0
Pull-thru
USACESam Rayburn Reservoir · Texas
Twin Dikes
Overview Twin Dikes Park is located on the waters of the Sam Rayburn Reservoir, in the Piney Woods of southeast Texas.
Sites4844 reservable
Elev.230ft
Comf.Jan-Dec9 months
Max rig156 ft
Electric2510×50-amp
From Houston2h53real road time
The honest read
Synthesized from
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
At 230 ft, Twin Dikes has a 9-month comfortable window (Jan-Dec). Winter nights average around 45°F, so the shoulder seasons turn cold fast. 48 sites total: 44 reservable and 4 first-come, first-served. Of the sites, 10 with 50-amp, and the longest takes a 156-ft rig. Within about 4 miles: 1 peak, lake or river access.
The campground at a glance
01 · CHARACTER
Reads strongest on shade and reservability. Softest on roomy sites.
Six axes, each scored relative to every other federal campground in the region: quiet (miles to a major road), cool (elevation), roomy (average site spacing), shade, RV-fit (longest rig), and how reservable it is. All six come from data, nothing hand-tuned.
When to go
02 · CLIMATE
avg highavg lowfrost-freedriest · Jul
Jan-Dec
Comfortable window: nights stay above 35°F, days below 90°F.
80%
Of summer weekend-days are dry.
Feb 20
Last spring frost; first fall frost Dec 3.
76°F
Average July low.
Getting there
03 · ACCESS
01
Houston
149 mi
2h53
02
Dallas
217 mi
4h23
03
Austin
274 mi
5h21
04
San Antonio
342 mi
6h11
By drive time
Routed road time (OSRM). Nearest major highway 4.4 mi away.
Picking your site
04 · 48 SITES
Color byShow only
43 mapped sites · dot color = seclusion · click a dot for details. Basemap © OpenStreetMap.
0
Walk-in
10
50-amp
0
Accessible
0
Prime
48
Sites
★ The standout
Site 01
LOOA · shaded.
To neighbor
198 ft
Type
Standard
What's within four miles
05 · TRAILS · PEAKS · WATER
Trails & Peaks
Peaks
1
Water & Access
Lake / river access
yes
To nearest major road
4.4 mi
Method
We synthesize public data layers: RIDB and Recreation.gov facility and site records, Open-Meteo climate normals, OpenStreetMap roads, trails, and water, OSRM drive times, and USGS elevation. We take no bookings, no ads, and no paid placements. Independence is the entire point.