Winter Park is a home rule municipality in Grand County, Colorado, United States. The permanent population was 1,033 at the 2020 census, although with 2,572 housing units within the town limits the seasonal population can be much higher. It is home to Winter Park Resort, a ski resort owned by the City of Denver and managed by Alterra Mountain Company. The town and resort are served by the Winter Park Express ski train run by Amtrak.