Help keep our trails and parks open during COVID-19 by committing to social distancing. Some trails or park services may be closed this weekend so check with local authorities before heading out.
Learn more

Best trails in Weldon Spring Conservation Area

2,297 Reviews
Looking for a great trail in Weldon Spring Conservation Area, Missouri? AllTrails has 5 great hiking trails, trail running trails, forest trails and more, with hand-curated trail maps and driving directions as well as detailed reviews and photos from hikers, campers, and nature lovers like you. Ready for some activity? There are 4 moderate trails in Weldon Spring Conservation Area ranging from 5.2 to 10.2 miles and from 465 to 721 feet above sea level. Start checking them out and you'll be out on the trail in no time!
Show more
Map of trails in Weldon Spring Conservation Area
Park information
Helpful links
Top trails (5)
#1 - Lewis and Clark Trail and Lewis Trail Loop
Weldon Spring Conservation Area
moderateYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarGray Star(871)
Length: 8.3 mi • Est. 3 h 55 m
This is the most scenic hike in the Metro St. Louis Area. Three sections of the trail pass by limestone cliffs and bluff escarpments where hikers enjoy a beautiful view of the Missouri River. These seShow more
#2 - Lewis and Clark Trail and Clark Trail Loop
Weldon Spring Conservation Area
moderateYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarGray Star(805)
Length: 5.2 mi • Est. 2 h 28 m
Lewis and Clark Trail and Clark Trail Loop is a 5.2 mile heavily trafficked loop trail located near St. Charles, Missouri that features a river and is rated as moderate. The trail offers a number of aShow more
#3 - Lost Valley Trail Loop
Weldon Spring Conservation Area
moderateYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarGray StarGray Star(379)
Length: 10.2 mi • Est. 4 h 32 m
A combination of woodsy trails, old roads and a few streams to cross.Show more
#4 - Lost Valley Trail: Short Loop
Weldon Spring Conservation Area
moderateYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarGray StarGray Star(142)
Length: 8.3 mi • Est. 3 h 43 m
Lost Valley Trail: Short Loop is a 8.3 mile moderately trafficked loop trail located near Defiance, Missouri that offers the chance to see wildlife and is rated as moderate. The trail is primarily useShow more
#5 - Weldon Spring Loop
Weldon Spring Conservation Area
easyYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarYellow StarGray Star(87)
Length: 13.2 mi • Est. 5 h 43 m
Weldon Spring Loop is made up sections of three different trails. I started at The Mound, a large stone cover mound of radioactive debris from the clean up of a former uranium processing plant. You Show more