Isle Du Bois State Park
🌤 Weather at Isle Du Bois State Park by season
| Spring | Summer | Fall | Winter |
|---|---|---|---|
| 43–83 °F | 70–96 °F | 43–88 °F | 33–59 °F |
Each range runs from the coldest monthly average low to the warmest monthly average high in that season (1991-2020 climate normals), measured at Pilot Point Isl Du Boi, 0 mi away, elevation 690 ft. Conditions at the park can differ from the station, especially where elevation differs — check a forecast before you go.
Isle Du Bois State Park is part of Ray Roberts Lake State Park near Pilot Point in Denton, Cooke, Grayson County. Spanning 3,777 acres and established in 1993, this park offers a peaceful retreat into nature for visitors of all ages.
Quick Facts
| State | Texas |
| Nearest City | Pilot Point |
| County | Denton, Cooke, Grayson |
| Park Size | 3,777 acres |
| Established | 1993 |
Location & Getting There
Isle Du Bois State Park is located near Pilot Point, Texas. The park’s coordinates are 33.3656, -97.0119.
Things to Do
Texas state parks encompass an extraordinary range — from Big Bend’s Chihuahuan Desert canyons and Hill Country swimming holes to East Texas piney woods, Gulf Coast barrier islands, and Panhandle canyon country. Activities include hiking through dramatic canyon landscapes, swimming in spring-fed Hill Country rivers, kayaking coastal bays and inland waterways, fishing for bass, catfish, and redfish, camping under vast starry skies (Texas has multiple International Dark Sky parks), mountain biking rugged desert trails, rock climbing at Hueco Tanks, birding along the Gulf Coast flyway, and tubing crystal-clear rivers like the Frio, Guadalupe, and San Marcos.
Best Time to Visit
Texas parks vary hugely by region. Hill Country and desert parks are best October through April — summer brings punishing heat exceeding 100°F. Gulf Coast parks are pleasant November through April, with warm water for fishing year-round. East Texas piney woods are enjoyable spring and fall. The Big Bend region is a winter destination — spring break and Thanksgiving are peak times. Fall foliage is limited in most of Texas, but Lost Maples State Natural Area in the Hill Country delivers spectacular bigtooth maple color in late October through November. Day-use reservations are mandatory at high-demand parks (Enchanted Rock, Garner, Pedernales Falls) — check the TPWD website before visiting.
Visitor Tips
Texas state parks charge per-person daily entrance fees ($2–$8 for ages 13 and older, depending on the park; children 12 and under free). The Texas State Parks Pass ($70/year) covers unlimited free entry for the passholder and all passengers in their vehicle — one of the best deals in the state park world. Camping reservations through the TPWD reservation system open 30 days in advance. Popular Hill Country parks frequently reach capacity and close to new entries on weekends. Cell service is nonexistent in remote West Texas and Big Bend parks. Carry at least 1 gallon of water per person per day when hiking in desert parks.
Explore More Texas State Parks
Isle Du Bois State Park is one of many outstanding state parks in Texas. Discover more parks in our Best State Parks in Texas guide, or use our Park Finder to search by activity, location, or features.
Keep exploring: Isle Du Bois State Park is part of Ray Roberts Lake State Park. The closest other parks are Eisenhower State Park (within about an hour’s drive) and Bonham State Park (elsewhere in the state).
🐾 Dogs & Pets at Isle Du Bois State Park
- Pets allowed? statewide rule
- Pets are welcome at almost all Texas State Parks on trails and in campgrounds, but must be on leash, in a car, or in a crate at all times and may not be left unattended.
- Leash rule statewide rule
- 6 ft maximum leash required at all times
- Beaches & swim areas statewide rule
- Pets are not allowed in the water or on land around designated swim areas
- Cabins & lodging statewide rule
- Pets are not permitted in any state park buildings, including motels, cabins, screened shelters and group facilities
- Statewide exceptions statewide rule
- Several parks restrict dogs in specific areas (Big Bend Ranch, Enchanted Rock, Government Canyon, Hueco Tanks); proof of current rabies vaccination required
Are dogs allowed at Isle Du Bois State Park?
Pets are welcome at almost all Texas State Parks on trails and in campgrounds, but must be on leash, in a car, or in a crate at all times and may not be left unattended. Individual parks can post stricter rules — check signage on arrival.
Rules verified July 2026 via tpwd.texas.gov. More: Texas state parks guide · Dog rules in all 50 states compared
Park Location
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