Recreation.gov

When do reservations open at Hardin Ridge, Hoosier National Forest?

Booking window

335 days ahead

Releases

Daily, 7:00 AM PT

Minimum stay

3 nights on holiday weekends

Reservations open 335 days ahead on a daily rolling basis, at 7:00 AM PT.

Closed for 2026. Next year's Open Season: Apr 3 - Oct 24, 2027 · Last checked Oct 17, 2026

Popular weekends

• Opening weekend 2027 (Arrive Fri, Apr 9 · 2 nights): Open now Watch for cancellations
• Memorial Day weekend 2027 (Arrive Fri, May 28 · 3 nights): Open now Watch for cancellations
• July 4th weekend 2027 (Arrive Fri, Jul 2 · 3 nights): Open now Watch for cancellations
• Labor Day weekend 2027 (Arrive Fri, Sep 3 · 3 nights): Open now Watch for cancellations
• Columbus Day / Indigenous Peoples' Day weekend 2027 (Arrive Fri, Oct 8 · 3 nights): Opens Nov 7, 2026, 7:00 AM PST Remind me

Is there a minimum stay at Hardin Ridge?

• A holiday weekend is booked as its full 3 nights.
• Other nights have no minimum.

From Recreation.gov's reservation rules.

Month by month

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• Hardin Ridge: availability and alerts
• Hoosier National Forest: every campground