Waterville is a city in Marshall County, Kansas, United States.

[4] It was named after Waterville, Maine, the hometown of a railroad official.

There were 331 housing units at an average density of 675.5 per square mile (260.8/km2).

30.3% of all households were made up of individuals, and 19.4% had someone living alone who was 65 years of age or older.

There were 328 housing units at an average density of 650.7 per square mile (251.2/km2).

32.2% of all households were made up of individuals, and 21.9% had someone living alone who was 65 years of age or older.

The community is served by Valley Heights USD 498 public school district.

Valley Heights Jr/Sr High School is located halfway between the towns of Blue Rapids and Waterville.