Campsite Odds

Booking odds · September

Thirty Mile Campground in September: How Hard Is It to Book?

Thirty Mile Campground · CO · Rio Grande National Forest

The verdict

Hard

Booking difficulty 7 out of 10. Competitive. Be ready when the booking window opens.

Sells out in daysBased on 2 years of reservation data

Popular September dates usually sell out within a few days of release.

Thirty Mile Campground in September scores 7 out of 10 for booking difficulty — hard. Competitive. Be ready when the booking window opens.

Across the last 2 years of reservation history, the typical September booking was locked in about 90 days before arrival, with the campground running roughly 16% full that month. The lightest arrival day is Thursday, so shifting to a midweek start is the single easiest way to improve your odds.

Lead time

How far ahead people book

Same day: 0% of bookingsSame day1–3d: 1% of bookings1–3d4–7d: 6% of bookings6%4–7d1–2wk: 8% of bookings8%1–2wk2–4wk: 13% of bookings13%2–4wk1–2mo: 5% of bookings5%1–2mo2–3mo: 18% of bookings18%2–3mo3–6mo: 33% of bookings33%3–6mo6mo+: 16% of bookings16%6mo+Median booking lead time: 90 days ahead
Demand split

Weekend vs. weekday demand

Weekend (Fri–Sat)Weekday (Sun–Thu)

Best odds: arrivals are lightest on Thursday in September. A midweek arrival is your easiest booking.

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Booking window · September 2027

When September reservations open

Reservations for Thirty Mile Campground in September 2027 operate on a rolling 6-month window releasing at 7:00 AM ET.

September 1 stays open

March 1, 2027

at 7:00 AM ET

Release style

6-Month Rolling Window

Releases daily 6 months ahead at 7:00 AM ET

Campsites for September 1, 2027 become bookable on March 1, 2027 at 7:00 AM ET. Each subsequent date throughout September 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.

Fees

How much does it cost to camp at Thirty Mile Campground?

Season Dates/ Site Type/ Nightly/Daily Rates. Friday before Memorial Day - Labor Day Weekend / Single Site / $29.00 weekends and holidays $31.00. Double Site / $58.00 weekends and holidays $62.00.

Fee details as listed on Recreation.gov. Rates and passes change by season, so confirm the current price on Recreation.gov before you book.

Plan B

Easier nearby options in September

If your dates are flexible, these nearby campgrounds are typically easier to book.

PALISADES HORSE CAMP

COEasy

Mill Creek Campground (CO)

COEasy

WILLIAMS CREEK CAMPGROUND

COPlan ahead

FAQ

Thirty Mile Campground in September: common questions

How hard is it to book Thirty Mile Campground in September?
Thirty Mile Campground rates 7 out of 10 for September — Hard. Competitive. Be ready when the booking window opens.
How far in advance should I book Thirty Mile Campground for September?
The typical September reservation was made about 90 days before arrival, so plan to book as early as your dates allow.
When do September reservations open for Thirty Mile Campground?
Reservations for Thirty Mile Campground in September 2027 open on a rolling 6-month window. Sites for September 1 become bookable on March 1, 2027 at 7:00 AM ET, with each subsequent day releasing day-by-day 6 months ahead.
What is the best day to arrive at Thirty Mile Campground in September?
Arrivals are lightest on Thursday. A midweek arrival is usually the easiest booking.

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