370 Lakeside Park is a recreational area located on Lakeside Park Drive in St. Peters. The 300-acre space is the largest park in St. Peters and offers a 140-acre lake for fishing and boating as well as a three-mile trail around the lake for hiking and biking. The location also has an RV park and will have added a playground, a picnic area, picnic pavilions, a volleyball court and a dog park in the near future. The campground has fifty RV sites, tent sites and a boat rental house.
- Parking: Free lot
- Features: Athletic fields, Picnic pavilions, Picnic tables
- Area: 300 acres
- Trail types: Hiking, Mountain biking