The Tuolumne River Regional Park in Modesto, CA is a great place for people of all ages to enjoy the outdoors and get some exercise. The park has over fifty miles of trails and paths that can be used for biking, hiking, and running. There are also two large lakes with fishing available on site! If you're looking for a new adventure this summer then come visit the Tuolumne River Regional Park in Modesto CA! Tuolumne River Regional Park in Modesto, CA is a great place to go for family picnics or just a day of fun. There are several trails, playgrounds and spots by the river to sit down and relax while enjoying nature's beauty. Learn more here.The best part about going here is that it’s free! Tuolumne River Regional Park in Modesto CA has many amenities including hiking trails, picnic areas with grills and fire rings, restrooms/portable toilets (seasonal), drinking fountains (seasonal) along the beautiful Tuolumne Riverbank. Dogs on leash welcome too! Free entrance!! Come enjoy this fantastic park. The Tuolumne River Regional Park is a great place for families, groups and solo travelers looking for an affordable campground that's also easily accessible from Highway 99 in Modesto, CA. The park has many different scenic areas including river accesses where you can fish or swim on hot days. Learn more about Riverdale Park in Modesto, CA.