Olmstead Loop

Cool (Auburn SRA, El Dorado County) · near Cool · Gold Country & Central Valley

Hiking

At a glance

Difficulty
moderate
Route type
loop
Distance
8.6 miles
Elevation gain
1,000 ft
Time needed
day
Best season
Spring (wildflowers + flowing creeks) · Winter/fall good; hot in summer

Permits and booking

Permit required
Yes
How the permit works
Part of Auburn SRA; $10 iron-ranger day-use at the Cool trailhead. Shared by hikers, runners, riders, and bikers.
How hard the permit is to get
1 of 5

What is here

Features
Rolling oak savanna · Spring wildflowers · Knickerbocker & Salt Creek canyons · Seasonal waterfall & pools · Connects to Western States Trail

Worth knowing

Dogs
Allowed
Good for a first timer
No

Hiking detail

Intl tip
Go clockwise and dip into Knickerbocker Canyon for the creek and pools; it's exposed, so a spring morning beats a summer afternoon.

The guide

A rolling loop through classic Sierra-foothill oak grassland that erupts with wildflowers in spring and offers surprise creek c…

In the Guidebook

Everything above is yours for free. The written guide to Olmstead Loop — what it is actually like, and what we would tell a friend before they went — comes with the Guidebook.

Getting there

Coordinates
38.8889, -121.0173

Driving directions

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