Openings · last 7 days
0
01 · Detected Opening History · the openings record · file CS-232681
When Promontory reopens
Promontory's openings record: every site-date Campsite Sniper detected turning available, logged and time-stamped. Refreshed hourly.
Openings · last 30 days
4
Openings · last 90 days
12
Only 12 openings in the last 90 days: not enough recent activity for a reliable pattern. A free Campsite Sniper alert watches around the clock instead, and pings you the moment one opens.
02 · Availability Outlook · Sep 18 – Sep 29, 2026 · of 77 monitored sites
Of the 924 tracked site-nights (Sep 18 – Sep 29, 2026): 904 open for online reservation · 20 reserved.
Where the open windows are
2.2% of tracked site-nights are not currently open for online reservation. 904 of 924 remain open; here is where they are.
Load status
Sep 18 – Sep 29, 2026Not open online2.2%
Open site-nights904 / 924
Reserved (of online inventory)20 / 924
Weekday openings461
Weekend openings443
Of the open site-nights on mapped sites, 461 fall on weekdays and 443 on weekends (Fri–Sun).
Open dates by month
Sep 2026 – Sep 2026September holds the most room. 904 of 924 site-nights are still open there.
Holiday windows
Sites open per night · of 77 sites| Window | Night | Sites open | Status |
|---|---|---|---|
| Labor Day | SAT Sep 5 | 0 | None open |
| SUN Sep 6 | 0 | None open | |
| MON Sep 7 | 0 | None open |
Labor Day: no online availability on any tracked night.
Best-availability sites
Most open site-nights · tracked window| Site | Open site-nights |
|---|---|
| 24 | 12 |
| 25 | 12 |
| 26 | 12 |
| 27 | 12 |
| 28 | 12 |
The 5 sites with the most open site-nights in the current snapshot. Pair a bookable date with a free alert to cover everything else.
Next windows
As of Sep 18, 2026 snapshotNext open dateFri · Sep 18
Next open weekendFri · Sep 18
The next bookable night is Sep 18; the first open weekend starts Sep 18. Campsite Sniper can watch later dates for you.
Stays and site detail
904 open site-nights across 77 sites at Promontory, from the same hourly snapshot as everything above.
Multi-night stays. 81 2-night, 80 3-night, 75 7-night openings where a single site is free for every night, per Campsite Sniper's current snapshot — soonest Sep 18 at site 24.
RV length. Longest recorded site here is 140 ft. 73 sites take 25 ft, 65 sites take 35 ft, 61 sites take 40 ft. 4 sites of 77 have no recorded maximum and are not counted.
Showing 60 of 77 sites with current availability
| Site | Max RV | Hookups | Open site-nights | Longest run | Dates |
|---|---|---|---|---|---|
| 24 | 35 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 25 | 40 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 26 | 65 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 27 | 45 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 28 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 30 | 140 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 31 | 100 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 32 | 85 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 33 | 55 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 34 | 60 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 41 | 100 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 42 | 25 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 43 | 30 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 44 | 30 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 45 | 35 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 46 | 50 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 47 | 30 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 48 | 25 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 49 | 25 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 50 | 40 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 51 | 50 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 52 | 25 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 53 | 25 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 54 | 50 ft | None | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 57 | 40 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 58 | 45 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 59 | 35 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 60 | 60 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 61 | 40 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 62 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 63 | 45 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 64 | 60 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 66 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 67 | 40 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 68 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 69 | 40 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 70 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 71 | 40 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 72 | 55 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 74 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 77 | 45 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 78 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 79 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 80 | 55 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 81 | 40 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 82 | 40 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 83 | 40 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 84 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 85 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 86 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 87 | 40 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 88 | 70 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 89 | 50 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 91 | 65 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 92 | 60 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 93 | 70 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 94 | 60 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 95 | 70 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 96 | 55 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
| 98 | 65 ft | Yes | 12 | 12 nights | Sep 18, Sep 19, Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26, Sep 27, Sep 28, Sep 29 |
About Promontory
Overview
Promontory Campground sits along Proctor Lake in the Cross Timbers Region of Texas. The area appeals to sportsmen, birders, naturalists or those simply wanting to relax in the outdoors.
Recreation
Fishing is Proctor Lake's main draw; anglers enjoy the lake's tremendous populations of bass, shad and crappie. The lake is also recognized as one of the best hybrid striped bass lakes in the state.
Boating and swimming are popular activities on the water as well, and boat ramps and docks provide easy lake access for visitors.
The surrounding wildlife areas at Proctor Lake provide ample hunting opportunities for game like duck, dove, hog and other small game animals.
High Point Park, located just 2 miles from the campground, offers more than 10 miles of of hiking and equestrian trails.
Facilities
This campground offers a variety of campsites, some with screened shelters, some with electrical hookups and some primitive sites for tent camping.
Natural Features
Large grassy areas dotted with black willow trees and buttonbush characterize the campground. Shade is sparse, but lake views are plentiful.
77 monitored sitesRVs up to 140 ft61 with hookups71 shadedWaterfrontLakefrontPets OKFire pitsMax party 100
Getting there
From Comanche, Texas, HWY 16 north for 12 miles to the town of Downing. Turn right on FM 2318 and continue for five miles to the park entrance.
2180 Fm 2861, Comanche, TX 76442-9210254-893-7545
BoatingCampingFishingHikingHunting
View on Recreation.gov ↗ Get directions ↗
03 · Field Photos · roll CS-232681 · facility + sites
Photo gallery
Roll CS-232681 · Promontory · Comanche TX12 frames · facility + sites
FAQ
How do I get a reservation at Promontory?
Reservations for Promontory are made through Recreation.gov. The current snapshot shows substantial availability: 904 of 924 tracked site-nights are open (97.8%), though availability can change. Campsite Sniper has also detected 12 site openings here in the last 90 days, so further dates may appear. Pick a site on the map to see its calendar, or set a free Campsite Sniper alert. You complete the reservation yourself on Recreation.gov.
Does Campsite Sniper book this campground for me?
No. Campsite Sniper sends alerts and direct Recreation.gov links. It never books, pays for, holds, hoards, or resells reservations.
How current is this availability data?
Campsite Sniper re-checks public Recreation.gov availability for this facility every hour and republishes whenever anything changes. This facility's data last changed at Sep 18, 2026 15:19 UTC; an older timestamp means nothing has changed since that time, not that checking stopped. Always confirm final availability on Recreation.gov when you book.
How often do new openings appear at Promontory?
Campsite Sniper detected 12 site-date openings here over the last 90 days, none in the last 7. A free alert watches around the clock and pings you the moment one appears.
Can I get a multi-night stay at Promontory?
80 three-night openings are showing, counting only runs where the SAME site is free for all three nights. The soonest starts Sep 18 at site 24. Confirm and book on Recreation.gov.
Which sites at Promontory fit a 35-foot RV?
65 of the 77 sites that support RV analysis have a recorded maximum of 35 ft or more; the longest recorded is 140 ft. 73 of those 77 sites have a recorded maximum length and 4 do not; they are not counted as fitting.
Which month has the most availability at Promontory?
September 2026, with 904 open site-nights in the current snapshot of 924.
When is the next open date at Promontory?
As of the Sep 18, 2026 snapshot: the next open date is Fri, Sep 18 and the next open weekend starts Fri, Sep 18. Detected openings can add earlier dates at any time; a free Campsite Sniper alert catches those the moment they appear.
Stop refreshing. Let the app watch it.
Filter
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Watch
We run paced availability checks for Promontory. One watch covers every matching site.
Get the ping
When a match opens, you get a push with a Recreation.gov link so you can review and book it yourself.