Rillito River Park is a 12-mile-long linear park in Tucson, Arizona, that runs along the north and south banks of the Rillito River from Interstate 10 to North Craycroft Road.

At its west end, the Rillito trail passes under Interstate 10 (Arizona) before connecting into the Santa Cruz River Park.

East of Craycroft, the Rillito forks into the Tanque Verde Wash and the Pantano River.

Pantano River Park connects via the Harrison Greenway with the Julian Wash Greenway, which runs northwest to where it rejoins the Santa Cruz River Park.

Rillito River Park has amenities including drinking water, equestrian access, exercise stations, restrooms, river parks, and walking paths.