CalledUnofficial results
Iowa House District 16
Iowa House of Representatives · Iowa
David A. Sieck won re-election by 34.7 points over Jack Goodman.
David A. SieckRepublican · winner · incumbent
67.3%8,974
Jack GoodmanDemocrat
32.6%4,348
Write-inOther party
0.1%11
13,333 votes
Source: Iowa Secretary of State unofficial resultsUpdated Nov 7, 2026, 1:35 PM ET
Where the race moved
Against the 2024 presidential vote
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Jack GoodmanDavid A. Sieck
$2.5K
Raised by the campaign
$3.7K
$978
Spent by the campaign
$4.7K
Campaign money: Iowa Ethics and Campaign Disclosure Board, through May 13, 2026; Iowa Ethics and Campaign Disclosure Board, through Feb 4, 2026.
Source: Iowa Ethics and Campaign Disclosure Board campaign filingsUpdated May 13, 2026
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
- Jack Goodman
- <1%
- David A. Sieck
- >99%
- Projected margin
- R+31.4
The candidates
David A. Sieck (R)
Incumbent, Iowa House of Representatives, first elected 2016Jack Goodman (D)
Incumbent, Iowa House of Representatives, first elected 2016Jack Goodman (D)
Also on the ballot: Write-in (Other party), 0.1%