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United States
California
Contra Costa County
Orinda

Inspiration Point Overlook – Grizzly Peak Boulevard loop from Orinda

Routes
United States
California
Contra Costa County
Orinda

Inspiration Point Overlook – Grizzly Peak Boulevard loop from Orinda

Hard

4.5

(7773)

14,670

riders

Inspiration Point Overlook – Grizzly Peak Boulevard loop from Orinda

03:51

51.9km

1,050m

Gravel riding

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: May 1, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 10.7 km for 956 m

Waypoints

A

Start point

Train Station

Get Directions

1

7.86 km

Inspiration Point, Tilden Regional Park

Highlight • Viewpoint

Inspiration Point at Tilden Regional Park is quite well known and popular, so you may meet some crowds on the weekend. A short walk leads to a lookout view of …

Tip by

2

7.98 km

Inspiration Point Overlook

Highlight • Viewpoint

Overlook down to San Pablo Dam and along the Sam Pablo ridge into the Tilden Nature Area

Tip by

3

8.07 km

At the Nimitz Way Trailhead on Wildcat Canyon Road the paved Nimitz Way meets with Curran Trail and Inspiration Trail. Tilden Park orientation map and restroom at trailhead, currently no water.

Tip by

12.9 km

Viewpoint

Viewpoint

5

13.8 km

Tilden Park Steam Train

Highlight • Structure

Nice lookouts on the way up to the Railway station.

Tip by

6

14.4 km

Grizzly Peak Boulevard

Highlight (Segment) • Viewpoint

This road parallels the ridgeline above and have great views over the bay and surrounding hills.

Tip by

7

21.0 km

Skyline Boulevard

Highlight (Segment) • Cycleway

With rolling climbs up and down, this area is wooded, paved, and often foggy. When the fog breaks, enjoy photo opportunities of the Bay Area.

Tip by

8

33.1 km

As Redwood Road follows Redwood Creek upstream, it skirts the South and West side of Redwood Regional Park, or go straight into Redwood Park Entrance Road, which becomes a gravel Multi-Use Trail after a mile, closed to cars, but bikable.

Tip by

9

37.6 km

East Ridge Trail

Highlight (Segment) • Trail

East ridge runs the length of Redwood Regional Park from Skyline Gate to the border with Chabot Regional Park to the south, offering great views both East into the forested …

Tip by

B

51.9 km

End point

Train Station

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Way Types & Surfaces

Way Types

17.8 km

13.0 km

12.8 km

4.85 km

2.99 km

260 m

202 m

Surfaces

31.5 km

16.4 km

3.40 km

561 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 (550 m)

Lowest point (120 m)

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Weather

Powered by Foreca

Today

Wednesday 1 July

22°C

11°C

0 %

Additional weather tips

Max wind speed: 22.0 km/h

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Description

If you're seeking a truly challenging and rewarding gravel biking experience in the East Bay Hills, the Inspiration Point Overlook – Grizzly Peak Boulevard loop from Orinda is definitely worth your time. This difficult route spans 32.2 miles (51.9 km) with a significant 3435 feet (1047 metres) of elevation gain, typically taking around 3 hours and 51 minutes to complete. It's a demanding ride best suited for those with very good fitness looking for a substantial workout paired with spectacular views, making it one of the premier Inspiration Point Overlook Grizzly Peak Boulevard gravel biking routes Orinda has to offer.

What to expect on Inspiration Point Overlook – Grizzly Peak Boulevard loop from Orinda

The journey on this loop takes you through a diverse landscape, starting with compacted dirt and gravel roads that transition into paved sections, all while traversing the rolling East Bay Hills. You'll experience a mix of forested parklands and open spaces, with the terrain underfoot constantly changing. The highlight for many is the panoramic scenery; from Inspiration Point Overlook views, you can gaze upon the San Pablo Dam and the San Pablo ridge stretching into the Tilden Nature Area. As you climb along Grizzly Peak Boulevard, the scenic points expand to include sweeping vistas of the San Francisco Bay, the Golden Gate Bridge, the Bay Bridge, and even Mount Diablo on clear days. Be prepared for challenging climbs and rewarding descents; the significant elevation gain means some sections are demanding enough that you might need to push your bike, requiring a high level of fitness to tackle the Orinda gravel biking terrain difficulty.

Planning your visit

This route is a popular choice among local gravel bikers, known for its challenging nature and the breathtaking views it provides. It's part of a larger network of trails in the East Bay Hills, offering diverse scenery and terrain. While specific parking or public transport details aren't highlighted, its popularity suggests general accessibility. Given the demanding nature of the ride, ensuring you have adequate water and are prepared for significant physical exertion is crucial, especially if you're considering the best time to gravel bike Grizzly Peak Orinda.

Trail details

  • Distance: 32.2 miles (51.9 km)
  • Elevation gain: 3435 feet (1047 metres)
  • Difficulty: difficult
  • Estimated time: 3 hours and 51 minutes

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4.5

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East Bay Skyline Loop

03:05h

31.7km

800m

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