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Oldham County, Kentucky facts for kids

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Oldham County
Oldham County courthouse in La Grange
Oldham County courthouse in La Grange
Flag of Oldham County
Flag
Official seal of Oldham County
Seal
Map of Kentucky highlighting Oldham County
Location within the U.S. state of Kentucky
Map of the United States highlighting Kentucky
Kentucky's location within the U.S.
Country  United States
State  Kentucky
Founded December 15, 1823
Named for William Oldham (1753–1791), American Revolutionary War colonel
Seat La Grange
Largest city La Grange
Area
 • Total 196 sq mi (510 km2)
 • Land 187 sq mi (480 km2)
 • Water 9.2 sq mi (24 km2)  4.7%
Population
 (2020)
 • Total 67,607
 • Estimate 
(2023)
70,183 Increase
 • Density 344.9/sq mi (133.2/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 4th

Oldham County is a county located in north-central Kentucky. In 2020, about 67,607 people lived there. The main town, called the county seat, is La Grange.

The county is named after Colonel William Oldham. He was a hero from the American Revolutionary War. Oldham County is part of the larger Louisville area. This area includes parts of Kentucky and Indiana.

Oldham County is known as the wealthiest and most educated county in Kentucky. It is also one of the wealthiest counties in the entire United States. Many people moved here from the nearby city of Louisville. They liked the area for its large homes and suburban feel.

Exploring Oldham County's Past

Oldham County was created on December 15, 1823. It was formed from parts of Henry, Jefferson, and Shelby Counties. It was the 74th county established in Kentucky.

How Oldham County Grew Over Time

At first, Oldham County was mostly a rural area. It had small towns like Westport, which was founded in 1800. Westport was the county seat for a while.

In the 1850s, the Louisville and Frankfort Railroad brought train lines to the area. This led to many new towns and communities growing up. Later, the trains stopped carrying people, but the county stayed rural.

Since the 1970s, Interstate 71 has connected Oldham County to Downtown Louisville. This highway made it easier for people to travel. As a result, Oldham County has become more suburban. It is now a natural extension of Louisville's wealthy eastern side.

Geography and Location

Oldham County covers about 196 square miles. Most of this area, 187 square miles, is land. The remaining 9.2 square miles, or 4.7%, is water. It is the 13th-smallest county in Kentucky.

The northern border of the county is formed by the Ohio River. This river also separates Kentucky from Indiana.

Neighboring Counties

Oldham County shares borders with several other counties:

Population and People

Graph of Oldham County population.
Graph of Oldham County population over time
Historical population
Census Pop.
1830 9,588
1840 7,380 −23.0%
1850 7,629 3.4%
1860 7,283 −4.5%
1870 9,027 23.9%
1880 7,667 −15.1%
1890 6,754 −11.9%
1900 7,078 4.8%
1910 7,248 2.4%
1920 7,689 6.1%
1930 7,402 −3.7%
1940 10,716 44.8%
1950 11,018 2.8%
1960 13,388 21.5%
1970 14,687 9.7%
1980 27,795 89.2%
1990 43,455 56.3%
2000 46,178 6.3%
2010 60,316 30.6%
2020 67,607 12.1%
2023 (est.) 70,183 16.4%
U.S. Decennial Census
1790–1960 1900–1990
1990–2000 2010–2020

In 2000, there were 46,178 people living in Oldham County. There were 14,856 households and 12,196 families. The population density was about 244 people per square mile.

Most of the people in the county were White (93.62%). About 4.21% were Black or African American. Other groups made up smaller percentages. About 1.30% of the population was Hispanic or Latino.

Many households had children under 18 living with them (44.10%). Most families were married couples living together (71.50%). The average household had 2.85 people. The average family had 3.17 people.

The median age in the county was 37 years old. About 27.40% of the population was under 18. About 7.00% were 65 years or older.

Towns and Communities

Oldham County has several cities and other communities.

Cities in Oldham County

Census-Designated Places

These are areas that are like towns but are not officially incorporated as cities.

Other Unincorporated Places

These are smaller communities that are not part of any city.

Education in Oldham County

The Oldham County School District serves the students in the county. It operates Oldham County High School, along with other schools.

Famous People from Oldham County

Many notable people have connections to Oldham County:

  • D. W. Griffith – A very important film director, known for movies like The Birth of a Nation.
  • Kyra Elzy – A college basketball player and coach for the Kentucky Wildcats women's basketball team.
  • Buddy Pepper – A talented songwriter, pianist, and actor.
  • Knocked Loose – A hardcore band.
  • Justin Thomas – A professional golfer.
  • Dean Kiekhefer – A pitcher in Major League Baseball (MLB).
  • Jon Rauch – Another MLB pitcher.
  • Donta Smith – A professional basketball player.

See also

Kids robot.svg In Spanish: Condado de Oldham (Kentucky) para niños

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