Overview
About Decatur
With about 70,368 residents, Decatur is one of Illinois's notable places. Decatur was founded in 1823 and sits in Macon County. The median age is 39.9 and the median household income is $50,809. Homes carry a median value of $97,300, and about 62% of residents own where they live. White residents make up the largest share of the population (65.7%). Around 21% of adults hold a bachelor's degree or higher, and the typical commute runs about 17 minutes.
Source: U.S. Census Bureau, American Community Survey (5-year).
Who lives here
Demographics
Source: U.S. Census Bureau, American Community Survey (5-year).
Housing
Property report
Area-level figures. Source: U.S. Census Bureau, ACS (5-year). Parcel-level records coming next.
Education
Schools
Decatur has 23 public schools — 11 elementary, 1 middle, 4 high.
% of students at or above proficient on state assessments.
Public schools + grade-8 proficiency. Source: U.S. Dept. of Education (NCES directory + EDFacts assessments), via Urban Institute.
Safety
Crime
Rate per 100,000 residents/year, Decatur Police Department, 2023. Source: FBI UCR/NIBRS (Crime Data Explorer).
Environment
Environmental hazards
26 facilities in Decatur report releasing toxic chemicals to the EPA under the Toxics Release Inventory (TRI).
Facilities reporting to the EPA Toxics Release Inventory. Source: U.S. EPA Envirofacts (TRI).
Risk
Natural disaster risk
County-level natural-hazard risk. Source: FEMA National Risk Index.
Context
Neighborhood info
Decatur is in Macon County — see county-wide risk, demographics, and registry.
Decatur was founded in 1823 and sits in Macon County. Elevation ~206 m.
5 on the National Register of Historic Places.
Registered sex offenders in Decatur, IL (16)
Public sex-offender registry records for Decatur, Illinois.
Source: Dru Sjodin National Sex Offender Public Website (NSOPW) and state registries. Public record. This information is provided for public awareness. Using it to harass, threaten, or discriminate against any registrant, or for any purpose prohibited by law, is illegal. Verify against the official registry record before relying on it.
Common questions