• county
  • FIPS 21093
  • Largest town: Elizabethtown

Hardin County, Kentucky

Hardin County had 112,826 residents in the Census Vintage 2024 estimate, on 623.9 square miles of land. It ranks 6th of 120 in Kentucky by population and 4th by land area.

Population
112,826
#6 of 120 in Kentucky · #568 in US
Area
623.9 sq mi
#4 of 120 in Kentucky · #1,545 in US
Density
181 / sq mi
#16 of 120 in Kentucky · #602 in US
Median household income
$65,472
#26 of 120 in Kentucky · #1,343 in US

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

Hardin County within Kentucky. Pin: Frankfort.

Measure from here

Tools and pages that start from Hardin County

Hardin County population, land area and income

Hardin County had 112,826 residents in the Census Vintage 2024 estimate, on 623.9 square miles of land. It ranks 6th of 120 in Kentucky by population and 4th by land area. That works out to 180.8 people per square mile, 1.9 times the US average of 96.3, and in the top quarter nationally.

The median county-equivalent in Kentucky has 19,740 residents, so Hardin County is 5.7 times that size.

Its SAIPE 2023 median household income of $65,472 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

112,826

3144th1st

568th of 3,144 (US)

Land area

624 sq mi

3144th1st

1545th of 3,144 (US)

Density

180.8 / sq mi

3144th1st

602nd of 3,144 (US)

Median household income

$65,472

3143rd1st

1343rd of 3,143 (US)

Rank within Kentucky (120)

Population

112,826

120th1st

6th of 120 (KY)

Land area

624 sq mi

120th1st

4th of 120 (KY)

Density

180.8 / sq mi

120th1st

16th of 120 (KY)

Median household income

$65,472

120th1st

26th of 120 (KY)

How Hardin County's population changed since 2020

Hardin County gained 1,986 residents between the July 2020 and July 2024 estimates, a rise of 1.8%. That ranks 52nd of 120 in Kentucky for growth. The median Kentucky county changed by +1.4%, and the state as a whole by +1.8%.

Since the April 2020 estimates base, Hardin County recorded 5,717 births and 5,420 deaths, a natural change of +297. Net international migration added +1,086 and net domestic migration, people moving to or from other US counties, came to +701. The largest single component was international migration, which added 1,086 people.

110.8k2020111.9k2021111.8k2022112.4k2023112.8k2024
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
5,717
Deaths
5,420
Net international migration
+1,086
Net domestic migration
+701
Change, July 2023 to July 2024
+430

Where Hardin County is

The Census internal point of Hardin County is at 37.695800, -85.963200. It sits in UTM zone 16N. The map shades Kentucky's 120 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.

