USA
South
Kentucky

Jefferson

Jefferson County is a county located in the north central portion of the U.S. state of . As of the 2020 census, the population was 782,969. It is the most populous county in the commonwealth.
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louisvilleky.gov
Wikipedia
Photo: Bedford, Public domain.
  • Type: County with 783,000 residents
  • Description: county in Kentucky, United States
  • Also known as: “Jefferson County”, “Jefferson County, Kentucky”, and “Jefferson County, KY”

Places of Interest

Highlights include Butterfly gardening and Louisville Zoo.

Nature reserve
Photo: Korall, CC BY-SA 3.0.
is a way to create, improve, and maintain habitat for lepidopterans including butterflies, skippers, and moths. Butterflies have four distinct life stages—egg, larva, chrysalis, and adult.

Zoo
Photo: BlueShirtz, CC BY-SA 4.0.
The Louisville Zoological Gardens, commonly known as the , is a 134-acre zoo in Louisville, , situated in the city's Poplar Level neighborhood.

Historic site
Photo: Jack Boucher, Public domain.
, an 18-acre historic site in , was once the center of a hemp plantation owned by John and Lucy Speed. The 14-room, Federal-style brick plantation house was possibly based on a design by Thomas Jefferson and has several Jeffersonian architectural features.

Places in the Area

Nearby places include Saint Matthews and Jeffersontown.

Photo: Angry Aspie, CC BY 3.0.
St. Matthews is a city in the , part of metro with an approximate population of 15,000.

Photo: Angry Aspie, CC BY 3.0.
is a town located in the . It is the second largest city in Jefferson County and is part of Metro.

Hamlet
is a former census-designated place in Jefferson County, , United States. The population was 20,636 at the 2000 census. On January 6, 2003, the area was annexed to the city of due to a merger between the city and Jefferson County's unincorporated communities.

Jefferson

Latitude
38.1787° or 38° 10′ 43″ north
Longitude
-85.6645° or 85° 39′ 52″ west
Population
783,000
Elevation
476 feet (145 metres)
Open location code
86CP58HP+F5
Open­Street­Map ID
node 316958707
Open­Street­Map feature
place=­county
Geo­Names ID
4296212
Wiki­data ID
Q500776
This page is based on OpenStreetMap, GeoNames, Wikidata, Wikimedia Commons, and Wikipedia.
We’d love your help improving our open data sources. Thank you for contributing.

Satellite Map

Discover Jefferson from above in high-definition satellite imagery.
© Stadia Maps, Airbus DS, CNES, PlanetObserver, and Copernicus

