[2] According to the U.S. Census Bureau, Palmer Heights has a total area of 1.2 square miles (3.1 km2), all land.

As of the 2000 census,[3] there were 3,612 people, 1,405 households, and 1,036 families residing in the CDP.

There were 1,428 housing units at an average density of 1,191.0 per square mile (459.8/km2).

22.6% of all households were made up of individuals, and 14.0% had someone living alone who was 65 years of age or older.

The community is served by the Easton Area School District.