Jefferson County , Kentucky

Jefferson County: County in Alabama, United States

Jefferson County locator map
Location of Jefferson County on Kentucky map.

About

Jefferson County is a county located in the U.S. state of Kentucky. As of the 2010 census, the population was 741,096 and a population density of 255 people per km². After 9 years in 2019 county had an estimated population of 766,757 inhabitants. Its county seat is Birmingham. The county was created 201 years ago in 1819.

Geography

Jefferson County is located at 38°11'14"N 85°39'33"W (38.1871900, -85.6591600). It has 6 neighbors: Bibb County, Blount County, Saint Clair County, Shelby County, Tuscaloosa County and Walker County.

Jefferson County Courthouse Birmingham Nov 2011 02 image
Jefferson County Courthouse Birmingham Nov 2011 02

The largest city of Jefferson County is Louisville with a population of 760,026. Other cities include, Jeffersontown population 27,715, Pleasure Ridge Park population 25,813, Valley Station population 22,756 and Newburg population 19,967. See all Jefferson County cities & populated places.

Jefferson County Courthouse Birmingham Nov 2011 02 image

Jefferson County map

Jefferson County Quick Facts

Population : 766,757 (2019)
Country : United States of America
State : Kentucky (United States)
Different from : Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson County, Jefferson Parish, Jefferson County, Jefferson County, Jefferson County, Jefferson County
Plate code : 1
Area : 2911 km2
Water as percent of area : 1.1%
Land as percent of area : 98.9%
Named for : Thomas Jefferson
Altitude : 509 feet / 155 meters
Capital : Birmingham
Establishment : December 12, 1819
Time Zone : America/Kentucky/Louisville
Local time : 10:56:20 (5th August 2021)
Density : 263 Pop. per km² as of 2019
Population growth : 3.35% (2010-2019)

Jefferson County has 6 neighbours.

  • Birmingham

Demographics

The population of Jefferson County increased by 3.35% in 9 years.

Year Population % Change Method
2010 741,096 - census
2011 746,361 0.71% estimation process
2012 751,629 0.7% estimation process
2013 759,183 1% estimation process
2014 761,725 0.33% estimation process
2015 764,946 0.42% estimation process
2016 767,464 0.33% estimation process
2017 769,828 0.31% estimation process
2018 768,101 -0.22% estimation process
2019 766,757 -0.18% estimation process

Comitatul Jefferson, Comte de Jefferson, Comté de Jefferson, Condado de Jefferson, Condado han Jefferson, Contea di Jefferson, Dzhefersun, Dzhefferson, Hrabstwo Jefferson, Jeferson srjan, Jefferson, Jefferson Kun, Jefferson Kūn, Jefferson konderria, Jefferson megye, Jeffersoni maakond, Okrug DZeferson, Quan Jefferson, Quận Jefferson, jefason jun, jepharasana ka'unti, jie fu xun xian, mqatʿt jyfyrswn, shhrstan jfrswn kntaky, Джеферсън, Джефферсон, Округ Џеферсон, Ջեֆերսոն շրջան, جیفرسن کاؤنٹی، کینٹکی, شهرستان جفرسون، کنتاکی, مقاطعة جيفيرسون, জেফারশন কাউন্টি, ジェファーソン郡, 傑佛遜縣

People born in Jefferson County (12)

People born in Jefferson County, including baseball player Willie Mays, politician and businessman James D. Martin, Player of football Bob Gresham, you can see a list of people who born in Jefferson County.

Other places with the same name (24)

Jefferson County Populated Places (more)

Cities, Towns, Neighborhoods & Other Populated Places in Jefferson County.

City Name Population Title
Louisville 760,026 County seat of Jefferson County, Kentucky, United States
Jeffersontown 27,715 City in Jefferson County, Kentucky, United States of America
Pleasure Ridge Park 25,813 City in Louisville, Kentucky, United States of America
Valley Station 22,756 Human settlement in Louisville, Kentucky, United States of America
Newburg 19,967 City in Phelps County, Missouri, United States
Fern Creek 18,409 City in Louisville, Kentucky, United States of America
Saint Matthews 18,105 City
Okolona 17,134 City in Chickasaw County, Mississippi, United States of America
Shively 15,689 Home rule-class city in Jefferson County, Kentucky, United States
Highview 15,167 City in Louisville, Kentucky, United States of America
Lyndon 11,423 City in the United States
Saint Dennis 9,177
Fairdale 8,148 City in Walsh County, North Dakota, United States of America
Middletown 7,877 City in Kentucky
Buechel 7,287 Human settlement in Louisville, Kentucky, United States of America
Douglass Hills 5,707 City in Jefferson County, Kentucky, United States of America

Kentucky Other Counties (more counties)

County Name Population Title
Kentucky 4,467,673 State of the United States of America
Louisville 760,026 County seat of Jefferson County, Kentucky, United States
Fayette County 323,152 County in West Virginia, United States
Lexington-Fayette 314,488 Consolidated city-county in Kentucky, United States
Meads 288,649 Unincorporated community in Boyd County, Kentucky
Ironville 288,649 Unincorporated community in Boyd County, Kentucky
Lexington 225,366 City in Fayette County, Kentucky, United States
Kenton County 166,998 County in Kentucky, United States
Boone County 133,581 County in Kentucky, United States
Warren County 132,896 County in Kentucky, United States
Hardin County 110,958 County in Tennessee, United States
Daviess County 101,511 County in Kentucky, United States
Campbell County 93,584 County in northeastern Wyoming, United States
Madison County 92,987 County in Kentucky, United States
Bullitt County 81,676 County in Kentucky, United States
Bowling Green 70,543 City in Kentucky

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