• county
  • FIPS 21151
  • Largest town: Richmond

Madison County, Kentucky

Madison County had 99,582 residents in the Census Vintage 2024 estimate, on 437.9 square miles of land. It ranks 8th of 120 in Kentucky by population and 22nd by land area.

Population
99,582
#8 of 120 in Kentucky · #624 in US
Area
437.9 sq mi
#22 of 120 in Kentucky · #2,310 in US
Density
227 / sq mi
#14 of 120 in Kentucky · #528 in US
Median household income
$65,438
#27 of 120 in Kentucky · #1,345 in US

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

Madison County within Kentucky. Pin: Frankfort.

Measure from here

Tools and pages that start from Madison County

Madison County population, land area and income

Madison County had 99,582 residents in the Census Vintage 2024 estimate, on 437.9 square miles of land. It ranks 8th of 120 in Kentucky by population and 22nd by land area. That works out to 227.4 people per square mile, 2.4 times the US average of 96.3, and in the top quarter nationally.

The median county-equivalent in Kentucky has 19,740 residents, so Madison County is 5.0 times that size.

Its SAIPE 2023 median household income of $65,438 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

99,582

3144th1st

624th of 3,144 (US)

Land area

438 sq mi

3144th1st

2310th of 3,144 (US)

Density

227.4 / sq mi

3144th1st

528th of 3,144 (US)

Median household income

$65,438

3143rd1st

1345th of 3,143 (US)

Rank within Kentucky (120)

Population

99,582

120th1st

8th of 120 (KY)

Land area

438 sq mi

120th1st

22nd of 120 (KY)

Density

227.4 / sq mi

120th1st

14th of 120 (KY)

Median household income

$65,438

120th1st

27th of 120 (KY)

How Madison County's population changed since 2020

Madison County gained 6,592 residents between the July 2020 and July 2024 estimates, a rise of 7.1%. That ranks 5th 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, Madison County recorded 4,427 births and 4,238 deaths, a natural change of +189. Net international migration added +572 and net domestic migration, people moving to or from other US counties, came to +5,935. The largest single component was domestic migration, which added 5,935 people.

93.0k202093.5k202195.2k202297.6k202399.6k2024
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
4,427
Deaths
4,238
Net international migration
+572
Net domestic migration
+5,935
Change, July 2023 to July 2024
+1,983

Where Madison County is

The Census internal point of Madison County is at 37.725500, -84.278400. 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 Madison 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: Madison County internal point. Dark pin: Frankfort.

Internal point

Decimal
37.725500, -84.278400
DMS
37°43'31.80"N 84°16'42.24"W
UTM
16N 739860.0E 4178846.6N
Geohash
dnsnd5wqf
Plus code
869QPPGC+6J

Towns in Madison County

2 incorporated places of 1,000+ people have residents in Madison County, 56,017 people together, or 56% of the county. Each figure counts only the part of the town inside Madison County; towns marked "part" extend into another county. The largest is Richmond with 39,581.

  1. 01Richmond39,581
  2. 02Berea16,436
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Madison County

The Census 2024 county adjacency file lists 7 neighbors for Madison County. The most populous is Fayette County, KY, with 329,437 residents. Distances run between Census internal points in a straight line.

Distance to Frankfort and the nearest big city

Frankfort is 45.5 miles NW of Madison County's internal point in a straight line. The nearest place of 100,000 or more is Lexington-Fayette, KY (population 329,437), 23.9 miles away. The nearest place of 10,000 or more is Richmond, KY (population 39,581), 1.2 miles away.

Madison County FIPS code

The FIPS code of Madison County is 21151: state code 21 for Kentucky plus county code 151. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $65,438.

Questions people ask

What is the population of Madison County, Kentucky?

The Census Vintage 2024 estimate for July 1, 2024 is 99,582. That is up 6,592 people (7.1%) from the July 2020 estimate of 92,990.

What is the FIPS code of Madison County?

21151. The first two digits (21) are Kentucky; the last three (151) identify the county.

What is the largest town in Madison County?

Richmond, with 39,581 residents inside Madison County in 2024.

Which counties border Madison County?

7 county-equivalents border it in the Census 2024 adjacency file: Fayette County, KY; Jessamine County, KY; Clark County, KY; Garrard County, KY; Rockcastle County, KY; Estill County, KY; Jackson 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.