119th Congress · IA-1
Iowa's 1st Congressional District
Iowa's 1st Congressional District (IA-1) has a population of 798,572. The median household income is $72,191 and the median age is 38.8.
798,572
Population
74
People / sq mi
$72,191
Median Income
38.8
Median Age
IA-1 covers 10,845 sq mi of land at 73.6 people per square mile.
Race & Ethnicity
| White | 86.1% |
| Black or African American | 4.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
Economy & Income
$72,191
Median Household Income
$39,722
Per Capita Income
7.1%
Poverty Rate
2.3%
Unemployment
Housing
$200,400
Median Home Value
$944
Median Rent
71.2%
Homeownership
Education
94.2%
High School+
32.2%
Bachelor's+
Other Iowa Congressional Districts
Largest cities in Iowa
Largest counties in Iowa
State rankings
Frequently Asked Questions
Iowa's 1st Congressional District (IA-1) has a population of 798,572 according to the latest Census ACS 5-Year estimates. Each US Congressional District is drawn to be roughly equal in population (~760K people).
The median household income in Iowa's 1st Congressional District is $72,191, with a per capita income of $39,722.
Iowa's 1st Congressional District is 86.1% White, 4.2% Black, 0.0% Asian, and 1.1% Hispanic or Latino, per Census ACS data.
More from Iowa
Data for Iowa's 1st Congressional District (119th Congress) from the American Community Survey 5-Year estimates. Land area from the Census Gazetteer files. Congressional districts are redrawn after each decennial Census; the 119th Congress (current) uses post-2020 boundaries.
For this entity, the underlying data on this page comes from the U.S. Census Bureau ACS and decennial files. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
Every number on this page links back to the U.S. Census Bureau ACS and decennial files; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. states, metros, cities, and ZIPs. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: U.S. Census Bureau ACS, 2026.