Hillcrest Park (City of Mt. Vernon) Hillcrest Park (City of Mt. Vernon)1717 S 13th St.Mt. Vernon, WA 98274Map Hillcrest Park (City of Mt. Vernon) Upcoming Events 1:00 pm – 4:00 pm, July 27, 2024 – Youth Armored Combat Practice 1:00 pm – 4:00 pm, August 17, 2024 – Youth Armored Combat Practice