4,200+ Campgrounds2026 Guide

How to Book Recreation.gov Campgrounds

The federal government's official reservation platform for National Parks, National Forests, BLM lands, Army Corps of Engineers sites, and other federal recreation areas. Recreation.gov is the largest camping reservation system in the United States.

6 months in advance
Booking Window
10:00 AM Eastern Time
Release Time
4,200+
Campgrounds
Free Alerts
via Outdoorithm

What Recreation.gov Covers

National Parks, National Forests, BLM lands, National Monuments, National Seashores, and Army Corps of Engineers sites across all 50 states.

All 50 states

How to Book on Recreation.gov

1

Create a free Recreation.gov account at recreation.gov

2

Search for your campground and select your dates

3

Choose your specific campsite from the availability map

4

Complete payment with a credit or debit card ($6 reservation fee applies)

5

Download the Recreation.gov app for mobile access to your reservation

Booking Details

Booking Window
6 months in advance (rolling daily)
Release Time
10:00 AM Eastern Time ET
Cancellation Policy
Full refund minus $10 cancellation fee if cancelled before check-in date. No refund for no-shows.
Reservation Fee
$6 non-refundable reservation fee per site, per stay
Maximum Stay
14 consecutive days (varies by location)

Pro Tips for Recreation.gov

The 10 AM Eastern Window

New dates open exactly at 10:00 AM ET, 6 months out. If you want a July 4th weekend site at Yosemite, you need to be online at 10:00 AM ET on January 4th.

The Book-and-Trim Trick

Book a longer reservation than you need (e.g., 5 nights instead of 2), then modify it down to your actual dates. This works because modifications are easier than new bookings during peak demand.

The 18-Day Lockout Rule

Recreation.gov enforces a rolling 18-day stay limit per area. If you book 14 days, you cannot book another reservation in the same area for 18 days after checkout.

Cancellation Goldmine: 2 Weeks Out

The highest concentration of cancellations happens 10-14 days before check-in, when people finalize vacation plans. Set up Outdoorithm alerts for this window.

Shoulder Season Advantage

Campgrounds in September and early October often have last-minute availability even at popular parks. Weather is often better than peak summer too.

Popular Recreation.gov Campgrounds

Yosemite National Park
Yellowstone National Park
Grand Canyon National Park
Zion National Park
Rocky Mountain National Park
Glacier National Park
Olympic National Park
Grand Teton National Park
Acadia National Park
Joshua Tree National Park

Can't Find Availability on Recreation.gov?

Outdoorithm monitors 4,200+ Recreation.gov campgrounds every 2 minutes and sends you instant SMS, email, and push notifications when cancellations open up campsites.

Recreation.gov Booking FAQ

When do Recreation.gov reservations open?

Recreation.gov reservations open on a rolling basis, exactly 6 months in advance at 10:00 AM Eastern Time. For example, reservations for July 15th open on January 15th at 10:00 AM ET.

Can I modify my Recreation.gov reservation after booking?

Yes, you can modify dates, site selection, and group size online. Modifications are subject to availability. The book-and-trim strategy takes advantage of this: book extra nights during the initial rush, then shorten your reservation later.

What happens if I need to cancel?

You can cancel online for a full refund minus the $10 cancellation fee, as long as you cancel before your check-in date. No refund is given for no-shows.

How can I get a campsite at a sold-out Recreation.gov campground?

Set up free cancellation alerts on Outdoorithm. We check Recreation.gov every 2 minutes and send you an instant SMS or email when a site opens up. Most sold-out campgrounds see cancellations daily, especially 10-14 days before the check-in date.

Recreation.gov Alerts

Get notified instantly when campsites open up on Recreation.gov.

Checks every 2 minutes
SMS + Push alerts
Email notifications
Set Up Free Alerts

Outdoorithm Coverage

Total Campgrounds10,000+
Park Systems40+
States Covered50
Check FrequencyEvery 2 min