• county
  • FIPS 21227
  • Largest town: Bowling Green

Warren County, Kentucky

Warren County had 147,936 residents in the Census Vintage 2024 estimate, on 541.7 square miles of land. It ranks 4th of 120 in Kentucky by population and 10th by land area.

Population
147,936
#4 of 120 in Kentucky · #466 in US
Area
541.7 sq mi
#10 of 120 in Kentucky · #1,929 in US
Density
273 / sq mi
#10 of 120 in Kentucky · #468 in US
Median household income
$62,108
#37 of 120 in Kentucky · #1,631 in US

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

Warren County within Kentucky. Pin: Frankfort.

Measure from here

Tools and pages that start from Warren County

Warren County population, land area and income

Warren County had 147,936 residents in the Census Vintage 2024 estimate, on 541.7 square miles of land. It ranks 4th of 120 in Kentucky by population and 10th by land area. That works out to 273.1 people per square mile, 2.8 times the US average of 96.3, and in the top quarter nationally.

The median county-equivalent in Kentucky has 19,740 residents, so Warren County is 7.5 times that size.

Its SAIPE 2023 median household income of $62,108 is below the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

147,936

3144th1st

466th of 3,144 (US)

Land area

542 sq mi

3144th1st

1929th of 3,144 (US)

Density

273.1 / sq mi

3144th1st

468th of 3,144 (US)

Median household income

$62,108

3143rd1st

1631st of 3,143 (US)

Rank within Kentucky (120)

Population

147,936

120th1st

4th of 120 (KY)

Land area

542 sq mi

120th1st

10th of 120 (KY)

Density

273.1 / sq mi

120th1st

10th of 120 (KY)

Median household income

$62,108

120th1st

37th of 120 (KY)

How Warren County's population changed since 2020

Warren County gained 12,903 residents between the July 2020 and July 2024 estimates, a rise of 9.6%. That ranks 1st 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, Warren County recorded 7,916 births and 5,395 deaths, a natural change of +2,521. Net international migration added +4,988 and net domestic migration, people moving to or from other US counties, came to +5,769. The largest single component was domestic migration, which added 5,769 people.

135.0k2020137.2k2021140.5k2022143.9k2023147.9k2024
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
7,916
Deaths
5,395
Net international migration
+4,988
Net domestic migration
+5,769
Change, July 2023 to July 2024
+4,007

Where Warren County is

The Census internal point of Warren County is at 36.995600, -86.423600. 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 Warren 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: Warren County internal point. Dark pin: Frankfort.

Internal point

Decimal
36.995600, -86.423600
DMS
36°59'44.16"N 86°25'24.96"W
UTM
16N 551289.0E 4094539.5N
Geohash
dndd3qu6b
Plus code
868MXHWG+6H

Towns in Warren County

One incorporated place of 1,000+ people has residents in Warren County, 79,076 people together, or 53% of the county. Each figure counts only the part of the town inside Warren County; towns marked "part" extend into another county. The largest is Bowling Green with 79,076.

  1. 01Bowling Green79,076
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Warren County

The Census 2024 county adjacency file lists 6 neighbors for Warren County. The most populous is Barren County, KY, with 45,609 residents. Distances run between Census internal points in a straight line.

Distance to Frankfort and the nearest big city

Frankfort is 118.2 miles NE of Warren County's internal point in a straight line. The nearest place of 100,000 or more is Clarksville, TN (population 185,690), 59.0 miles away. The nearest place of 10,000 or more is Bowling Green, KY (population 79,076), 1.4 miles away.

Warren County FIPS code

The FIPS code of Warren County is 21227: state code 21 for Kentucky plus county code 227. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $62,108.

Questions people ask

What is the population of Warren County, Kentucky?

The Census Vintage 2024 estimate for July 1, 2024 is 147,936. That is up 12,903 people (9.6%) from the July 2020 estimate of 135,033.

What is the FIPS code of Warren County?

21227. The first two digits (21) are Kentucky; the last three (227) identify the county.

What is the largest town in Warren County?

Bowling Green, with 79,076 residents inside Warren County in 2024.

Which counties border Warren County?

6 county-equivalents border it in the Census 2024 adjacency file: Barren County, KY; Logan County, KY; Allen County, KY; Simpson County, KY; Edmonson County, KY; Butler 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.