Summerhill is the 36,716th most popular last name (surname) in the United States; frequency is 0.000%; percentile is 83.389 [SourceCBN]
Summerhill, Pennsylvania, United States [Borough]; population was 614 in 1990; housing units was 251 in 1990; location is 40°23'N 78°46'W; land area is 0.32 square miles (202 acres); water area is 0.01 square miles (4 acres); FIPS code is 75136 [SourceCBP]