Iowa
URL: https://knowledge.ivjn.us/en/places/iowa.html

Iowa is a state of the United States with FIPS code 19 and capital Des Moines.

## Administrative divisions

Iowa is a state of the United States with FIPS state code 19[^uscb2023]. Below the state level are counties (or independent cities), then municipalities and neighborhoods[^uscb2023].

## Basic facts

- FIPS state code: 19[^uscb2023]
- Capital: Des Moines[^enwiki]
- Population: about 3,207,004 (2023 estimate)[^uscb2023]
- Area: 145,746 km2[^enwiki]
- Admitted to the Union: 1846[^enwiki]
- Time zone: Central Time (UTC-6/-5)[^enwiki]
- ISO 3166-2: US-IA[^enwiki]

## Parent division

Located in [United States](https://knowledge.ivjn.us/en/places/united-states.html).

## Subdivisions

Major counties: [Polk County](https://knowledge.ivjn.us/en/places/ia-polk-county.html), [Linn County](https://knowledge.ivjn.us/en/places/ia-linn-county.html), [Scott County](https://knowledge.ivjn.us/en/places/ia-scott-county.html), [Johnson County](https://knowledge.ivjn.us/en/places/ia-johnson-county.html), [Black Hawk County](https://knowledge.ivjn.us/en/places/ia-black-hawk-county.html).

Major cities: [Des Moines](https://knowledge.ivjn.us/en/places/ia-des-moines.html), [Cedar Rapids](https://knowledge.ivjn.us/en/places/ia-cedar-rapids.html), [Iowa City](https://knowledge.ivjn.us/en/places/ia-iowa-city.html).

Updated: 2026-10-29

Relations:
- Located in: United States https://knowledge.ivjn.us/en/places/united-states.html
- Contains places: Polk County https://knowledge.ivjn.us/en/places/ia-polk-county.html
- Contains places: Scott County https://knowledge.ivjn.us/en/places/ia-scott-county.html
- Contains places: Linn County https://knowledge.ivjn.us/en/places/ia-linn-county.html
- Contains places: Johnson County https://knowledge.ivjn.us/en/places/ia-johnson-county.html
- Contains places: Black Hawk County https://knowledge.ivjn.us/en/places/ia-black-hawk-county.html
- Contains places: Des Moines https://knowledge.ivjn.us/en/places/ia-des-moines.html
- Contains places: Cedar Rapids https://knowledge.ivjn.us/en/places/ia-cedar-rapids.html
- Contains places: Iowa City https://knowledge.ivjn.us/en/places/ia-iowa-city.html
- Contains places: Iowa County https://knowledge.ivjn.us/en/places/ia-iowa-county.html
- Contains places: Adair County https://knowledge.ivjn.us/en/places/ia-adair-county.html

Mentioned in:
- 道奇堡支线机场 https://knowledge.ivjn.us/en/places/fort-dodge-regional-airport.html
- Ackley https://knowledge.ivjn.us/en/places/ia-ackley.html
- Ackworth https://knowledge.ivjn.us/en/places/ia-ackworth.html
- Adair https://knowledge.ivjn.us/en/places/ia-adair.html
- Adair County https://knowledge.ivjn.us/en/places/ia-adair-county.html
- Adams County https://knowledge.ivjn.us/en/places/ia-adams-county.html
- Adel https://knowledge.ivjn.us/en/places/ia-adel.html
- Afton https://knowledge.ivjn.us/en/places/ia-afton.html
- Agency https://knowledge.ivjn.us/en/places/ia-agency.html
- Ainsworth https://knowledge.ivjn.us/en/places/ia-ainsworth.html

Sources:
- Iowa (Wikipedia) https://en.wikipedia.org/wiki/Iowa
- U.S. Census Bureau 2023 FIPS state and county codes https://www.census.gov/library/reference/code-lists/ansi.html