Greencreek is an unincorporated community in Idaho County, Idaho, United States. Greencreek is 5.5 miles northeast of Cottonwood. Greencreek does not have a post office, but has its own ZIP code 83533. Greencreek's elevation is 3189 feet. It is approximately 5.5 miles east of U.S. 95. The town is approximately .4 miles in length and has one "T" intersection in the middle of town. The Greencreek Community Hall is still in use and rented frequently for weddings, community yard sales, Christmas parties, and the annual 4 July Celebration. The Greencreek Community Hall has an elected board that serves to oversee the operations and maintenance of the facility. It has received multiple upgrades from revenue generated from the Saint Anthony's Society and grants. It has an upgraded heating and exhaust system, commercial kitchen, and handicapped accessible bathrooms. There is a Catholic church in Greencreek known as Saint Anthony's Parish.