Best camping near Hardin
16 campgrounds · 16 ranked · updated 2026-08-16 · off-season
Explore the best camping near Hardin, Illinois — every spot ranked by our conditions-aware Snoflo score: live conditions first, then visitor reviews and logged trips. Click a pin on the map for the score and what's driving it.
Showing the top 15 of 16 campgrounds · best 15 shown on the map
G⛰
#1
Gilead Gap
Fair
4.2 mi away
· Warm night · low 71°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 91°F
Gilead Gap is an Army Corps of Engineers campground near O'Fallon, Missouri, offering camping opportunities in the central Midwest. The facility serves as a recreation area in the…
Why 100: 26 things to do within 15 mi
100Elite
L⛰
#2
Large Stag Island
Fair
4.5 mi away
· Warm night · low 71°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 90°F
Large Stag Island is an Army Corps of Engineers campground near O'Fallon, Missouri, offering camping opportunities in the scenic Missouri River valley region. The campground…
Why 100: 29 things to do within 15 mi
100Elite
J⛰
#3
Jim Crow Island
Fair
6.4 mi away
· Warm night · low 71°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 90°F
Jim Crow Island is an Army Corps of Engineers campground located near O'Fallon, Missouri, in the central part of the state. The facility offers camping opportunities in a…
Why 100: 30 things to do within 15 mi
100Elite
W⛰
#4
Westport Island
Fair
8.2 mi away
· Warm night · low 71°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 91°F
Westport Island is an Army Corps of Engineers campground located near O'Fallon, Missouri, along the Missouri River. The facility offers camping accommodations in a riverfront…
Why 100: 21 things to do within 15 mi
100Elite
P⛰
#5
Pere Marquette State Park
Fair
11.0 mi away
· Warm night · low 72°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 90°F
Pere Marquette State Park, located in the state of Illinois, offers a wonderful camping experience for outdoor enthusiasts. The campground provides various amenities to enhance…
Why 100: 52 things to do within 15 mi
100Elite
T⛰
#6
Tent Camping (Class B)
Fair
11.4 mi away
· Warm night · low 72°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 90°F
Tent Camping (Class B) is a campground operated by the Illinois Department of Natural Resources located near Saint Peters, Missouri. This facility offers tent camping…
Why 100: 55 things to do within 15 mi
100Elite
D⛰
#7
Duncan Hill Youth Camp
Fair
12.0 mi away
· Warm night · low 72°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 90°F
Duncan Hill Youth Camp is a campground located near Saint Charles, Missouri, in the central United States. The facility serves youth groups and organizations seeking outdoor…
Why 100: 61 things to do within 15 mi
100Elite
K⛰
#8
Kampsville River Park
Fair
12.2 mi away
· Warm night · low 71°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 89°F
Kampsville River Park in Illinois offers established campsites along the scenic Illinois River, ideal for tents and small RVs. Reservations are not required—sites are first-come…
Why 100: 20 things to do within 15 mi
100Elite
C⛰
#9
Cuivre Island
Fair
13.9 mi away
· Warm night · low 71°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 90°F
Cuivre Island is a campground operated by the Missouri Department of Conservation near O'Fallon, Missouri. Located along the Cuivre River, this facility offers camping…
Why 100: 56 things to do within 15 mi
100Elite
P⛰
#10
Perry Island Campsite
Fair
14.9 mi away
· Warm night · low 72°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 90°F
Perry Island Campsite is a free, Army Corps of Engineers-operated campground located near Saint Charles, Missouri, along the Missouri River. The facility offers tent camping in a…
Why 100: 90 things to do within 15 mi
100Elite
S⛰
#11
Slim Island Campsite
Fair
17.3 mi away
· Warm night · low 72°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 90°F
Slim Island Campsite is a free, Army Corps of Engineers-operated campground located near Old Jamestown, Missouri. The facility offers camping access in the region along the…
Why 100: 103 things to do within 15 mi
100Elite
O⛰
#12
Oriole Island
Fair
18.0 mi away
· Muggy night · low 73°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 92°F
Oriole Island is a free Army Corps of Engineers campground located near Saint Peters, Missouri, along the Missouri River. The facility offers camping access in the region's…
Why 100: 103 things to do within 15 mi
100Elite
H⛰
#13
Hike In
Fair
10.6 mi away
· Warm night · low 71°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 89°F
Hike In is a tent campground located near Godfrey in southwestern Illinois. Situated in a region characterized by scenic bluffs and river valleys along the Mississippi River area…
Why 90: 18 things to do within 15 mi
90Elite
H⛰
#14
Hike In
Fair
10.7 mi away
· Warm night · low 71°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 91°F
I don't have access to detailed information about this specific campground beyond its location near Godfrey, Illinois. Without data on camping type, amenities, site count, fees…
Why 90: 18 things to do within 15 mi
90Elite
C⛰
#15
Cuivre River State Park
Fair
16.8 mi away
· Warm night · low 71°F· Wildfire smoke — hazy, poorer air · Medium· Comfortable day · high 90°F
Cuivre River State Park is a popular camping destination located in the state of Missouri. The campground offers a range of amenities to ensure a comfortable camping experience…
Why 75: 15 things to do within 15 mi
75Top-rated
Camping near Hardin
The Hardin area has 16 campgrounds on Snoflo, ranked by live conditions, visitor reviews, and logged trips — so the best, closest options rise to the top.
How we rank the best camping near Hardin
How are these campgrounds ranked?
Each gets a daily Snoflo score blending live conditions, visitor review ratings, and logged trips. The order reflects what's best right now and re-ranks every day.
How often does it update?
Daily, as new conditions, reviews, and trips arrive — so "best right now" means right now.
What do the numbers on the map mean?
Each pin shows that spot's current Snoflo score; tap it for the breakdown and a link to the full report.