Illinois's 16th Congressional District (IL-16)
Last updated · 5 sources
Darin LaHood, a Republican, has represented the district since 2023.
The district includes all or part of 21 counties (14 in part).
According to the Census Bureau's 2020–2024 American Community Survey 5-year estimates, the district has a population of 748,860, a median household income of $84,411, and a median age of 41.7. Of residents 25 and older, 31.6% hold a bachelor's degree or higher.
Representative

2026 election
LaHood has filed with the FEC to run for this seat in 2026. 4 candidates for the seat have reported receipts to the FEC.
4 candidates have reported raising money for the 2026 IL-16 race to the FEC.
Election Day: Tuesday, November 3, 2026
| Candidate | Party | Raised | Cash on hand | Through |
|---|---|---|---|---|
| Darin LaHood (incumbent) | Republican | $3,672,739 | $6,748,621 | Jun 30 |
| Paul Nolley | Democratic | $415,748 | $230,141 | Jun 30 |
| Joe Albright | Democratic | $19,034 | $0 | Mar 31 |
| Brendyn Morgan | Democratic | $3,455 | $3,455 | Sep 30 |
Includes primary candidates; FEC filings do not record primary results. FEC race page
District profile
- Population
- 748,860
- Median household income
- $84,411
- Median age
- 41.7
- Bachelor's degree or higher
- 31.6%
Census Bureau, 2020–2024 American Community Survey 5-year estimates
Illinois senators
Dick DurbinU.S. Senator for Illinois · Democrat
Tammy DuckworthU.S. Senator for Illinois · Democrat
Neighboring districts
- IA-1 · Mariannette Miller-Meeks (R)
- IA-2 · Ashley Hinson (R)
- IL-1 · Jonathan Jackson (D)
- IL-2 · Robin Kelly (D)
- IL-10 · Brad Schneider (D)
- IL-11 · Bill Foster (D)
- IL-14 · Lauren Underwood (D)
- IL-15 · Mary Miller (R)
- IL-17 · Eric Sorensen (D)
- WI-1 · Bryan Steil (R)
- WI-2 · Mark Pocan (D)
- WI-3 · Derrick Van Orden (R)
Sources
- District boundaries (Census Bureau cartographic boundary file, 119th Congress) · retrieved Oct 2, 2026
- Counties by district (Census Bureau relationship file) · retrieved Oct 2, 2026
- District profile (Census Bureau, 2020–2024 American Community Survey 5-year estimates) · retrieved Oct 2, 2026
- congress-legislators (member data, CC0) · retrieved Oct 2, 2026
- Candidates and totals (Federal Election Commission) · retrieved Oct 2, 2026