• county
  • FIPS 21029
  • Largest town: Mount Washington

Bullitt County, Kentucky

Bullitt County had 85,802 residents in the Census Vintage 2024 estimate, on 297.1 square miles of land. It ranks 10th of 120 in Kentucky by population and 66th by land area.

Population
85,802
#10 of 120 in Kentucky · #688 in US
Area
297.1 sq mi
#66 of 120 in Kentucky · #2,813 in US
Density
289 / sq mi
#9 of 120 in Kentucky · #449 in US
Median household income
$75,402
#10 of 120 in Kentucky · #649 in US

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

Bullitt County within Kentucky. Pin: Frankfort.

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Bullitt County population, land area and income

Bullitt County had 85,802 residents in the Census Vintage 2024 estimate, on 297.1 square miles of land. It ranks 10th of 120 in Kentucky by population and 66th by land area. That works out to 288.8 people per square mile, 3.0 times the US average of 96.3, and in the top quarter nationally.

The median county-equivalent in Kentucky has 19,740 residents, so Bullitt County is 4.3 times that size.

Its SAIPE 2023 median household income of $75,402 is in the top quarter among 3,143 counties with an estimate.

National rank among 3,144

Population

85,802

3144th1st

688th of 3,144 (US)

Land area

297 sq mi

3144th1st

2813th of 3,144 (US)

Density

288.8 / sq mi

3144th1st

449th of 3,144 (US)

Median household income

$75,402

3143rd1st

649th of 3,143 (US)

Rank within Kentucky (120)

Population

85,802

120th1st

10th of 120 (KY)

Land area

297 sq mi

120th1st

66th of 120 (KY)

Density

288.8 / sq mi

120th1st

9th of 120 (KY)

Median household income

$75,402

120th1st

10th of 120 (KY)

How Bullitt County's population changed since 2020

Bullitt County gained 3,438 residents between the July 2020 and July 2024 estimates, a rise of 4.2%. That ranks 13th 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, Bullitt County recorded 3,299 births and 3,671 deaths, a natural change of -372. Net international migration added +591 and net domestic migration, people moving to or from other US counties, came to +3,315. The largest single component was domestic migration, which added 3,315 people.

82.4k202083.1k202183.9k202285.0k202385.8k2024
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
3,299
Deaths
3,671
Net international migration
+591
Net domestic migration
+3,315
Change, July 2023 to July 2024
+802

Where Bullitt County is

The Census internal point of Bullitt County is at 37.969900, -85.702600. 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 Bullitt 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: Bullitt County internal point. Dark pin: Frankfort.

Internal point

Decimal
37.969900, -85.702600
DMS
37°58'11.64"N 85°42'9.36"W
UTM
16N 613957.2E 4203269.3N
Geohash
dng01b1q8
Plus code
869PX79W+XX

Towns in Bullitt County

6 incorporated places of 1,000+ people have residents in Bullitt County, 48,295 people together, or 56% of the county. Each figure counts only the part of the town inside Bullitt County; towns marked "part" extend into another county. The largest is Mount Washington with 18,863.

  1. 01Mount Washington18,863
  2. 02Shepherdsville14,837
  3. 03Hillview8,962
  4. 04Pioneer Village2,764
  5. 05Lebanon Junction1,818
  6. 06Hebron Estates1,051
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Bullitt County

The Census 2024 county adjacency file lists 4 neighbors for Bullitt County. 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 47.4 miles ENE of Bullitt County's internal point in a straight line. The nearest place of 100,000 or more is Louisville/Jefferson County, KY (population 640,796), 13.9 miles away. The nearest place of 10,000 or more is Shepherdsville, KY (population 14,837), 0.8 miles away.

Bullitt County FIPS code

The FIPS code of Bullitt County is 21029: state code 21 for Kentucky plus county code 029. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $75,402.

Questions people ask

What is the population of Bullitt County, Kentucky?

The Census Vintage 2024 estimate for July 1, 2024 is 85,802. That is up 3,438 people (4.2%) from the July 2020 estimate of 82,364.

What is the FIPS code of Bullitt County?

21029. The first two digits (21) are Kentucky; the last three (029) identify the county.

What is the largest town in Bullitt County?

Mount Washington, with 18,863 residents inside Bullitt County in 2024.

Which counties border Bullitt County?

4 county-equivalents border it in the Census 2024 adjacency file: Jefferson County, KY; Hardin County, KY; Nelson County, KY; Spencer 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.