• county
  • FIPS 19083
  • Largest town: Iowa Falls

Hardin County, Iowa

Hardin County had 16,464 residents in the Census Vintage 2024 estimate, on 569.3 square miles of land. It ranks 45th of 99 in Iowa by population and 52nd by land area.

Population
16,464
#45 of 99 in Iowa · #2,007 in US
Area
569.3 sq mi
#52 of 99 in Iowa · #1,786 in US
Density
29 / sq mi
#44 of 99 in Iowa · #1,955 in US
Median household income
$67,903
#52 of 99 in Iowa · #1,134 in US

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

Hardin County within Iowa. Pin: Des Moines.

Measure from here

Tools and pages that start from Hardin County

Hardin County population, land area and income

Hardin County had 16,464 residents in the Census Vintage 2024 estimate, on 569.3 square miles of land. It ranks 45th of 99 in Iowa by population and 52nd by land area. That works out to 28.9 people per square mile, below the US average of 96.3, and below the national county median.

The median county-equivalent in Iowa has 15,008 residents, about the same as Hardin County.

Its SAIPE 2023 median household income of $67,903 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

16,464

3144th1st

2007th of 3,144 (US)

Land area

569 sq mi

3144th1st

1786th of 3,144 (US)

Density

28.9 / sq mi

3144th1st

1955th of 3,144 (US)

Median household income

$67,903

3143rd1st

1134th of 3,143 (US)

Rank within Iowa (99)

Population

16,464

99th1st

45th of 99 (IA)

Land area

569 sq mi

99th1st

52nd of 99 (IA)

Density

28.9 / sq mi

99th1st

44th of 99 (IA)

Median household income

$67,903

99th1st

52nd of 99 (IA)

How Hardin County's population changed since 2020

Hardin County lost 362 residents between the July 2020 and July 2024 estimates, a drop of 2.2%. That ranks 85th 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, Hardin County recorded 634 births and 1,069 deaths, a natural change of -435. Net international migration added +262 and net domestic migration, people moving to or from other US counties, came to -236. The largest single component was natural change, which removed 435 people.

16.8k202016.7k202116.7k202216.5k202316.5k2024
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
634
Deaths
1,069
Net international migration
+262
Net domestic migration
-236
Change, July 2023 to July 2024
-59

Where Hardin County is

The Census internal point of Hardin County is at 42.390200, -93.241700. 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 Hardin 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: Hardin County internal point. Dark pin: Des Moines.

Internal point

Decimal
42.390200, -93.241700
DMS
42°23'24.72"N 93°14'30.12"W
UTM
15N 480105.7E 4693129.5N
Geohash
9zt9nhzky
Plus code
86J89QR5+38

Towns in Hardin County

3 incorporated places of 1,000+ people have residents in Hardin County, 9,089 people together, or 55% of the county. Each figure counts only the part of the town inside Hardin County; towns marked "part" extend into another county. The largest is Iowa Falls with 4,993.

  1. 01Iowa Falls4,993
  2. 02Eldora2,595
  3. 03Ackley (part)1,501
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Hardin County

The Census 2024 county adjacency file lists 7 neighbors for Hardin County. The most populous is Story County, IA, with 102,498 residents. Distances run between Census internal points in a straight line.

Distance to Des Moines and the nearest big city

Des Moines is 58.3 miles SSW of Hardin County's internal point in a straight line. The nearest place of 100,000 or more is Des Moines, IA (population 213,096), 59.6 miles away. The nearest place of 10,000 or more is Marshalltown, IA (population 27,886), 30.0 miles away.

Hardin County FIPS code

The FIPS code of Hardin County is 19083: state code 19 for Iowa plus county code 083. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $67,903.

Questions people ask

What is the population of Hardin County, Iowa?

The Census Vintage 2024 estimate for July 1, 2024 is 16,464. That is down 362 people (2.2%) from the July 2020 estimate of 16,826.

What is the FIPS code of Hardin County?

19083. The first two digits (19) are Iowa; the last three (083) identify the county.

What is the largest town in Hardin County?

Iowa Falls, with 4,993 residents inside Hardin County in 2024.

Which counties border Hardin County?

7 county-equivalents border it in the Census 2024 adjacency file: Story County, IA; Marshall County, IA; Hamilton County, IA; Butler County, IA; Wright County, IA; Grundy County, IA; Franklin 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.