US Army Corps of Engineers · Texas
A 114,000-acre lake in the Big Thicket country of Texas, with native flora including orchids, insect-eating plants and scores of animal species. At 114,000+ acres, Sam Rayburn is the largest man-made lake located totally within the boundaries of the state of Texas. The lake is located deep in the Piney Woods of Southeast Texas, nestled within the Angelina and Sabine National Forest.
Reservations for Sam Rayburn Reservoir are made through Recreation.gov. In peak season, the most popular campgrounds are typically claimed within minutes of each release — which is why the park reads as "sold out" for most of the year.
Sold out is not final, though. People book far ahead and plans change, so cancellations return to the official calendar throughout the season — with no announcement, at any hour. A cancelled site is bookable by whoever sees it first.
| Managed by | US Army Corps of Engineers |
|---|---|
| Book through | Recreation.gov |
| Location | Jasper, TX |
| Campgrounds | 6 |
| Official listing | Recreation.gov |
Set a watch on the whole park, or go straight to the campground you want — each one has its own availability and cancellation pattern:
| Mill Creek (Texas) | 111 sites |
|---|---|
| San Augustine | 101 sites |
| Hanks Creek | 57 sites |
| Twin Dikes | 48 sites |
| Ebenezer Park | 31 sites |
| Rayburn | 27 sites |
We scan the official Recreation.gov calendar for Sam Rayburn Reservoir around the clock. The second a site that matches your dates and equipment opens up, you get a text with a direct link to that exact site. You book it yourself, in your own account, at the normal price. We never book, hold, or resell anything — monitoring is all we do, and it's what your fee pays for. Openings are first-come, so a text beats an email every time.
Page data refreshed 2026-10-29. Availability facts come from the official directory listing for Sam Rayburn Reservoir; cancellation statistics come from our own scanning logs.