Overbrook is a city in Osage County, Kansas, United States.

[3] The Santa Fe Trail passed through the Overbrook area, and ruts can still be seen at certain locations in and around the city.

Overbrook was founded in 1886 when William T. Coffman and Jasper B. Fairchild each donated 30 acres toward the building of a city.

It is named after Overbrook, Pennsylvania, the home town of a railroad construction engineer.

[6] According to the United States Census Bureau, the city has a total area of 0.55 square miles (1.42 km2), all of it land.

[7] The climate in this area is characterized by hot, humid summers and generally mild to cool winters.

[8] Overbrook is part of the Topeka, Kansas Metropolitan Statistical Area.

The 2020 United States census counted 1,005 people, 414 households, and 264 families in Overbrook.

32.9% of households consisted of individuals and 16.9% had someone living alone who was 65 years of age or older.

35.8% of all households were made up of individuals, and 20.7% had someone living alone who was 65 years of age or older.

Overbook is served by Santa Fe Trail USD 434 public school district, which includes Carbondale, Overbrook, and Scranton.

An annual all-class reunion for ORHS alumni continues to take place each year.