Otto Township, Pennsylvania

[2] According to the United States Census Bureau, the township has a total area of 34.8 square miles (90.1 km2), all land.

As of the census[4] of 2000, there were 1,738 people, 678 households, and 496 families residing in the township.

The population density was 49.9 inhabitants per square mile (19.3/km2).

There were 678 households, out of which 32.6% had children under the age of 18 living with them, 58.7% were married couples living together, 9.4% had a female householder with no husband present, and 26.7% were non-families.

24.0% of all households were made up of individuals, and 10.0% had someone living alone who was 65 years of age or older.