Yellowstone National Park · WY

Slough Creek is booked solid. Cancellations happen every day.

A tiny campground up a dirt road in the Lamar Valley — prime wolf-watching and cutthroat water. With well under two dozen sites, it is one of the hardest reservations in the entire system.

Live availability

Right now: 0 sites open at Slough Creek for July 2026 — fully booked. (checked just now via recreation.gov)

Most cancellations are re-booked within minutes. Calafia checks every few minutes, around the clock, and emails you the instant a site opens for your dates.

Free cancellation alerts

Get emailed the second a site opens at Slough Creek. Your Scout starts checking the moment you subscribe — the first email arrives right away with where things stand.

Free — one Scout per email. It only emails you when something actually opens, and you can reply to any of its emails to adjust dates or stop.

Want to change more — different dates logic, extra campgrounds, push instead of email? Open this Scout in the builder. Check recreation.gov yourself →

How it works

  1. Tell your Scout the dates you want at Slough Creek.
  2. It checks recreation.gov every few minutes, around the clock, and stays silent while nothing changes.
  3. The instant a site opens, you get an email with the booking link — booking stays in your hands.

Questions

How fast are alerts?

Calafia checks every few minutes, around the clock, and emails you the moment a site opens for your dates — openings are usually re-booked within minutes, so speed is the whole product.

Does it book for me?

No — you get the booking link instantly; booking stays in your hands.

What does it cost?

Watching one thing is free. More Scouts and faster checks are on the paid plan.

More Yellowstone National Park campgrounds

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← All campgrounds we cover