Sylvia is a city in Reno County, Kansas, United States.

It was renamed Sylvia in 1886,[4] perhaps named for the wife and daughter of a railroad employee.

Played in 1927 with a final score of 256–0, the game produced multiple state high school records.

[6] According to the United States Census Bureau, the city has a total area of 0.29 square miles (0.75 km2), all of it land.

34.0% of all households were made up of individuals, and 12.4% had someone living alone who was 65 years of age or older.

About 4.4% of families and 4.4% of the population were below the poverty line, including 4.3% of those under the age of eighteen and 6.3% of those 65 or over.

The community is served by Fairfield USD 310 public school district.