Booking odds · October
Upper Onion Creek Group Site in October: How Hard Is It to Book?
The verdict
Booking difficulty 9 out of 10. Competitive. Be ready when the booking window opens.
Popular October dates usually sell out within a few days of release.
Upper Onion Creek Group Site in October scores 9 out of 10 for booking difficulty — hard. Competitive. Be ready when the booking window opens.
Across the last 3 years of reservation history, the typical October booking was locked in about 140 days before arrival, with the campground running roughly 105% full that month. The lightest arrival day is Monday, so shifting to a midweek start is the single easiest way to improve your odds.
How far ahead people book
Weekend vs. weekday demand
Best odds: arrivals are lightest on Monday in October. A midweek arrival is your easiest booking.
Get notified when a spot opens
Upper Onion Creek Group Site in October books up fast. We'll email you if a spot opens up. No spam, unsubscribe anytime.
When October reservations open
Reservations for Upper Onion Creek Group Site in October 2026 operate on a rolling 6-month window releasing at 7:00 AM ET.
October 1 stays open
April 1, 2026
at 7:00 AM ET
Release style
6-Month Rolling Window
Releases daily 6 months ahead at 7:00 AM ET
Campsites for October 1, 2026 become bookable on April 1, 2026 at 7:00 AM ET. Each subsequent date throughout October releases day-by-day exactly 6 months prior to arrival.
Facility note: Standard Recreation.gov 6-month rolling window: sites become bookable 6 months before arrival at 7:00 AM ET.
How much does it cost to camp at Upper Onion Creek Group Site?
Group Site A (Equestrian Site, max 20 people): $100. Group Site B (max 25 people): $125.
Fee details as listed on Recreation.gov. Rates and passes change by season, so confirm the current price on Recreation.gov before you book.
Easier nearby options in October
If your dates are flexible, these nearby campgrounds are typically easier to book.
Upper Onion Creek Group Site in October: common questions
- How hard is it to book Upper Onion Creek Group Site in October?
- Upper Onion Creek Group Site rates 9 out of 10 for October — Hard. Competitive. Be ready when the booking window opens.
- How far in advance should I book Upper Onion Creek Group Site for October?
- The typical October reservation was made about 140 days before arrival, so plan to book as early as your dates allow.
- When do October reservations open for Upper Onion Creek Group Site?
- Reservations for Upper Onion Creek Group Site in October 2026 open on a rolling 6-month window. Sites for October 1 become bookable on April 1, 2026 at 7:00 AM ET, with each subsequent day releasing day-by-day 6 months ahead.
- What is the best day to arrive at Upper Onion Creek Group Site in October?
- Arrivals are lightest on Monday. A midweek arrival is usually the easiest booking.
← Upper Onion Creek Group Site complete reservation guide & all months