Heather Lake, Mt. Pilchuck
Lake · Washington
ℹ️ Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.
About this swimming hole
A forest-ringed alpine lake on Mount Pilchuck's flank with easy shoreline access from the trail. It's a gentler alternative to Lake 22 for hikers who want a quick alpine dip without the bigger crowds.
Good to know
| Water type | Lake |
|---|---|
| Water temperature | 50-55 in summer |
| Best season | July-August |
| Fees | NW Forest Pass |
| Reservations required | No |
| Hours | daylight hours |
| Parking | Heather Lake trailhead lot |
| County | Snohomish County |
| Nearest town | Granite Falls |
| Safety notes | no lifeguard; cold water; rocky shoreline |
Map
Nearby swimming holes
Frequently asked questions
Does Heather Lake, Mt. Pilchuck require reservations?
No reservations are required at Heather Lake, Mt. Pilchuck based on current information — but verify before you go.
Is there a fee to visit Heather Lake, Mt. Pilchuck?
Reported fee info: NW Forest Pass. Fees can change — confirm with the official link.
When is the best time to visit Heather Lake, Mt. Pilchuck?
The best season is typically July-August.
⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026