The district encompasses 2,405 contributing buildings in Reading built between about 1880 and 1925.

It encompasses 103 contributing buildings in a residential district built up between about 1899 and 1941.

It encompasses 19 contributing buildings constructed between about 1890 and 1953.

The museum, which opened in 1947, encompasses 37 buildings on 45 acres.

It encompasses three contributing buildings that are the remnants of a mid-18th century community.

Later it extended to encompass more buildings and public spaces.

It encompasses 85 contributing residential buildings, built between about 1858 and 1940.

It encompasses 138 contributing buildings constructed between about 1900 and 1956.

It encompasses eight contributing buildings built between 1889 and 1927.

The district encompasses 41 contributing buildings in the village of Perry.