Putnam Township, Pennsylvania

According to the United States Census Bureau, the township has a total area of 0.6 square mile (1.6 km2), all land.

As of the census[4] of 2000, there were 428 people, 174 households, and 116 families residing in the township.

There were 188 housing units at an average density of 299.5 per square mile (115.6/km2).

The racial makeup of the township was 99.53% White, 0.23% Native American, and 0.23% from two or more races.

28.2% of all households were made up of individuals, and 10.3% had someone living alone who was 65 years of age or older.