Woody Creek is an unincorporated town, a post office, and a census-designated place located in and governed by Pitkin County, Colorado, United States. The Woody Creek post office has the ZIP Code 81656. At the United States Census 2020, the population of the Woody Creek CDP was 290. The Woody Creek Metropolitan District provides services. T…Woody Creek is an unincorporated town, a post office, and a census-designated place located in and governed by Pitkin County, Colorado, United States. The Woody Creek post office has the ZIP Code 81656. At the United States Census 2020, the population of the Woody Creek CDP was 290. The Woody Creek Metropolitan District provides services. The CDP is a part of the Glenwood Springs, CO Micropolitan Statistical Area.