Best RV Parks & Resorts near Lake St. Louis, MO
St. Peters' 370 Lakeside Park provides full hookup RV sites with both concrete and gravel pads, accommodating big rigs with level pull-through options. The park features 50-amp electrical service, water and sewer connections, and well-maintained bathhouses with showers. "Large level sites with either cement pad ($50) or gravel ($45). 3 loops all near water. Showers and laundry facility," noted one visitor. Beyond the Trail RV Park in Defiance offers full hookup sites with gravel pads suitable for larger RVs, though some sites may require extensions for electric and sewer connections. Sundermeier RV Park in St. Charles provides year-round access with pull-through sites designed for big rigs, featuring 50-amp service, water, and sewer hookups.
Most RV parks in the Lake St. Louis area experience higher occupancy during spring and fall, particularly during wine country season when visitors explore nearby wineries and breweries. Dump stations are available at most facilities, though Sunrise RV Park lacks on-site showers or toilets despite offering full hookups. Cell service is generally reliable throughout the region, with parks like Beyond the Trail offering WiFi, though visitors report connection quality varies. Pet policies differ between locations—most allow pets with standard restrictions, but RJM One RV prohibits pets entirely. During heavy rain periods, some areas around Beyond the Trail RV Park may experience drainage issues, with a camper noting, "A few of the campsites will flood, not bad enough to get to your camper, but just enough to be annoying."
