0.2 mi
Distance
3m
Est. Time
Loop
Route Type
About This Trail
Gnarnia is a loop trail in Folsom Lake State Recreation Area, managed by the California Department of Parks and Recreation, in Placer County, California. It is 0.2 miles long. The surface is dirt. Per OpenStreetMap contributors, it is open to horses. It is in or next to Granite Bay, California.
From the trail data on this page. For conditions and closures, see official sources.
Trail Conditions
Trail Conditions
We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.
No recent condition reports. Be the first to share what you see on the trail.
Elevation Profile
| Point | Distance from start | Elevation |
|---|---|---|
| Start | 0.0 mi | 183 ft |
| End | 0.2 mi | 163 ft |
Trail Details
Horse access: OpenStreetMap contributors, checked 2026-10-14. Rules change, so confirm with the land manager before you go.
- Route Type
- Loop
- Surface
- Dirt
Official sources & verification
Managed by California Department of Parks and Recreation
Source of truth
- Folsom Lake State Recreation Area — official page
Park unit page with alerts and visitor information.
Where it is
- Nearest town:
- Granite Bay, CA · in or next to town
- County:
- Placer County, CA
- Jurisdiction:
- Folsom Lake State Recreation Area · California Department of Parks and Recreation
Nearest town and county from U.S. Census Bureau place records and county boundaries.
Verify by phone or mail
- Operator:(916) 988-0205
Reviews
No reviews yet
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OpenStreetMap
In this park
Other trails in Folsom Lake State Recreation Area
Sweetwater Trail
California
Skunk Hallow via South Fork American River Trail
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Granite Bay to Beals
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South Fork American River and West Ravine Trail
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Monte Vista Loop
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Jedi Trail to Doton's Point to Pioneer Express Trail
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Stay nearby
Campgrounds near this trail
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