Keithsburg city, Illinois Demographics & Population 2026

Population Overview

Keithsburg city is a small community located in Illinois. The total population is 520. It ranks as the 930th most populous out of 1,445 cities and towns in Illinois.

Age Demographics

The median age in Keithsburg city is 51.6 years. This is 33% higher than the state median of 38.9 years. 14.2% 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 Keithsburg city is $46,875. This is 43% lower than the state median of $81,702. Compared to the national median of $78,538, household income here is 40% lower. The poverty rate stands at 15.6%. This is 33% higher than the state poverty rate of 11.7%. The unemployment rate is 11.5%. This is 98% higher than the state rate of 5.8%. The median home value is $58,800. Housing costs are 77% lower than the state median of $250,500. With a home-value-to-income ratio of just 1.3x, Keithsburg city is one of the most affordable housing markets in the area. 83.9% of occupied housing units are owner-occupied. This homeownership rate is 25% higher than the state average of 66.8%.

Race & Ethnicity

Keithsburg city has a predominantly White (non-Hispanic) population, comprising 96.5% of all residents. Hispanic or Latino residents account for 0.8%. The White (non-Hispanic) population is significantly higher than the state average (96.5% vs 58.8%). The Hispanic or Latino population (0.8%) is well below the state average of 18.5%.

Education

3.7% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 90% 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 86.5%.

Data Sources & Methodology

All demographic data for Keithsburg city, 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.