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Routes
Road cycling routes
United States
California
San Joaquin County
Stockton

Discovery Bay & Mountain House loop

Moderate

4.6

(4871)

12,490

riders

Discovery Bay & Mountain House loop

03:49

99.9km

100m

Road cycling

Cycle the moderate 62.1-mile Discovery Bay & Mountain House loop from Stockton, featuring delta waterways and rural landscapes.

Last updated: February 26, 2026

Tips

Includes movable bridges

Check opening times.

After 8.79 km for 91 m

After 24.6 km for 79 m

After 31.8 km for 79 m

Waypoints

A

Start point

Parking

Get Directions

1

2.61 km

Dean DeCarli Waterfront Plaza

Highlight • Monument

Named after Dean DeCarli, a former Stockton Mayor who is also called the "Father of Development in Stockton." The square was dedicated in 2001 as part of downtown revitalization. The …

Tip by

2

8.80 km

San Joaquin River steel bridge

Highlight (Segment) • Bridge

This old shoulderless steel bridge is the only useful crossing of the San Joaquin river for miles. Fortunately, truck traffic is usually low on weekends

Tip by

3

20.9 km

Old paved road parallel to Hwy 4

Highlight (Segment) • Cycleway

This road runs parallel to Highway 4 and is a welcome escape, where you can ride on the road instead of the shoulder. It's a fantastic opportunity to slow things …

Tip by

4

34.8 km

Discovery Bay

Highlight • Settlement

The only options for dozens of miles along Hwy 4 to resupply with food and water is this planned community with a gated golf course and marina complex, and some public areas.

Tip by

5

74.0 km

West Toleri/Manthey Road bike trail

Highlight (Segment) • Cycleway

This road, a dead end for cars, is transformed into a dedicated smooth bike trail. There isn't any other vehicle access along the way, making for a safe route for cyclists that runs along the busy freeway.

Tip by

6

78.2 km

The San Joaquin River at this strategic location is crossed by several parallel bridges: A dedicated bike and pedestrian bridge separate from the old steel bridge offers excellent views of …

Tip by

B

99.9 km

End point

Parking

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Way Types & Surfaces

Way Types

47.3 km

46.9 km

4.51 km

1.18 km

< 100 m

Surfaces

94.6 km

5.16 km

229 m

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Elevation

Elevation

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

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Weather

Powered by Foreca

Today

Monday 11 May

35°C

13°C

0 %

Additional weather tips

Max wind speed: 17.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the terrain like on the Discovery Bay & Mountain House loop?

This is a road cycling route, so the terrain consists mostly of well-paved surfaces. It's generally easy to ride, suitable for road bikes, and doesn't feature excessively steep or prolonged climbs. You can expect a mix of flatter sections and some undulating terrain.

How challenging is this cycling route?

The Discovery Bay & Mountain House loop is considered a moderate road cycling route. It requires good fitness but not advanced cycling skills. The length of approximately 99.9 kilometers (62 miles) means it's a substantial ride, requiring a decent level of endurance.

What can I see along the route?

The route offers views of rural landscapes, farmlands, and potentially some delta waterways. Notable points of interest include the Dean DeCarli Waterfront Plaza, the San Joaquin River steel bridge, and the area around Discovery Bay. You'll also ride along the West Toleri/Manthey Road bike trail and cross the Manthey Bike-bridge and cantilever Manthey Road bridge.

Where can I park to access the Discovery Bay & Mountain House loop?

While specific parking details for the starting point in Stockton are not provided, as a popular cycling route, it's generally recommended to look for public parking options in Stockton near the start of the loop. Consider areas with street parking or public lots that accommodate longer stays.

Is the Discovery Bay & Mountain House loop suitable for beginners?

Given its moderate difficulty and nearly 100 km (62 miles) length, this route is best suited for cyclists with good fitness and some experience with longer rides. Beginners might find the distance challenging, though the terrain itself is not technically difficult.

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

The San Joaquin Valley and Delta region can experience hot summers. Therefore, the best times to cycle this loop are typically during the cooler months of spring and fall. These seasons offer more comfortable temperatures for a long ride. Winter can also be pleasant, but be mindful of potential rain or cooler, foggier conditions.

Are dogs allowed on the cycling route?

As a road cycling route primarily on paved roads and dedicated bike trails, it's generally not suitable for dogs to accompany cyclists, especially for the entire 99.9 km distance. If you plan to bring a dog, ensure they are safely secured in a bike trailer designed for pets, and always check local regulations for specific sections of the route.

Do I need a permit or pay an entrance fee for this route?

No, there are no specific permits or entrance fees required to cycle the Discovery Bay & Mountain House loop. It primarily uses public roads and bike paths.

Are there any amenities like cafes or restrooms along the way?

The route passes through or near settlements like Discovery Bay. While specific amenities are not detailed, these areas are likely to offer opportunities for restrooms, water refills, and possibly cafes or stores. It's always wise to carry sufficient water and snacks, especially for a ride of this length.

Does the route intersect other well-known paths?

The route does not significantly intersect with other named official trails for a substantial portion. However, it does briefly touch upon the Yosmite - Manthey Rd Connector for a very small segment.

What should I bring for a ride on the Discovery Bay & Mountain House loop?

For this moderate, nearly 100 km road cycling loop, you should bring plenty of water, snacks, a repair kit (spare tube, pump, tire levers), a helmet, appropriate cycling attire, sunscreen, and navigation tools. Given the potential for rural sections, a fully charged phone and a basic first-aid kit are also recommended.

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