 East of Greenfield, the highway follows a stair-step pattern, an easterly straightaway followed by a short curve to the north and then back to the east, for nearly until it reaches US 169 on the western outskirts of Winterset.Iowa 92 turns north onto US 169 and the two highways form a northwestern bypass of Winterset.At John Wayne Drive, named after the actor who was born in Winterset, US 169 turns to the north toward Adel and Iowa 92 continues to the east.