Jasper County, Illinois Demographics 2026

Population Overview

Jasper County is located in Illinois with a total population of 9,233. It is the 88th most populous county out of 102 in Illinois.

Age Demographics

The median age in Jasper County is 44.2 years. This is 14% higher than the state median of 38.9 years.

Economy, Income & Housing

The median household income in Jasper County is $71,094. This is 13% lower than the state median of $81,702. Compared to the national median of $78,538, household income here is 9% lower. The poverty rate stands at 8.7%. This is 26% lower than the state poverty rate of 11.7%. The unemployment rate is 3.7%. This is 36% lower than the state rate of 5.8%. The median home value is $122,900. Housing costs are 51% lower than the state median of $250,500. With a home-value-to-income ratio of just 1.7x, Jasper County is one of the most affordable housing markets in the area. 82.8% of occupied housing units are owner-occupied. This homeownership rate is 24% higher than the state average of 66.8%.

Race & Ethnicity

Jasper County has a predominantly White (non-Hispanic) population, comprising 97.0% of all residents. Hispanic or Latino residents account for 1.1%. The White (non-Hispanic) population is significantly higher than the state average (97.0% vs 58.8%). The Black or African American population (0.1%) is well below the state average of 13.6%. The Hispanic or Latino population (1.1%) is well below the state average of 18.5%. The Asian population (0.1%) is well below the state average of 5.8%.

Education

20.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 45% 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 93.1%.