Recreation.gov
When do Yellowstone National Park campground reservations open?
Yellowstone National Park has 4 campgrounds.
All of them take reservations.
The next release is Nov 4, 2026 at 7:00 AM PST, for Mammoth Campground (Yellowstone).
Every campground
- How to book
- 14 days to 6 months ahead
- Daily
- Next release
- Opens Nov 4, 2026, 7:00 AM PST
- Thanksgiving weekend 2026 (Arrive Wed, Nov 25 · 4 nights): Walk-up
- MLK Day weekend 2027 (Arrive Fri, Jan 15 · 3 nights): Walk-up
- Presidents' Day weekend 2027 (Arrive Fri, Feb 12 · 3 nights): Walk-up
- Memorial Day weekend 2027 (Arrive Fri, May 28 · 3 nights): Sites booked 6 months ahead: Opens Nov 28, 2026, 7:00 AM PST Sites booked 14 days ahead: Opens May 14, 2027
- July 4th weekend 2027 (Arrive Fri, Jul 2 · 3 nights): Sites booked 6 months ahead: Opens Jan 2, 2027, 7:00 AM PST Sites booked 14 days ahead: Opens Jun 18, 2027
- Labor Day weekend 2027 (Arrive Fri, Sep 3 · 3 nights): Sites booked 6 months ahead: Opens Mar 3, 2027, 7:00 AM PST Sites booked 14 days ahead: Opens Aug 20, 2027
- Columbus Day / Indigenous Peoples' Day weekend 2027 (Arrive Fri, Oct 8 · 3 nights): Sites booked 6 months ahead: Opens Apr 8, 2027, 7:00 AM PDT Sites booked 14 days ahead: Opens Sep 24, 2027
- How to book
- 14 days to 6 months ahead
- Daily
- Next release
- Opens Dec 15, 2026, 7:00 AM PST
- Thanksgiving weekend 2026 (Arrive Wed, Nov 25 · 4 nights): Closed for the season
- MLK Day weekend 2027 (Arrive Fri, Jan 15 · 3 nights): Closed for the season
- Presidents' Day weekend 2027 (Arrive Fri, Feb 12 · 3 nights): Closed for the season
- Memorial Day weekend 2027 (Arrive Fri, May 28 · 3 nights): Closed for the season
- July 4th weekend 2027 (Arrive Fri, Jul 2 · 3 nights): Sites booked 6 months ahead: Opens Jan 2, 2027, 7:00 AM PST Sites booked 14 days ahead: Opens Jun 18, 2027
- Labor Day weekend 2027 (Arrive Fri, Sep 3 · 3 nights): Sites booked 6 months ahead: Opens Mar 3, 2027, 7:00 AM PST Sites booked 14 days ahead: Opens Aug 20, 2027
- Columbus Day / Indigenous Peoples' Day weekend 2027 (Arrive Fri, Oct 8 · 3 nights): Sites booked 6 months ahead: Opens Apr 8, 2027, 7:00 AM PDT Sites booked 14 days ahead: Opens Sep 24, 2027
- How to book
- 14 days ahead
- Daily
- Next release
- Opens Nov 28, 2026, 7:00 AM PST
- Thanksgiving weekend 2026 (Arrive Wed, Nov 25 · 4 nights): Closed for the season
- MLK Day weekend 2027 (Arrive Fri, Jan 15 · 3 nights): Closed for the season
- Presidents' Day weekend 2027 (Arrive Fri, Feb 12 · 3 nights): Closed for the season
- Memorial Day weekend 2027 (Arrive Fri, May 28 · 3 nights): Opens Nov 28, 2026, 7:00 AM PST Sites booked 14 days ahead: Opens May 14, 2027
- July 4th weekend 2027 (Arrive Fri, Jul 2 · 3 nights): Sites booked 6 months ahead: Opens Jan 2, 2027, 7:00 AM PST Sites booked 14 days ahead: Opens Jun 18, 2027
- Labor Day weekend 2027 (Arrive Fri, Sep 3 · 3 nights): Sites booked 6 months ahead: Opens Mar 3, 2027, 7:00 AM PST Sites booked 14 days ahead: Opens Aug 20, 2027
- Columbus Day / Indigenous Peoples' Day weekend 2027 (Arrive Fri, Oct 8 · 3 nights): Closed for the season
- How to book
- 14 days to 2 months ahead
- Daily
- Dates not published yet
- Thanksgiving weekend 2026 (Arrive Wed, Nov 25 · 4 nights): Closed for the season
- MLK Day weekend 2027 (Arrive Fri, Jan 15 · 3 nights): Dates not published yet
- Presidents' Day weekend 2027 (Arrive Fri, Feb 12 · 3 nights): Dates not published yet
- Memorial Day weekend 2027 (Arrive Fri, May 28 · 3 nights): Dates not published yet
- July 4th weekend 2027 (Arrive Fri, Jul 2 · 3 nights): Dates not published yet
- Labor Day weekend 2027 (Arrive Fri, Sep 3 · 3 nights): Dates not published yet
- Columbus Day / Indigenous Peoples' Day weekend 2027 (Arrive Fri, Oct 8 · 3 nights): Dates not published yet
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