• county
  • FIPS 19001
  • Largest town: Greenfield

Adair County, Iowa

Adair County had 7,431 residents in the Census Vintage 2024 estimate, on 569.3 square miles of land. It ranks 87th of 99 in Iowa by population and 53rd by land area.

Population
7,431
#87 of 99 in Iowa · #2,622 in US
Area
569.3 sq mi
#53 of 99 in Iowa · #1,787 in US
Density
13 / sq mi
#91 of 99 in Iowa · #2,458 in US
Median household income
$67,873
#53 of 99 in Iowa · #1,139 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Adair County within Iowa. Pin: Des Moines.

Measure from here

Tools and pages that start from Adair County

Adair County population, land area and income

Adair County had 7,431 residents in the Census Vintage 2024 estimate, on 569.3 square miles of land. It ranks 87th of 99 in Iowa by population and 53rd by land area. That works out to 13.1 people per square mile, below the US average of 96.3, and in the bottom quarter nationally.

The median county-equivalent in Iowa has 15,008 residents, so Adair County has 50% of the typical county's population.

Its SAIPE 2023 median household income of $67,873 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

7,431

3144th1st

2622nd of 3,144 (US)

Land area

569 sq mi

3144th1st

1787th of 3,144 (US)

Density

13.1 / sq mi

3144th1st

2458th of 3,144 (US)

Median household income

$67,873

3143rd1st

1139th of 3,143 (US)

Rank within Iowa (99)

Population

7,431

99th1st

87th of 99 (IA)

Land area

569 sq mi

99th1st

53rd of 99 (IA)

Density

13.1 / sq mi

99th1st

91st of 99 (IA)

Median household income

$67,873

99th1st

53rd of 99 (IA)

How Adair County's population changed since 2020

Adair County lost 58 residents between the July 2020 and July 2024 estimates, a drop of 0.8%. That ranks 54th of 99 in Iowa for growth. The median Iowa county changed by -0.6%, and the state as a whole by +1.6%.

Since the April 2020 estimates base, Adair County recorded 364 births and 498 deaths, a natural change of -134. Net international migration added +24 and net domestic migration, people moving to or from other US counties, came to +55. The largest single component was natural change, which removed 134 people.

7,48920207,52220217,45720227,39920237,4312024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
364
Deaths
498
Net international migration
+24
Net domestic migration
+55
Change, July 2023 to July 2024
+32

Where Adair County is

The Census internal point of Adair County is at 41.328500, -94.478200. It sits in UTM zone 15N. The map shades Iowa's 99 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Adair County outlined. Dots are towns of 1,000+ people with residents in it.

Monroe County: -2.9%Worth County: -1.7%Buena Vista County: +0.0%Jasper County: +0.8%Van Buren County: -0.0%Hardin County: -2.2%Ida County: -3.1%Marshall County: +0.8%Fayette County: -1.5%Ringgold County: -0.8%Wapello County: +1.0%Webster County: -0.2%Adams County: -2.8%Buchanan County: +0.6%Cerro Gordo County: -1.2%Lucas County: +1.6%Emmet County: -1.9%Floyd County: -3.8%Crawford County: -0.7%Linn County: +0.6%Montgomery County: -2.6%Polk County: +4.7%Cherokee County: +0.0%Bremer County: +1.3%Grundy County: +0.5%Adair County: -0.8%Cedar County: -1.4%Story County: +3.9%Mahaska County: -0.6%Davis County: +0.9%Clay County: +0.8%Johnson County: +4.6%Greene County: -1.0%Palo Alto County: -2.0%Benton County: +1.0%Cass County: -0.7%Wright County: -1.5%Audubon County: -2.1%Henry County: -5.3%Boone County: +0.1%Appanoose County: -1.4%Washington County: +0.4%Chickasaw County: -2.2%Poweshiek County: -0.9%Osceola County: -2.6%Wayne County: +1.8%Mitchell County: +0.4%Jefferson County: +0.5%Union County: -1.4%Butler County: -1.2%Hancock County: -1.3%Marion County: +1.9%Delaware County: +0.9%Humboldt County: +0.2%Sioux County: +1.8%Des Moines County: -1.1%O'Brien County: +0.8%Clayton County: -0.6%Black Hawk County: +1.0%Winnebago County: -2.6%Harrison County: +0.4%Decatur County: -1.0%Pocahontas County: -0.9%Lyon County: +3.8%Iowa County: -1.4%Franklin County: +0.3%Dickinson County: +2.2%Madison County: +3.2%Allamakee County: +0.8%Jones County: +2.2%Carroll County: -1.6%Kossuth County: -2.6%Hamilton County: -1.0%Howard County: -1.4%Page County: -1.1%Guthrie County: +1.5%Tama County: -1.8%Monona County: -3.6%Clarke County: -2.1%Lee County: -3.4%Mills County: +2.1%Sac County: -2.7%Scott County: +0.6%Keokuk County: -1.6%Jackson County: -0.3%Warren County: +7.1%Calhoun County: -1.9%Shelby County: +0.8%Fremont County: -1.1%Dubuque County: -0.1%Louisa County: -1.8%Taylor County: -0.6%Woodbury County: +1.2%Clinton County: -0.9%Winneshiek County: -1.6%Pottawattamie County: -0.1%Plymouth County: +0.5%Muscatine County: -2.4%Dallas County: +14.7%
Change 2020 to 2024
  1. < -1.9%
  2. < -1.0%
  3. < +0.0%
  4. < +0.9%
  5. ≥ +0.9%
no data

Orange pin: Adair County internal point. Dark pin: Des Moines.

Internal point

Decimal
41.328500, -94.478200
DMS
41°19'42.60"N 94°28'41.52"W
UTM
15N 376298.6E 4576278.6N
Geohash
9zkg45e5f
Plus code
86H78GHC+CP

Towns in Adair County

2 incorporated places of 1,000+ people have residents in Adair County, 2,738 people together, or 37% of the county. Each figure counts only the part of the town inside Adair County; towns marked "part" extend into another county. The largest is Greenfield with 1,988.

  1. 01Greenfield1,988
  2. 02Stuart (part)750
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Adair County

The Census 2024 county adjacency file lists 7 neighbors for Adair County. The most populous is Dallas County, IA, with 115,343 residents. Distances run between Census internal points in a straight line.

Distance to Des Moines and the nearest big city

Des Moines is 48.8 miles ENE of Adair County's internal point in a straight line. The nearest place of 100,000 or more is Des Moines, IA (population 213,096), 48.0 miles away. The nearest place of 10,000 or more is Waukee, IA (population 34,420), 35.7 miles away.

Adair County FIPS code

The FIPS code of Adair County is 19001: state code 19 for Iowa plus county code 001. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $67,873.

Questions people ask

What is the population of Adair County, Iowa?

The Census Vintage 2024 estimate for July 1, 2024 is 7,431. That is down 58 people (0.8%) from the July 2020 estimate of 7,489.

What is the FIPS code of Adair County?

19001. The first two digits (19) are Iowa; the last three (001) identify the county.

What is the largest town in Adair County?

Greenfield, with 1,988 residents inside Adair County in 2024.

Which counties border Adair County?

7 county-equivalents border it in the Census 2024 adjacency file: Dallas County, IA; Madison County, IA; Cass County, IA; Union County, IA; Guthrie County, IA; Audubon County, IA; Adams County, IA.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.