinois Demographics & Population 2026

Population Overview

Buffalo village is a small community located in Illinois. The total population is 405. It ranks as the 999th most populous out of 1,445 cities and towns in Illinois.

Age Demographics

The median age in Buffalo village is 48.6 years. This is 25% higher than the state median of 38.9 years. 11.4% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Buffalo village is $67,321. This is 18% lower than the state median of $81,702. Compared to the national median of $78,538, household income here is 14% lower. The poverty rate stands at 13.1%. This is 12% higher than the state poverty rate of 11.7%. The unemployment rate is 2.7%. This is 53% lower than the state rate of 5.8%. The median home value is $122,400. Housing costs are 51% lower than the state median of $250,500. With a home-value-to-income ratio of just 1.8x, Buffalo village is one of the most affordable housing markets in the area. 71.9% of occupied housing units are owner-occupied. This homeownership rate is 8% higher than the state average of 66.8%.

Race & Ethnicity

Buffalo village has a predominantly White (non-Hispanic) population, comprising 87.6% of all residents. Hispanic or Latino residents account for 1.5%. The Hispanic or Latino population (1.5%) is well below the state average of 18.5%. The Asian population (0.5%) is well below the state average of 5.8%.

Education

30.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 19% lower than the state rate of 37.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.0%.

Data Sources & Methodology

All demographic data for Buffalo village, Illinois 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 Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. For official data, visit data.census.gov.