Garwin is the 72,699th most popular last name (surname) in the United States; frequency is 0.000%; percentile is 88.900 [SourceCBN]
Garwin, Iowa, United States [City]; population was 533 in 1990; housing units was 246 in 1990; location is 42°6'N 92°41'W; land area is 1.00 square miles (641 acres); FIPS code is 30045 [SourceCBP]