Campground · TX
UNION GROVE
UNION GROVE is generally plan ahead to book. Across the 12 months we have reservation data for, difficulty peaks in March (6/10) and eases to its lowest in May (3/10). The heat strip below breaks down every month — pick one for its full odds, lead-time chart, and easier nearby alternatives.
Booking difficulty by month
Midweek tip: in the busiest month (March), arrivals are lightest on Tuesday — shift your dates to improve your odds.
When reservations open
Booking window
Reservations open on a rolling 6-month window at 7:00 AM America/New York.
For example, sites for February 15, 2027 become bookable on August 15, 2026. Set a reminder a few minutes before release for the best shot.
Standard Recreation.gov 6-month rolling window: sites become bookable 6 months before arrival at 7:00 AM ET.
Sites & amenities
- 38 electric sites
- 37 water hookups
- 7 tent-only sites
- 30 RV sites
- Max RV length 85 ft
Activities: CAMPING, SWIMMING SITE