
Zachary Nunn
Republican · IA-3 · U.S. House
Bio
Zachary Martin Nunn is an American politician and United States Air Force officer who has served as the U.S. representative for Iowa's 3rd congressional district since 2023. A member of the Republican Party, he was a member of the Iowa Senate for the 15th district from 2019 to 2023 and the Iowa House of Representatives for the 30th district from 2015 to 2019.
Full bio on Wikipedia →Record of service
- In office
- 3.6 years
- First took office
- 2023 (2 terms)
- Seniority
- 312 of 437 by time served
- Age
- 47
- Des Moines, IA · 515-400-8180
- Creston, IA · 641-220-9093
- Ottumwa, IA · 641-220-9641
Service history, offices and identifiers from unitedstates/congress-legislators (public domain). Years served sum each term rather than subtracting the first start date, so a break in service is not counted as time in office.
Reported net worth
- Assets
- $617k – $1.7M
- Liabilities
- $350k – $750k
- Net worth
- −$133k – $1.3M
- Since 2022
- −$115k
Largest holdings in the 2025 filing · 30 assets reported
Largest first, capped at 40 line items. Each is the asset's reported value bracket, not the income it produced.
From annual financial disclosures, which report every asset and debt as a bracket — so these are ranges, and the figure shown is their midpoint. A primary residence is not a reportable asset while its mortgage is a reportable debt, which pushes some members negative. How this is calculated →
Overall lean (DW-NOMINATE)
Issue profile
Each issue runs left ↔ right, scored from how the member voted on bills tagged to that issue (−1…+1). Issues with too few votes are blank. Overall lean uses DW-NOMINATE.
How they score against the parties
Zachary Nunn's voting record compared with each party's national platform, issue by issue — the same similarity score used across the site.
On the political map
Zachary Nunn (the large ringed dot) among every current member of Congress and the party platforms.
Each small dot is a current member (Dem · Rep); the larger dots are party platforms — click one for its closest members. Economic axis: taxes, healthcare, labor, energy. Social axis: abortion, guns, immigration, civil rights, crime.
Do you vote like Nunn?
Answer a few questions on the issues and see which members of Congress — and which party — actually line up with you.
Caucuses & committees
Where Nunnsits in Congress's own organization — each group's lean is computed from its members' voting records. Explore them all on the caucuses and committees pages.
Caucuses
- Republican Study Committeestrongly right · 139 members
Committees
- House Committee on Agriculturecenter · 53 members
- House Committee on Financial Servicescenter · 53 members
Most and least aligned members
Treating Nunn's 14 issue scores as a vector, cosine similarity measures whether two voting records point the same way (+100%) or in opposite directions (−100%) — the colleagues whose records align most and least with theirs.
Recent notable votes
Latest news
How Labor Scored a Surprising Win in the GOP-Controlled HouseSomething unusual happened last week that didn’t attract sufficient attention. It concerned the latest in what’s been a heartening recent series of House Republican rebellions against President Donald Trump. Congressional Republicans have bucked Trump lately …
The New Republic · December 17, 2025- Why Corporate Lawyers Should Care About Supply Chain Resiliency in Emerging Technologies
On September 2, 2025, U.S. Representative Zachary Nunn sent a letter to the chair of the Committee on Foreign Investment in the United States (CFIUS) highlighting concerns over ownership transparency of certain bitcoin mining firms and suppliers connected to …
Columbia.edu · October 14, 2025
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