. "-4" . "2.3e+06"^^ . "-5" . "1.52809e+07"^^ . "St. Helen is an unincorporated community in Richfield Township, Roscommon County in the U.S. state of Michigan. It is a census-designated place (CDP) for statistical purposes and has no legal status as an incorporated municipality. The population was 2,668 at the 2010 census. The ZIP code is 48656."@en . "363.017"^^ . . . "1.29499e+07"^^ . . . "363.0"^^ . "1.31e+07"^^ . "2668"^^ . "St. Helen, Michigan"@en . "48656" . . "229.19"^^ . . "229.2"^^ . "1.53e+07"^^ . "2.33099e+06"^^ .