IL District 15
Illinois · 5 Counties · Champaign, Danville, Decatur
civdotiq.org
Federal Representatives
Dick Durbin
Democratic · U.S. Senator
Phone: 202-224-2152
Web: https://www.durbin.senate.gov
Office: 711 Hart Senate Office Building Washington DC 20510
Tammy Duckworth
Democratic · U.S. Senator
Phone: 202-224-2854
Web: https://www.duckworth.senate.gov
Office: 524 Hart Senate Office Building Washington DC 20510
Mary Miller
Republican · U.S. Representative
Phone: 202-225-5271
Web: https://marymiller.house.gov
Office: 1740 Longworth House Office Building Washington DC 20515-1315
Key Demographics
746,652
Population
$74K
Median Income
42
Median Age
| Metric | Value |
|---|---|
| Bachelor's Degree or Higher | 17.1% |
| Poverty Rate | 10.3% |
| Urban Population | 50% |
| Diversity Index | 17.7 |
| Land Area | 16,753 sq mi |
Federal Spending
$860K
Total Annual
25
Contracts & Grants
—
Infrastructure
| Project | Agency | Amount |
|---|---|---|
| NAPHCARE LLC | Department of Justice | $300K |
| NAPHCARE LLC | Department of Justice | $300K |
| ARTISAN CONSULTING ENGINEERS LLC | Department of Agriculture | $143K |
| PRAIRIE FARMS DAIRY INC | Department of Justice | $114K |
| PRAIRIE FARMS DAIRY INC | Department of Veterans Affairs | $54K |
Statewide Context
2,932,625
Illinois Medicaid & CHIP (Jun 2026)
571,640
Illinois Veteran Population (FY2026)
Statewide totals, not specific to this district — these federal programs report only at the state level. Sources: CMS (data.medicaid.gov), VA NCVAS (datahub.va.gov).
Geography
| Counties (5) | Major Cities |
|---|---|
| Champaign, Coles, Madison, Sangamon, Vermilion | Champaign, Danville, Decatur, Springfield |