Dam East - McNair Campground

Its 47 sites are reservable through Recreation.gov. Dam East - McNair Campground is a Army Corps of Engineers campground near Clinton, Illinois.

Reservable: Recreation.gov

Army Corps of Engineers · Clinton, Illinois

Map of McNair campground layout (North and South Loops)

Map of East Spillway Loop layout. Sites 33 - 47 of McNair- East Spillway Campground

View of the Kaskaskia River Trail. This trail is located right along side the East Spillway Loop

Map of Dam East - McNair Campground layout

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View of McNair Group Area shelter. Photo: USACE, via Recreation.gov, Public domain (US federal government work)

Army Corps of Engineers
Managed by: Some sites
Hookups: 117 ft
Max RV length

Getting a site

Managed by: Army Corps of Engineers
Reservations: Recreation.gov Book a site
Fee: Fee unknown, see agency

Source: recreation.gov, accessed 2026-09-29

Sites and hookups

Total sites: 47
Group sites: 1
Hookups: Some sites , up to 50 amp
Max RV length: 117 ft
Site driveways: Mixed

✓ Toilets
✓ Potable water
✓ Fire rings
✓ Pets allowed

On site: Toilets, potable water, fire rings, and pets allowed.

Source: recreation.gov, accessed 2026-09-29

Campsites

47 sites in 4 loops; 4 pull-through; 47 with electric hookups; the longest takes a 117 ft vehicle. Every site below links to its own page on Recreation.gov, where it is booked. Official site list and booking on recreation.gov.

								Book
C	McNair Group Area C	Group standard electric	Not on record	Not on record	30 amp	No	Yes	Book loop McNair Group Area C, site C
21	NORTH LOOP	Standard electric	70 ft	Back-in	50 amp	No	Full	Book loop NORTH LOOP, site 21
22	NORTH LOOP	Standard electric	61 ft	Back-in	50 amp	No	Full	Book loop NORTH LOOP, site 22
23	NORTH LOOP	Standard electric	64 ft	Back-in	50 amp	No	Full	Book loop NORTH LOOP, site 23
24	NORTH LOOP	Standard electric	97 ft	Pull-through	50 amp	No	Full	Book loop NORTH LOOP, site 24
25	NORTH LOOP	Standard electric	65 ft	Back-in	50 amp	No	Full	Book loop NORTH LOOP, site 25
26	NORTH LOOP	Standard electric	100 ft	Pull-through	50 amp	No	Full	Book loop NORTH LOOP, site 26
27	NORTH LOOP	Standard electric	57 ft	Back-in	50 amp	No	Full	Book loop NORTH LOOP, site 27
28	NORTH LOOP	Standard electric	58 ft	Back-in	50 amp	No	Full	Book loop NORTH LOOP, site 28
29	NORTH LOOP	Standard electric	60 ft	Back-in	50 amp	No	Full	Book loop NORTH LOOP, site 29
30	NORTH LOOP	Standard electric	73 ft	Back-in	50 amp	No	Full	Book loop NORTH LOOP, site 30
31	NORTH LOOP	Standard electric	73 ft	Back-in	50 amp	No	Full	Book loop NORTH LOOP, site 31
1	SOUTH LOOP	Standard electric	75 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 1
2	SOUTH LOOP	Standard electric	72 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 2
3	SOUTH LOOP	Standard electric	63 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 3
4	SOUTH LOOP	Standard electric	65 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 4
5	SOUTH LOOP	Standard electric	61 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 5
6	SOUTH LOOP	Standard electric	83 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 6
7	SOUTH LOOP	Standard electric	83 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 7
8	SOUTH LOOP	Standard electric	88 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 8
9	SOUTH LOOP	Standard electric	75 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 9
10	SOUTH LOOP	Standard electric	85 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 10
11	SOUTH LOOP	Standard electric	80 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 11
12	SOUTH LOOP	Standard electric	80 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 12
13	SOUTH LOOP	Standard electric	81 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 13
14	SOUTH LOOP	Standard electric	70 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 14
15	SOUTH LOOP	Standard electric	81 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 15
16	SOUTH LOOP	Standard electric	117 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 16
17	SOUTH LOOP	Standard electric	95 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 17
18	SOUTH LOOP	Standard electric	75 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 18
19	SOUTH LOOP	Standard electric	65 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 19
20	SOUTH LOOP	Standard electric	70 ft	Back-in	50 amp	No	Yes	Book loop SOUTH LOOP, site 20
33	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 33
34	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 34
35	Spillway	Standard electric	Not on record	Pull-through	50 amp	No	Yes	Book loop Spillway, site 35
36	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 36
37	Spillway	Standard electric	Not on record	Pull-through	50 amp	No	Yes	Book loop Spillway, site 37
38	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 38
39	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 39
40	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 40
41	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 41
42	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 42
43	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 43
44	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 44
45	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 45
46	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 46
47	Spillway	Standard electric	Not on record	Back-in	50 amp	No	Yes	Book loop Spillway, site 47

