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Everything you need to know about camping at Cooper Lake State Park - South Sulphur Unit. Updated for 2026.
Campsites at Cooper Lake State Park - South Sulphur Unit range from $15 to $125 per night, plus a $5/person daily entrance fee. Water + Electric (): $30/night. Water + Electric (): $25/night. Walk-in Tent (): $15/night. Water + Electric (): $25/night. Water + Electric (): $50/night. Water + Electric (): $60/night. Cabin (): $125/night. Cabin (): $60/night.
Texas state parks open reservations 5 months in advance. For popular weekends at Cooper Lake State Park - South Sulphur Unit, you'll want to book the moment the window opens — at 8 a.m., exactly 5 months before your arrival date. Midweek stays are much easier to find.
Cooper Lake State Park - South Sulphur Unit has 119 total sites. 42 Water + Electric sites in the loop, 31 Water + Electric sites in the loop, 15 Walk-in Tent sites in the loop, 9 Water + Electric sites in the loop, 3 Water + Electric sites in the loop, 1 Water + Electric sites in the loop, 14 Cabin sites in the loop, 4 Cabin sites in the loop.
It depends on what you're looking for. For Families: The 50-amp electric sites are the most popular for families - book these first as they fill fastest. For Privacy: The walk-in water sites in the Oak Grove area offer the most solitude away from the RV loops. For RVs: The 50-amp electric sites suit larger rigs; double sites are available for big groups.
Essentials: tent or RV (depending on site type), sleeping bags, cooler with ice, firewood (can't collect wood in most Texas parks), sunscreen, bug spray, water bottles, and headlamps. Bring firewood or buy at the park store (seasonal)
April through October. Spring crappie season draws anglers. Summer weekends fill up but midweek is usually available.
Cancellations at Cooper Lake State Park - South Sulphur Unit post directly to the ReserveAmerica booking system, so check it there for openings, especially midweek. If nothing opens up, a cabin or vacation rental near Sulphur Springs is a solid backup you can book today.
Yes! Cooper Lake State Park - South Sulphur Unit has cabins available. 14 cabins at $125/night, 4 cabins at $60/night. Cabins book up fast — check ReserveAmerica directly for openings, or book a nearby cabin or vacation rental as a backup.
Yes. Water + Electric (): max 42 sites, Water, 50-amp electric. Water + Electric (): max 31 sites, Water, 30-amp electric. Water + Electric (): max 9 sites, Water, 30-amp electric, equestrian (tether cable, concrete pad). Water + Electric (): max 3 sites, Double site, water, 30-amp electric (up to 16 people). Water + Electric (): max 1 sites, Double site, water, 50-amp electric (up to 16 people). Check equipment length limits for your specific RV.
Cooper Lake State Park - South Sulphur Unit is about 4 hr from downtown Austin. Located near Sulphur Springs, TX in the North Texas region.
Book a cabin or vacation rental near Cooper Lake State Park - South Sulphur Unit that you can confirm today — no waiting on cancellations.
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