Larsen, WisconsinLarsen is an unincorporated community in the town of Clayton, [Winnebago County, Wisconsin|Clayton], in Winnebago [County, Wisconsin], United States.HistoryA post office called Larsen has been in operation since 1898. The community was named for Philip Larsen, the first storekeeper there.ReligionSt Peter's Lutheran Church is a Christian church of the Wisconsin [Evangelical Lutheran Synod] in Larsen.TransportationThe Larson Brothers Airport is located near Larsen.