Data source: Recreation.gov , accessed 2026-09-29. Site details are Recreation.gov's own per-site listing and can differ from the campground-wide facts above.

Rules

Pets: Allowed
Campground host: On site

Source: recreation.gov, accessed 2026-09-29

Access and cell service

38.6083, -89.3250 in Clinton. Open in OpenStreetMap. Map © OpenStreetMap contributors.

Open in Google Maps Directions

Common questions

Do you need a reservation at Dam East - McNair Campground?

Sites at Dam East - McNair Campground are reserved through Recreation.gov (https://www.recreation.gov/camping/campgrounds/233786).

How many campsites does Dam East - McNair Campground have?

Dam East - McNair Campground has 47 campsites, including 1 group site.

Does Dam East - McNair Campground have RV hookups?

Some sites at Dam East - McNair Campground have hookups, up to 50 amp; others do not. The longest rig allowed is 117 feet.

Are there pull-through sites at Dam East - McNair Campground?

Recreation.gov lists 4 pull-through sites at Dam East - McNair Campground: loop NORTH LOOP, site 24, loop NORTH LOOP, site 26, loop Spillway, site 35, and loop Spillway, site 37.

Is there drinking water at Dam East - McNair Campground?

Yes, Dam East - McNair Campground has potable water. It also has toilets.

Are dogs allowed at Dam East - McNair Campground?

Yes, pets are allowed at Dam East - McNair Campground.

Is there a campground host at Dam East - McNair Campground?

Yes, Dam East - McNair Campground has a campground host on site.

Who manages Dam East - McNair Campground?

Dam East - McNair Campground is managed by the U.S. Army Corps of Engineers.

Around Dam East - McNair Campground

Dam West Spillway Clinton · Army Corps of Engineers · Reservable

Sites: Not on record
Season: Not on record
Fee: Not on record

Dam West Campground Clinton · Army Corps of Engineers · Reservable

Sites: 108
Season: Not on record
Fee: Not on record

Coles Creek Campground Clinton · Army Corps of Engineers · Reservable

Sites: 145
Season: Not on record
Fee: Not on record

Lotus Group Area Clinton · Army Corps of Engineers · Reservable

Sites: 1
Season: Not on record
Fee: Not on record

More campgrounds: camping near Clinton and campgrounds in Clinton.

Sources

recreation.gov (name, coordinates, manager, campsites), accessed 2026-09-29
recreation.gov (name, coordinates, manager, reservationSystem, reservationSystemName, reservationUrl, hookups, electricAmpMax, maxRvLengthFt, drivewayType, petsAllowed, fireRings, water, toilets, hostOnSite, sites, campsites), accessed 2026-09-29

Photo credits

Photo 1: USACE, via Recreation.gov, Public domain (US federal government work)
Photo 2: USACE, via Recreation.gov, Public domain (US federal government work)
Photo 3: USACE, via Recreation.gov, Public domain (US federal government work)
Photo 4: USACE, via Recreation.gov, Public domain (US federal government work)
Photo 5: USACE, via Recreation.gov, Public domain (US federal government work)
Photo 6: USACE, via Recreation.gov, Public domain (US federal government work)

Reservable: Recreation.gov

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