Olpe is a city in Lyon County, Kansas, United States.

[5] It had formerly been known as Eagle Creek Station before the name had been changed to Bitlertown for the owner of the townsite, Gilbert Bitler.

A large share of the early settlers being natives of Olpe, Germany, caused the name to be selected.

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

The 2020 United States census counted 519 people, 205 households, and 140 families in Olpe.

29.8% of households consisted of individuals and 15.1% had someone living alone who was 65 years of age or older.

25.9% of all households were made up of individuals, and 13.6% had someone living alone who was 65 years of age or older.

28.6% of all households were made up of individuals, and 16.3% had someone living alone who was 65 years of age or older.

[25] The restaurant has acted as a town hall, playing host to governors and state representatives[26] and was named by USA Today as one of 50 Great Plates From 50 Great States in 2000.

[28] The community is served by Southern Lyon County USD 252 public school district.

The elementary wing of the building adjoins the cafeteria to the west of the high school.

The first class graduated from Olpe Rural High School in 1952; however, the new building was then incomplete.

That first year, the old St. Joseph's High School building was rented and classes were held there.

Students began attending the newly constructed building the next year.