US Federal Government Directory

US Federal Government Directory › Districts › Iowa's 3rd district

Iowa's 3rd district

U.S. House district profile: the sitting representative, 2024 Census demographics (119th-district boundaries), partisan lean, and 2026 race rating.

Representative

Official portrait of Zachary Nunn

Zachary Nunn

IA · District 3
RepublicanCook: Toss-Up
Raised $4,869,249 · 44K followers (office + personal) · missed 3.2% of votes
3.7 years in Congress · Up for reelection: 2026
House Committee on Agriculture · House Committee on Financial Services +6 more
View profile

Cook PVI: R+2

2026 race rating: Toss-Up

District demographics

MeasureValue
Population837,909
Median household income$80,284
Median age37.2
Bachelor's degree or higher38.2%
White alone76.8%
Black alone5.6%
Hispanic or Latino9.4%
Asian alone4.2%
Unemployment rate3.6%
Population density (per sq mi)78

Source: U.S. Census Bureau, 2024 American Community Survey 1-year estimates (tables B01003, B01002, B19013 and related), 119th Congress district boundaries, released September 2025; land area from the 2025 Gazetteer.