In Other Languages

From Albanian to Western Panjabi—“Jefferson” goes by many names.
  • Albanian: “Jefferson County”
  • Arabic: “مقاطعة جيفيرسون”
  • Arabic: “مقاطعه جيفيرسون، كنتاكي”
  • Armenian: “Ջեֆերսոն շրջան”
  • Asturian: “condáu de Jefferson”
  • Azerbaijani: “Cefferson”
  • Basque: “Jefferson konderria”
  • Bavarian: “Jefferson County, Kentucky”
  • Bavarian: “Jefferson County”
  • Belarusian: “акруга Джэферсан”
  • Belarusian: “Джэферсан (акруга, Кентукі)”
  • Belarusian: “Джэферсан”
  • Bengali: “জেফারসন কাউন্টি”
  • Bishnupriya: “জেফারশন কাউন্টি, কেন্টাকি”
  • Bishnupriya: “জেফারশন কাউন্টি”
  • Bulgarian: “Джеферсън”
  • Catalan: “comtat de Jefferson”
  • Cebuano: “Jefferson County”
  • Chechen: “Джефферсон (гуо, Кентукки)”
  • Chechen: “Джефферсон”
  • Chinese: “Jefferson Kūn”
  • Chinese: “傑佛遜縣”
  • Chinese: “傑佛遜郡”
  • Chinese: “傑弗遜縣”
  • Chinese: “杰佛逊县”
  • Chinese: “杰斐逊县”
  • Chinese: “路易維爾—傑佛遜郡”
  • Czech: “Jefferson County”
  • Dutch: “Jefferson County”
  • Egyptian Arabic: “چيفيرسون كاونتى”
  • Esperanto: “Jefferson County”
  • Esperanto: “kantono Jefferson”
  • Esperanto: “Kantono Jefferson”
  • Estonian: “Jeffersoni maakond”
  • Finnish: “Jeffersonin piirikunta”
  • French: “comté de Jefferson”
  • French: “Comté de Jefferson”
  • French: “Jefferson County”
  • Ganda: “Jefferson County, Kentucky”
  • Ganda: “Jefferson County”
  • Georgian: “ჯეფერსონის ოლქი”
  • German: “Jefferson County”
  • Gilaki: “جفرسون ٚ شأرستان (کنتاکي)”
  • Gilaki: “جفرسون ٚ شأرستان”
  • Greek: “κομητεία Τζέφερσον”
  • Greek: “Κομητεία Τζέφερσον”
  • Hebrew: “מחוז ג’פרסון”
  • Hungarian: “Jefferson megye”
  • Irish: “Contae Jefferson”
  • Italian: “contea di Jefferson”
  • Italian: “Contea di Jefferson”
  • Italian: “Jefferson County”
  • Japanese: “ジェファースン・カウンティ”
  • Japanese: “ジェファースン郡”
  • Japanese: “ジェファーソン・カウンティ”
  • Japanese: “ジェファーソン郡”
  • Korean: “제퍼슨군”
  • Low German: “Jefferson County”
  • Mazanderani: “جفرسون شهرستان”
  • Min Dong Chinese: “Jefferson Gông”
  • Min Nan Chinese: “Jefferson Kūn”
  • Norwegian Bokmål: “Jefferson County i Kentucky”
  • Norwegian Bokmål: “Jefferson County”
  • Norwegian: “Jefferson County”
  • Ossetian: “Джефферсон (зылд, Кентукки)”
  • Ossetian: “Джефферсон”
  • Persian: “شهرستان جفرسن”
  • Persian: “شهرستان جفرسون، کنتاکی”
  • Persian: “شهرستان جفرسون”
  • Polish: “Hrabstwo Jefferson”
  • Portuguese: “condado de Jefferson”
  • Portuguese: “Condado de Jefferson”
  • Portuguese: “Jefferson County”
  • Romanian: “Comitatul Jefferson, Kentucky”
  • Romanian: “Comitatul Jefferson”
  • Russian: “Джефферсон”
  • Sardinian: “contea de Jefferson”
  • Scottish Gaelic: “Jefferson County”
  • Serbian: “Округ Џеферсон”
  • Serbo-Croatian: “Jefferson County, Kentucky”
  • Serbo-Croatian: “Jefferson County”
  • Slovenian: “Jefferson County”
  • Slovenian: “Okrožje Jefferson”
  • Spanish: “condado de Jefferson”
  • Spanish: “Condado de Jefferson”
  • Spanish: “Jefferson County”
  • Swedish: “Jefferson County, Kentucky”
  • Swedish: “Jefferson County”
  • Tajik: “Ҷефферсон”
  • Tatar: “Джефферсон (округ, Кентуки)”
  • Tatar: “Джефферсон”
  • Tumbuka: “Jefferson County, Kentucky”
  • Tumbuka: “Jefferson County”
  • Turkish: “Jefferson County, Kentucky”
  • Turkish: “Jefferson County, Ky.”
  • Turkish: “Jefferson County, KY”
  • Turkish: “Jefferson County”
  • Turkish: “Jefferson ilçesi, Kentucky”
  • Turkish: “Jefferson ilçesi, Ky.”
  • Turkish: “Jefferson ilçesi, KY”
  • Turkish: “Jefferson ilçesi”
  • Ukrainian: “Джефферсон”
  • Urdu: “جیفرسن کاؤنٹی، کینٹکی”
  • Urdu: “جیفرسن کاؤنٹی”
  • Venetian: “contea de Jefferson”
  • Vietnamese: “Quận Jefferson, Kentucky”
  • Vietnamese: “Quận Jefferson”
  • Waray (Philippines): “Condado han Jefferson, Kentucky”
  • Waray (Philippines): “Condado han Jefferson”
  • Welsh: “Jefferson County, Kentucky”
  • Welsh: “Jefferson County”
  • Western Panjabi: “جیفرسن کاؤنٹی، کینٹکی”
  • Western Panjabi: “جیفرسن کاؤنٹی”

Places with the Same Name

Discover other places named “Jefferson”.

Localities in the Area

Explore places such as Petersburg and West Buechel.

Notable Places Nearby

Highlights include Kingdom Hall of Jehovahs Witnesses and Petersburg Park.

Kentucky: Must-Visit Destinations

Delve into Frankfort, Louisville, Lexington, and Bowling Green.

Curious Places to Discover

Uncover intriguing places from every corner of the globe.
About Mapcarta. Data © OpenStreetMap contributors and available under the Open Database License". Text is available under the CC BY-SA 4.0 license, except for photos, directions, and the map. Description text is based on the Wikipedia page “Jefferson”. Photo: Bedford, Public domain.