[2] Samuel S. Lewis State Park overlooks the Susquehanna River in the eastern part of the township.

[4] According to the United States Census Bureau, the township has a total area of 25.1 square miles (64.9 km2), all land.

The township surrounds the boroughs of Yorkana and East Prospect.

18.6% of all households were made up of individuals, and 6.6% had someone living alone who was 65 years of age or older.

Lower Windsor Township is served by the Eastern York School District.