Adair County: +1.9%Kenton County: +3.3%Owen County: +1.2%Morgan County: +4.1%Bracken County: +1.1%Edmonson County: +4.0%Trigg County: +3.4%Jackson County: +3.0%Spencer County: +6.8%Clark County: +1.7%Jessamine County: +6.6%Green County: +3.8%Henry County: +3.2%Graves County: +0.8%Webster County: -1.3%Washington County: +1.9%Ohio County: +0.8%Knott County: -5.1%Meade County: +1.4%Carroll County: +2.5%Scott County: +7.2%Lincoln County: +2.7%Greenup County: -1.7%Boyle County: +2.1%Hardin County: +1.8%Nelson County: +4.1%Hart County: +3.2%Christian County: -2.4%Carlisle County: -0.6%Crittenden County: -0.2%Elliott County: -1.0%Garrard County: +6.3%Larue County: +1.7%Lee County: -0.7%Leslie County: -7.1%Hancock County: -1.0%Lewis County: -1.6%Lyon County: +4.6%McLean County: -0.1%Magoffin County: -4.2%Martin County: -4.9%Mason County: -1.1%Rockcastle County: +1.0%Menifee County: +3.2%Russell County: +2.6%Whitley County: +1.5%Todd County: +3.9%Union County: -3.5%Wolfe County: -2.9%Bell County: -3.9%Boyd County: -0.9%Butler County: +1.9%Metcalfe County: +2.7%Grant County: +2.8%Simpson County: +3.7%Pike County: -5.2%Gallatin County: +1.5%Harlan County: -6.4%Fayette County: +2.1%Logan County: +3.5%Muhlenberg County: -1.2%Bath County: +1.8%Mercer County: +3.8%Barren County: +2.5%Franklin County: +1.6%Bullitt County: +4.2%Boone County: +5.6%Campbell County: +0.9%Jefferson County: +1.4%Wayne County: +0.4%Ballard County: -1.1%Anderson County: +4.1%Pulaski County: +2.7%Knox County: -1.7%Laurel County: +1.0%Breckinridge County: +3.8%Oldham County: +4.2%Letcher County: -6.2%Lawrence County: -3.1%McCracken County: -0.6%Nicholas County: +3.7%Owsley County: -2.6%Powell County: -1.3%Bourbon County: +0.2%Calloway County: +3.7%Henderson County: -1.1%Clinton County: -0.5%Warren County: +9.6%Montgomery County: +2.4%Floyd County: -3.5%Woodford County: +3.1%Hopkins County: -0.3%Johnson County: -2.4%Marshall County: +0.1%Estill County: -1.1%Cumberland County: +3.2%Fleming County: +3.3%Madison County: +7.1%Carter County: -1.9%Allen County: +7.1%Daviess County: +1.0%Harrison County: +4.3%Perry County: -5.7%Fulton County: -3.5%Clay County: -3.5%Robertson County: +9.1%Trimble County: +1.5%Taylor County: +3.1%Shelby County: +3.9%McCreary County: -0.2%Breathitt County: -6.5%Livingston County: -0.6%Hickman County: -3.0%Rowan County: -0.2%Casey County: +0.2%Monroe County: -1.4%Marion County: +1.3%Grayson County: +2.3%Caldwell County: -0.2%Pendleton County: +1.3%
Change 2020 to 2024
  1. < -1.6%
  2. < +0.2%
  3. < +1.9%
  4. < +3.7%
  5. ≥ +3.7%
no data

Orange pin: Hardin County internal point. Dark pin: Frankfort.

Internal point

Decimal
37.695800, -85.963200
DMS
37°41'44.88"N 85°57'47.52"W
UTM
16N 591404.3E 4172570.0N
Geohash
dndy7y79b
Plus code
869PM2WP+8P

Towns in Hardin County

3 incorporated places of 1,000+ people have residents in Hardin County, 64,204 people together, or 57% 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 Elizabethtown with 34,565.

  1. 01Elizabethtown34,565
  2. 02Radcliff22,706
  3. 03Vine Grove6,933
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Hardin County

The Census 2024 county adjacency file lists 9 neighbors for Hardin County, including 1 across a state line. The most populous is Jefferson County, KY, with 793,881 residents. Distances run between Census internal points in a straight line.

Distance to Frankfort and the nearest big city

Frankfort is 68.3 miles ENE of Hardin County's internal point in a straight line. The nearest place of 100,000 or more is Louisville/Jefferson County, KY (population 640,796), 36.7 miles away. The nearest place of 10,000 or more is Elizabethtown, KY (population 34,565), 4.7 miles away.

Hardin County FIPS code

The FIPS code of Hardin County is 21093: state code 21 for Kentucky plus county code 093. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $65,472.

Questions people ask

What is the population of Hardin County, Kentucky?

The Census Vintage 2024 estimate for July 1, 2024 is 112,826. That is up 1,986 people (1.8%) from the July 2020 estimate of 110,840.

What is the FIPS code of Hardin County?

21093. The first two digits (21) are Kentucky; the last three (093) identify the county.

What is the largest town in Hardin County?

Elizabethtown, with 34,565 residents inside Hardin County in 2024.

Which counties border Hardin County?

9 county-equivalents border it in the Census 2024 adjacency file: Jefferson County, KY; Bullitt County, KY; Nelson County, KY; Harrison County, IN; Meade County, KY; Grayson County, KY; Breckinridge County, KY; Hart County, KY; Larue County, KY.

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.