[3] The first settlers to Ridgebury Township were two families from Orange County, New York, who arrived in 1805.

[4][5] Ridgebury Township is located in northern Bradford County, along the New York state line.

The village of Wellsburg, New York, in the town of Ashland, touches the border of Ridgebury Township.

Ridgebury Township includes the unincorporated communities of Ridgebury, Bentley Creek, and Middletown, all in the valley of Bentley Creek, which flows north to the Chemung River in New York state.

22.3% of all households were made up of individuals, and 8.4% had someone living alone who was 65 years of age or older.