Campsite Odds

Booking odds · May

Charbonneau Park and Campground in May: How Hard Is It to Book?

Charbonneau Park and Campground · WA · Lake Sacajawea

The verdict

Plan ahead

Booking difficulty 6 out of 10. Books up in the weeks before popular dates. Reserve early.

Rarely sells outBased on 3 years of reservation data

May rarely sells out — you can often book close to your trip.

Charbonneau Park and Campground in May scores 6 out of 10 for booking difficulty — plan ahead. Books up in the weeks before popular dates. Reserve early.

Across the last 3 years of reservation history, the typical May booking was locked in about 39 days before arrival, with the campground running roughly 68% full that month. The lightest arrival day is Wednesday, so shifting to a midweek start is the single easiest way to improve your odds.

Lead time

How far ahead people book

Same day: 13% of bookings13%Same day1–3d: 9% of bookings9%1–3d4–7d: 7% of bookings7%4–7d1–2wk: 7% of bookings7%1–2wk2–4wk: 11% of bookings11%2–4wk1–2mo: 10% of bookings10%1–2mo2–3mo: 8% of bookings8%2–3mo3–6mo: 31% of bookings31%3–6mo6mo+: 5% of bookings5%6mo+Median booking lead time: 39 days ahead
Demand split

Weekend vs. weekday demand

Weekend (Fri–Sat)Weekday (Sun–Thu)

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

Booking window · May 2027

When May reservations open

Reservations for Charbonneau Park and Campground in May 2027 operate on a rolling 6-month window releasing at 7:00 AM ET.

May 1 stays open

November 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 May 1, 2027 become bookable on November 1, 2026 at 7:00 AM ET. Each subsequent date throughout May 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.

Plan B

Easier nearby options in May

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

Plymouth Park

WAPlan ahead

Hawk Creek Campground

WAEasy

SPRING CANYON

WAEasy

FAQ

Charbonneau Park and Campground in May: common questions

How hard is it to book Charbonneau Park and Campground in May?
Charbonneau Park and Campground rates 6 out of 10 for May — Plan ahead. Books up in the weeks before popular dates. Reserve early.
How far in advance should I book Charbonneau Park and Campground for May?
The typical May reservation was made about 39 days before arrival, so plan to book as early as your dates allow.
When do May reservations open for Charbonneau Park and Campground?
Reservations for Charbonneau Park and Campground in May 2027 open on a rolling 6-month window. Sites for May 1 become bookable on November 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 Charbonneau Park and Campground in May?
Arrivals are lightest on Wednesday. A midweek arrival is usually the easiest booking.

← Charbonneau Park and Campground complete reservation guide & all months