Pick a site on the map to see its availability calendar.
Only 4 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.
Of the 36 tracked site-dates (Sep 18 – Sep 26, 2026): 21 open for online reservation · 11 reserved · 4 on sites not offered for online reservation (first-come, first-served or administrative).
Of the open site-nights on mapped sites, 8 fall on weekdays and 6 on weekends (Fri–Sun). The split covers the 14 open site-nights on mapped sites; 21 site-dates are open across all monitored inventory.
September holds the most room. 21 of 36 site-dates are still open there.
| 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.
| Window | Date | Units 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 date.
| Site | Open site-nights |
|---|---|
| Group A | 7 |
| Group B | 4 |
| Group C | 3 |
The 3 sites with the most open site-nights in the current snapshot. Pair a bookable date with a free alert to cover everything else.
| Unit | Open reservation dates |
|---|---|
| PAV1 | 7 |
This day-use unit currently has 7 reservation dates available.
The next bookable night is Sep 20; the first open weekend starts Sep 25. Campsite Sniper can watch later dates for you.
3 overnight sites and 1 day-use unit are represented in the current inventory. Day-use inventory is excluded from every night-based figure on this page — site-nights, longest runs, multi-night stays, holiday stays and RV fit; its reservation dates are listed separately below.
Multi-night stays. 3 2-night, 3 3-night, 1 7-night openings where a single site is free for every night, per Campsite Sniper's current snapshot — soonest Sep 20 at site Group A.
RV length. Longest recorded site here is 40 ft. 3 sites take 25 ft, 1 site takes 35 ft, 1 site takes 40 ft.
| Site | Max RV | Hookups | Open site-nights | Longest run | Dates |
|---|---|---|---|---|---|
| Group A | 25 ft | None | 7 | 7 nights | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26 |
| Group B | 25 ft | None | 4 | 4 nights | Sep 20, Sep 21, Sep 22, Sep 23 |
| Group C | 40 ft | None | 3 | 3 nights | Sep 24, Sep 25, Sep 26 |
| Unit | Open reservation dates | Consecutive dates | Dates |
|---|---|---|---|
| PAV1 | 7 | 7 dates | Sep 20, Sep 21, Sep 22, Sep 23, Sep 24, Sep 25, Sep 26 |
Simax Group Campground is located on the northeast end of Crescent Lake in Deschutes National Forest, offering visitors some of the most beautiful scenery in central Oregon and easy access to an abundance of recreational activities.
Designed as a fully accessible campground, the four group sites and large picnic pavilion provide all visitors with ample opportunities to explore the area's diverse lush forest and spectacular surroundings.
At Simax Group Campground, water skiing, sailing, windsurfing, sunning, hiking, mountain biking, horseback riding, off-roading and fishing are popular with visitors.
Hiking on one or more of the trails in the area offers a wide variety of scenic terrain, ranging from lakeside trails to routes weaving through towering pine, fir, and spruce trees, typical for the area.
For anglers, Crescent Lake provides the perfect setting to fish from boat or the shoreline. Fish species found in the lake include kokanee salmon, mackinaw, rainbow trout, brown trout and mountain whitefish. Summer months offer the best fishing.
Four separate group sites offer visitors opportunities for both lakeside and forest camping.
Picnic areas, sandy beaches and stunning views of the lake, along with the conveniences of drinking water and flush toilets, give visitors the opportunity to enjoy the outdoors while still having many of the conveniences of home.
The roads and spurs throughout the campground are paved.
This site was designed to be fully accessible for those with disabilities and is the first of its kind in the Northwest. A trail system designed for accessibility links the group site to the day-use areas and beaches.
Crescent Lake, nestled in a naturally glaciated basin behind a moraine dam, lies east of the towering Cascade Mountain Range. Its brilliant blue-green water, sandy beaches and water temperature are exceptional for a high-elevation lake.
Towering lodgepole pine trees provide the backdrop for this area, with mountain hemlock, fir, and spruce also in the mix.
Volcanic activity throughout the surrounding area of Deschutes National Forest is evident in its landscape, showcasing cinder cones, calderas and lava flows.
The trailhead to Fawn Lake starts at the northeast end Crescent Lake and is open to hikers and horseback riding. The trail, 4.7 miles one-way, begins in a forest of white fir, Douglas fir and mountain hemlock before making a transition into lodgepole pine, ending at the Crater Butte Trail near Fawn Lake. There are views of Redtop and Lakeview Mountains at Fawn Lake.
Lava Lands Visitor Center in Bend, Oregon, offers visitors the opportunity to learn about the diverse landscape and history of the area through interpretive programs and exhibits.
Visitors will also enjoy traveling the Cascade Lakes Scenic Byway, known as Oregon's Highway in the Sky, which climbs into the clouds on a 66-mile drive through the Cascade Mountain range, weaving through snow-capped peaks and alpine lakes.
A nearby resort on Crescent Lake offers lodging and a general store. Supplies and equipment rentals are available to visitors.
From Highway 58, turn south at Crescent Lake Junction on Forest Service Road 60. Travel 2.2 miles to the junction with Forest Service Road 6005. Continue a mile south, following signs.
View on Recreation.gov ↗ Get directions ↗










Reservations for Simax Group Camp are made through Recreation.gov. 21 of 36 tracked site-dates are currently open (58.3%). Campsite Sniper has also detected 4 site openings here in the last 90 days, so further dates may appear. Pick a site or unit on the map to see its calendar, or set a free Campsite Sniper alert. You complete the reservation yourself on Recreation.gov.
No. Campsite Sniper sends alerts and direct Recreation.gov links. It never books, pays for, holds, hoards, or resells reservations.
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 16:19 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.
Campsite Sniper detected 4 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.
3 three-night openings are showing, counting only runs where the SAME site is free for all three nights. The soonest starts Sep 20 at site Group A. Confirm and book on Recreation.gov.
1 of the 3 sites that support RV analysis has a recorded maximum of 35 ft or more; the longest recorded is 40 ft.
September 2026, with 21 open site-dates in the current snapshot of 36.
As of the Sep 18, 2026 snapshot: the next open date is Sun, Sep 20 and the next open weekend starts Fri, Sep 25. Detected openings can add earlier dates at any time; a free Campsite Sniper alert catches those the moment they appear.
Lakefront, hookups, your RV length, weekends only - set it as picky as you want.
We run paced availability checks for Simax Group Camp. One watch covers every matching site.
When a match opens, you get a push with a Recreation.gov link so you can review and book it yourself.