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United States
California
Contra Costa County
Orinda

Mazzariello Labyrinth via Wilder Road

Easy

3.5

(27)

50

hikers

Mazzariello Labyrinth via Wilder Road

01:34

4.67km

220m

Hiking

Discover the Mazzariello Labyrinth via Wilder Road, an easy hike that covers 2.9 miles (4.7 km) with an elevation gain of 726 feet (221 metres). This route takes about 1 hour and 34 minutes to complete. You will experience a mix of paved, unpaved, and gravel paths as the scenery…

Last updated: April 23, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Waypoints

A

Start point

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1

1.56 km

Round Top Views

Highlight • Viewpoint

Round Top Loop provides a striking array of views, including of the volcanic quarry to the northeast, Round Top summit itself, and the Bay Area.

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2

1.62 km

Volcano Quarry View

Highlight • Viewpoint

3

1.85 km

A free standing wooden bench marks a spectacular overlook with views to the Labyrinth to the North, and the Orinda-Lafayette area to the East. A partial view cuts across Skyline Northwest to the SF Bay.

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4

1.98 km

Sibley - Wilder Gate

Highlight • Trail

While the gate may be mostly closed with a red no trespassing sign, everybody from the Orinda/Lafayette/Wilder area hikes or lifts their bikes over here to go between Skyline/Sibley and …

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B

4.67 km

End point

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Way Types & Surfaces

Way Types

2.96 km

1.71 km

Surfaces

2.54 km

1.82 km

294 m

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Elevation

Elevation
Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (480 m)

Lowest point (260 m)

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Weather

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Today

Tuesday 13 October

23°C

9°C

0 %

Additional weather tips

Max wind speed: 14.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Mazzariello Labyrinth via Wilder Road trail?

The trail is located within Sibley Volcanic Regional Preserve. You can typically find parking at the main entrance to the preserve, which provides access to the various trails leading to the labyrinth. Arriving earlier in the day is often recommended, especially on weekends, to secure a spot.

Is the Mazzariello Labyrinth via Wilder Road trail dog-friendly?

Yes, the Sibley Volcanic Regional Preserve is a popular spot for dog walking. Dogs are generally allowed on leash, but always check the latest park regulations for specific rules regarding pets to ensure a pleasant experience for everyone.

What is the best time of year to hike this route?

This trail can be enjoyed year-round. However, for the best views, consider hiking on clear days when you might see as far as the Sierra Nevada. After rain, some sections can become muddy, so be prepared with appropriate footwear. Spring offers lush greenery, while fall provides cooler temperatures.

Are there any permits or entrance fees required for Sibley Volcanic Regional Preserve?

No, there are typically no entrance fees or permits required to access Sibley Volcanic Regional Preserve or its trails, including the route to the Mazzariello Labyrinth. It is part of the East Bay Regional Park District, which generally offers free access.

How challenging is the hike to the Mazzariello Labyrinth?

The overall route is largely considered easy, suitable for most skill levels. However, the section leading directly to the labyrinth itself involves a steep uphill and downhill, which can be a moderate challenge. Sturdy shoes are recommended for these parts.

What kind of terrain should I expect on the trail?

You'll encounter a varied terrain, including paved, unpaved, and gravel paths. Some sections can be rocky, reflecting the area's volcanic history, and may become muddy after rain. The labyrinth itself is nestled in an old quarry pit.

What notable features or viewpoints can I see along the route?

Beyond the unique Mazzariello Labyrinth, the trail offers several scenic spots. You can enjoy expansive views from Round Top Views and the Volcano Quarry View. The Round Top Loop - Labyrinth Overlook also provides a great perspective. On clear days, you might even glimpse the lights of Oakland, Berkeley, and the bridges to San Francisco.

Does the trail intersect other well-known paths?

Yes, the route to the Mazzariello Labyrinth via Wilder Road utilizes sections of several other trails within Sibley Volcanic Regional Preserve. These include parts of the Utility Access, Round Top Loop Trail, and Lava Rock Trail.

What is the significance of the Mazzariello Labyrinth?

The Mazzariello Labyrinth is a large, spiral labyrinth created by artist Helena Mazzariello as 'a gift to the world.' It's a unique destination for meditation, prayer, and quiet contemplation, where visitors often leave small offerings. It's a 'true labyrinth' with a single winding path to its center, not a maze.

Is this a loop trail or an out-and-back route?

The specific route 'Mazzariello Labyrinth via Wilder Road' as described is generally an out-and-back journey to the labyrinth. However, Sibley Volcanic Regional Preserve offers many intersecting trails, allowing you to create various loop options if you wish to extend your hike.

What should I bring for a hike on this trail?

Given the varied terrain and potential for steep sections, sturdy hiking shoes or boots are highly recommended. Bring water, especially on warmer days, as there isn't water available directly on the trail. Sun protection (hat, sunscreen) is also advisable, as parts of the trail are exposed.

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