County Maps US

Crawford County, Iowa

A county in Iowa, ranked 46 of 99 by population.

CountyFIPS 19047

Within Iowa
Crawford County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Denison, the county seat, located via the 2025 Census Gazetteer.

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Population
16,237
-250 (-1.5%) since 2020
Land area
714.2
square miles. A further 0.1% of the total area is water
Population density
22.7
people per square mile, computed rather than published
County seat
Denison
Seat of county government.
Established
1837
188 years ago
Largest city
Denison city
Population 8,214.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Crawford County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Crawford County, Iowa from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 800 by 661 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Crawford County ranks

Position among the 99 counties of Iowa, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn IowaNationally
Population16,23746th of 992,022nd of 3,144
Land area714.2 sq mi13th of 991,277th of 3,144
Population density22.7 per sq mi62nd of 992,136th of 3,144
Median household income$67,02773rd of 991,435th of 3,143

Full data for Crawford County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population16,237Vintage 2025 Population Estimates
Population in 202016,487Vintage 2025 Population Estimates
2020 estimates base?16,524Vintage 2025 Population Estimates
Land area714.2 sq mi2025 Gazetteer Files
Water area0.84 sq mi2025 Gazetteer Files
Total area715 sq mi2025 Gazetteer Files
Population density?22.7 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$67,027American Community Survey 2020-2024 5-Year Estimates
Median home value$153,700American Community Survey 2020-2024 5-Year Estimates
Median age37.9American Community Survey 2020-2024 5-Year Estimates
Households6,331American Community Survey 2020-2024 5-Year Estimates
Housing units6,869American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
+45
204 births, 159 deaths
Net migration
-96
More people moved out than moved in.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 8 areas bordering Crawford County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Monona CountyIowa24 mi8,539
Shelby CountyIowa24 mi11,689
Carroll CountyIowa24 mi20,303
Ida CountyIowa18 mi6,777
Sac CountyIowa12 mi9,525
Harrison CountyIowa6.0 mi14,623
Audubon CountyIowaa single point5,509
Woodbury CountyIowaa single point106,649

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 99 counties of Iowa

Open the interactive Iowa county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.