Highland Mary Lakes
Lake · Colorado
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 chain of high tarns above Silverton reached by the Highland Mary Lakes trail, with old mining ruins for atmosphere. The lakes are small, cold, and crowd-free. A proper San Juan backcountry swim.
Good to know
| Water type | Lake |
|---|---|
| Water temperature | very cold |
| Depth | alpine lakes; swim near shore |
| Best season | July-September |
| Fees | Free |
| Reservations required | No |
| Hours | sunrise-sunset |
| Parking | Trailhead lot |
| County | San Juan County |
| Nearest town | Silverton |
| Safety notes | No lifeguard; very cold; altitude |
Map
Nearby swimming holes
Frequently asked questions
Does Highland Mary Lakes require reservations?
No reservations are required at Highland Mary Lakes based on current information — but verify before you go.
Is there a fee to visit Highland Mary Lakes?
Reported fee info: Free. Fees can change — confirm with the official link.
When is the best time to visit Highland Mary Lakes?
The best season is typically July-September.
⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026