Mars is the 6,430th most popular last name (surname) in the United States; frequency is 0.002%; percentile is 66.189 [SourceCBN]
Mars, Pennsylvania, United States [Borough]; population was 1,713 in 1990; housing units was 672 in 1990; location is 40°42'N 80°1'W; land area is 0.45 square miles (286 acres); FIPS code is 47672 [SourceCBP]