Tinkham Campground
Sold out? Sites at Tinkham Campground open up when campers cancel.
Campsite Tonight watches Recreation.gov 24/7 and adds an open site to your cart automatically — you just check out.
About Tinkham Campground
Tinkham Campground is a national park campground at Mt. Baker-Snoqualmie National Forest in King County, Washington. Reservations are managed through Recreation.gov. When a booked site here is cancelled it can vanish within minutes, so Campsite Tonight monitors it 24/7 and auto-adds the opening to your Recreation.gov cart before anyone else.
Tinkham Campground is in very high demand — sites here routinely sell out well in advance. Cancellations are often the best way in, which is exactly what Campsite Tonight watches for.
The campground accommodates RVs and trailers up to 46 ft. Campers rate it 3.3/5 across 96 reviews.
Other campgrounds at Mt. Baker-Snoqualmie National Forest include Denny Creek Campground, Middle Fork Campground and Miller River Group Camp.
Total reservations in May — 2023: 79 · 2024: 127 · 2025: 113
Location
Address
King County, Washington
Coordinates
47.4025, -121.5675
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open.
- •July sees 480 reservations - book early or set cancellation alerts.
Nearby Campgrounds
Denny Creek Campground
Mt. Baker-Snoqualmie National Forest
Middle Fork Campground
Mt. Baker-Snoqualmie National Forest
Kachess
Okanogan-Wenatchee National Forest
East Kachess Group Site
Okanogan-Wenatchee National Forest
Miller River Group Camp
Mt. Baker-Snoqualmie National Forest
Red Mountain Campground
Okanogan-Wenatchee National Forest
Photos
Tinkham Campground FAQ
How far in advance should I book Tinkham Campground?
Very high demand - sites typically fill up immediately when the booking window opens. Plan to book the moment reservations open. Mark your calendar for when the booking window opens (typically 5-6 months ahead). Also set alerts - cancellations do happen.
What is the busiest time at Tinkham Campground?
July typically sees the highest reservation activity at Tinkham Campground. During peak times, 100% of reservations are made 2+ weeks in advance.
Are there campsites available at Tinkham Campground right now?
Tinkham Campground is currently fully booked for the next 14 days. However, cancellations happen frequently - download the Campsite Tonight app to get instant alerts when sites become available.
Where is Tinkham Campground located?
Tinkham Campground is located in Mt. Baker-Snoqualmie National Forest, Washington.
Track Availability at Tinkham Campground
Get instant notifications when campsites become available at Tinkham Campground. Never miss a cancellation again.
Available on iOS and Android