Iowa State Senate seat · lines in effect since 2022
Iowa Senate District 16
A district of about 69,000 people, 53% of adults with a bachelor's degree. It votes D+18.1 relative to the nation for president.
2025 special election
Dec 30, 2025- Renee Hardman (D) · won71.4%
- Lucas Loftin (R)28.5%
Source: English WikipediaUpdated Oct 13, 2026, 8:26 AM ET
Where it sits among all 50 seats
Every Iowa State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every election for this seat
19 races since 1970; the seat changed party 1 time. District numbers are redrawn after each census: each group is one set of lines.
| Year | Winner | Runner-up | Won by |
|---|---|---|---|
| Lines first used in 2022 | |||
| 2025 special election | Renee Hardman (D) | Lucas Loftin (R) | 42.9 |
| 2024 | Claire Celsi (D) | Joshua Smith (I) | 39.9 |
| 2022 | Claire Celsi (D) | Bradley D. Price (R) | 16.3 |
| Lines first used in 2012 | |||
| 2020 | Nate Boulton (D) | Toya S. Johnson (I) | 52.8 |
| 2016 | Nate Boulton (D) | Mike Pryor (R) | 25.3 |
| 2012 | Dick L. Dearden (D) | David Scott Edwards (R) | 30.9 |
| Lines first used in 2002 | |||
| 2008 | Tom Hancock (D) | Dave McLaughlin (R) | 11.3 |
| 2004 | Tom Hancock (D)Flip | Julie Hosch (R) | 0.4 |
| 2002 | Julie Hosch (R) | Tom Flynn (D) | 2.3 |
| Lines first used in 1992 | |||
| 2000 | Mark Zieman (R) | Roger Thomas (D) | 12.3 |
| 1996 | Lyle E. Zieman (R) | Arthur W. Moellering (D) | 15.2 |
| 1992 | Lyle E. Zieman (R) | Paul W. Johnson (D) | 13.4 |
| Lines first used in 1982 | |||
| 1988 | Dale L. Tieden (R) | Phil Specht (D) | 22.1 |
| 1984 | Dale L. Tieden (R) | — | Unopposed |
| 1982 | Dale L. Tieden (R) | — | Unopposed |
| Lines first used in 1972 | |||
| 1980 | James Gallagher (D) | Maurice Stoneman (R) | 13.9 |
| 1976 | James Gallagher (D) | Kyle Hummel (R) | 20.1 |
| 1972 | James Gallagher (D) | Fred Cherry (R) | 6.9 |
| Lines first used in 1962 | |||
| 1970 | James A. Potgeter (R) | Rocky Lavalle (D) | 19.4 |
Won by: the winner's lead over the runner-up, in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Districts that overlap District 16
The state's districts in other chambers that share residents with this one, and the share of District 16's area in each.
- U.S. House
- IA-3 100%
Who lives here, compared
Grey bars show the spread of all 50 seats. Small marks are other seats in Iowa. The black marker is District 16.
Higher than 92% of seats.
Lower than 94% of seats.
Higher than 76% of seats.
Higher than 73% of seats.
Higher than 90% of seats.
Denser than 94% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean. 1 of the 4 flipped this year.
District 2248% college gradsD+7.4Not up in 2026District 14
58% college gradsD+0.2Not up in 2026District 21
50% college gradsR+1.5Flipped DDistrict 47
51% college gradsR+6.9Counting
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET