Campsite Odds

Booking odds · July

Big Larch Campground in July: How Hard Is It to Book?

Big Larch Campground · MT · Lolo National Forest

The verdict

Plan ahead

Booking difficulty 5 out of 10. Books up in the weeks before popular dates. Reserve early.

Rarely sells outBased on 3 years of reservation data

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

Big Larch Campground in July scores 5 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 July booking was locked in about 54 days before arrival, with the campground running roughly 44% full that month. The lightest arrival day is Monday, so shifting to a midweek start is the single easiest way to improve your odds.

Lead time

How far ahead people book

Same day: 9% of bookings9%Same day1–3d: 11% of bookings11%1–3d4–7d: 5% of bookings5%4–7d1–2wk: 8% of bookings8%1–2wk2–4wk: 7% of bookings7%2–4wk1–2mo: 12% of bookings12%1–2mo2–3mo: 17% of bookings17%2–3mo3–6mo: 24% of bookings24%3–6mo6mo+: 6% of bookings6%6mo+Median booking lead time: 54 days ahead
Demand split

Weekend vs. weekday demand

Weekend (Fri–Sat)Weekday (Sun–Thu)

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

Booking window · July 2027

When July reservations open

Reservations for Big Larch Campground in July 2027 operate on a rolling 6-month window releasing at 7:00 AM ET.

July 1 stays open

January 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 July 1, 2027 become bookable on January 1, 2027 at 7:00 AM ET. Each subsequent date throughout July 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 Big Larch Campground?

The nightly fee for individual RV/tent campsites is $20.00 through peak season (Friday before Memorial Day through Labor Day). The nightly fee for group campsites is $50.00 through peak season. The nightly fee for bicycle campsites is $10.00 through peak season. Parking is allowed in the designated parking spur for each campsite only. Vehicles that do not fit must deposit an additional vehicle fee of $5.00 and must park in the day-use area. No parking along roadways. Outside of peak season (Friday before Memorial Day through Labor Day), all campsites will be available free of charge on a first-come, first-serve basis. Day use facilities are free of charge and are open from 6 a.m. - 10 p.m.

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 July

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

PATTEE CANYON PICNIC AREA

MTPlan ahead

Quartz Flat Campground (MT)

MTEasy

Two Medicine Campground

MTPlan ahead

FAQ

Big Larch Campground in July: common questions

How hard is it to book Big Larch Campground in July?
Big Larch Campground rates 5 out of 10 for July — Plan ahead. Books up in the weeks before popular dates. Reserve early.
How far in advance should I book Big Larch Campground for July?
The typical July reservation was made about 54 days before arrival, so plan to book as early as your dates allow.
When do July reservations open for Big Larch Campground?
Reservations for Big Larch Campground in July 2027 open on a rolling 6-month window. Sites for July 1 become bookable on January 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 Big Larch Campground in July?
Arrivals are lightest on Monday. A midweek arrival is usually the easiest booking.

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