When do campsite cancellations actually appear?
Original data from the 10 most-requested campgrounds on Campsite Tonight — the campgrounds users create the most alerts for — looking at every detected opening in . Each campsite is counted at most once per hour per date, so repeated detections of the same opening are not double-counted.
The campgrounds in scope
Ranked by alerts created in the last 90 days: the campgrounds Campsite Tonight users want most right now. Distinct openings are for .
| Rank | Campground | Alerts created (last 90 days) | Distinct openings (June 2026) |
|---|---|---|---|
| 1 | Upper Pines Campground (Yosemite National Park, CA) | 145 | 1,163 |
| 2 | Lower Pines Campground (Yosemite National Park, California) | 92 | 461 |
| 3 | North Pines Campground (Yosemite National Park, California) | 83 | 267 |
| 4 | Kirk Creek Campground (Los Padres National Forest, California) | 36 | 70 |
| 5 | Main Camp (sites 131-188) (Pfeiffer Big Sur SP, California) | 24 | 27 |
| 6 | Jumbo Rocks Campground (Joshua Tree National Park, California) | 24 | 83 |
| 7 | Southern Section (sites 40-92) (San Elijo SB, California) | 23 | 14 |
| 8 | Nevada Beach Campground (Lake Tahoe Basin Management Unit, California) | 22 | 63 |
| 9 | Tuolumne Meadows Campground (Yosemite National Park, California) | 19 | 510 |
| 10 | Jalama Beach (Santa Barbara County, California) | 19 | 0 |
What hour of day do campsite cancellations appear?
Distinct openings by hour of day (Pacific Time), June 2026, across the 10 campgrounds above.
The single busiest hour is around 7 AM PT. Roughly 59% of openings happen during waking hours (8 AM–8 PM PT) — not in a midnight rush.
What day of the week do campsite cancellations appear?
Distinct openings by day of the week (Pacific Time), June 2026.
The busiest day is Mon. The full breakdown is above — openings appear every day of the week, with no single “magic day.”
How far in advance do campsite cancellations appear?
Distinct openings by lead time from detection to the stay date, June 2026.
| Lead time | Distinct openings | Share |
|---|---|---|
| 0–3 days | 935 | 35% |
| 4–7 days | 339 | 13% |
| 8–14 days | 417 | 16% |
| 15+ days | 967 | 36% |
About 48% of openings appear within a week of the stay date. 36% appear 15+ days out — usually when people change vacation plans or shift work schedules.
How long are the open stays?
Distinct openings by stay length, June 2026.
| Stay length | Distinct openings | Share |
|---|---|---|
| 1 night | 1,353 | 51% |
| 2 nights | 605 | 23% |
| 3 nights | 263 | 10% |
| 4+ nights | 437 | 16% |
Methodology
- Scope: The 10 campgrounds with the most cancellation/availability alerts created by Campsite Tonight users in the last 90 days.
- Source: Campsite Tonight's scanners poll for campground availability.
- Window: All scans whose detection timestamp falls inside June 2026 (Pacific Time).
- Lead time: Calendar days between the detection timestamp and the first night of the open stay.
- Stay length: Number of nights in the contiguous open window when the opening was detected.
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