Best RV Parks & Resorts near Marine on St. Croix, MN
William O'Brien State Park Campground provides 30-amp electric hookups with spacious RV sites in both Riverway and Savanna campground sections, approximately 5 miles from Marine on St. Croix. Savanna campground features pull-through sites for larger motorhomes in the 79-96 loop, while Riverway sites offer more privacy with mature tree cover. "We camped along the river in a very spacious RV site," one visitor noted about Interstate State Park, which offers similar electric-only accommodations. Wildwood RV Park & Campground presents full-service options with 135 sites including 50-amp electric, water, and sewer hookups, open from May through October. Country Quiet RV Park and Campground in Wisconsin features big-rig friendly sites with full hookups about 30 miles northeast.
During summer weekends, many RV parks in the area reach capacity quickly, particularly those along the St. Croix River. While William O'Brien State Park operates year-round, most private RV parks close between October and May. Cell service varies considerably throughout the region, with reviewers noting spotty connections at Wildwood RV Park where "WiFi only works near the office." RV dump stations are available at Interstate State Park and William O'Brien, though not at all campsites. Pet policies differ between parks - most private campgrounds welcome pets, but some county parks have restrictions. Winter camping options are limited to William O'Brien State Park, where only electric sites without water hookups remain operational during cold months.