Milo McIver State Park, State park along Clackamas River in Oregon, US

Milo McIver State Park is a 951-acre property along the Clackamas River featuring mixed Douglas fir forests, open meadows, and direct water access. The landscape includes wooded trails, riverside camping areas, and cleared spaces for day-use activities at multiple locations.

The park is named for Milo K. McIver, who served on the Oregon Highway Commission from April 1, 1950, to March 31, 1962, and chaired it from 1958 to 1962. His 12-year term was the longest on the commission, and during his chairmanship Oregon led all states in opening interstate freeways. In 1970 the park hosted Vortex I, a government-sponsored music festival.

The park bears the name of Milo K. McIver, an Oregon Highway Commission member from 1950 to 1962 and its chairman from 1958, who set a record for long service on the commission. In 1970 the park hosted Vortex I, a government-sponsored music festival. Visitors can also look for the largest yew tree in Oregon, which grows within the park.

The park lies along the Clackamas River in Clackamas County, near Estacada and about 45 minutes by highway from Portland. Day-use and overnight camping are both offered, with primitive campsites among the options. The equestrian facilities include a large parking area, portable toilets, a covered picnic area, a handicapped mounting ramp, a mounting block, a warm-up arena, a round pen and training stations along the upper trail loop.

In 1970 the park hosted Vortex I, a government-sponsored music festival. The park also holds a colony of Townsend's big-eared bats, a species considered sensitive in Oregon, and the largest yew tree in the state grows within its boundaries.