Recreation.gov
When do reservations open at Blue Lake Campground - San Isabel NF (CO), Pike and San Isabel National Forests & Cimarron and Comanche National Grasslands?
- Booking window
- 4 months ahead
- Releases
- Daily, 7:00 AM PT
- Minimum stay
- 2 nights on weekends
Reservations open 4 months ahead on a daily rolling basis, at 7:00 AM PT. The next arrival date, Jul 1, 2027, opens on Jan 1, 2027.
From May 28 to Jun 10, 2027, sites are first come, first served: no reservations are taken for those nights.
Closed for 2026. Next year's Open Season: May 28 - Jun 10, 2027 · Last checked Oct 22, 2026
Popular weekends
- Memorial Day weekend 2027 (Arrive Fri, May 28 · 3 nights): First come, first served: no reservations
- Opening weekend 2027 (Arrive Fri, Jun 11 · 2 nights): Opens Dec 11, 2026, 7:00 AM PST Remind me
- July 4th weekend 2027 (Arrive Fri, Jul 2 · 3 nights): Opens Jan 2, 2027, 7:00 AM PST Remind me
- Labor Day weekend 2027 (Arrive Fri, Sep 3 · 3 nights): Opens Mar 3, 2027, 7:00 AM PST Remind me
Is there a minimum stay at Blue Lake Campground - San Isabel NF (CO)?
- Friday and Saturday nights are booked together.
- A holiday weekend is booked as its full 3 nights.
- Other nights have no minimum.
From Recreation.gov's reservation rules.
Month by month
| Arrivals May 28 to May 31, 2027 | first come, first served |
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| Arrivals in June 2027 | opens Dec 11 to Dec 30, 2026, 6 months before each arrival date |
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| Arrivals in July 2027 | opens Jan 1 to Jan 31, 2027, 6 months before each arrival date |
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| Arrivals in August 2027 | opens Feb 1 to Mar 1, 2027, 6 months before each arrival date |
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| Arrivals Sep 1 to Sep 26, 2027 | opens Mar 1 to Mar 26, 2027, 6 months before each arrival date |
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