Tri-Valley

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253 mi 407 km of trail — 14 Featured Hikes

50 Trails

76 Trails

5 Trails

Areas Within Tri-Valley

Alamo

2 Trails

Bishop Ranch Regional Open Space Preserve

3 Trails

Brushy Peak Regional Preserve

4 Trails

Danville

5 Trails

Daugherty Hills Open Space

2 Trails

Del Valle Regional Park

13 Trails

Dublin Hills Regional Park

1 Trails

Las Trampas Regional Wilderness

18 Trails

Livermore

1 Trails

Morgan Territory Regional Preserve

17 Trails

Mount Diablo State Park

50 Trails

Pleasanton Ridge Regional Park

9 Trails

Round Valley Regional Preserve

5 Trails

San Ramon

2 Trails

Shadow Cliffs Regional Recreation Area

3 Trails

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Featured Hikes in Tri-Valley - 13

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A distant view of the waterfalls on Mount Diablo's Falls Trail

Mount Diablo Falls Loop

5.4 mi 8.6 km • Loop • 1,107 ft Ascent 337.33 m Ascent

(14) Clayton, CA

Making our way on the North Juniper Trail. It was so chilly!

Mount Diablo Four Peaks Loop

15.4 mi 24.7 km • Loop • 4,406 ft Ascent 1342.93 m Ascent

(10) Clayton, CA

First view of Mt Diablo against the rising sun

Eagle Peak Out and Back

4.2 mi 6.8 km • Out and Back • 1,435 ft Ascent 437.34 m Ascent

(2) Alamo, CA

Mt. Diablo Summit Loop - South

16.0 mi 25.8 km • Loop • 3,679 ft Ascent 1121.47 m Ascent

(5) Diablo, CA

Elderberry - Rocky View - Cuestas Loop

8.1 mi 13.1 km • Loop • 1,397 ft Ascent 425.89 m Ascent

(7) Danville, CA

Juniper to Summit Loop

6.6 mi 10.6 km • Loop • 1,737 ft Ascent 529.47 m Ascent

(9) Diablo, CA

Mount Diablo Summit Loop - North

13.7 mi 22.1 km • Loop • 3,378 ft Ascent 1029.66 m Ascent

(8) Clayton, CA

Mount Diablo and Eagle Peak seen from Mitchell Rock

Eagle Peak Loop

6.5 mi 10.4 km • Loop • 1,983 ft Ascent 604.31 m Ascent

(7) Clayton, CA

Trails in Tri-Valley - 117

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6.2 mi 10.0 km #1Summit Trail Intermediate/Difficult Diablo, CA	Intermediate/Difficult	6.2 mi 10.0 km	Diablo, CA	3
1.7 mi 2.7 km #2Deer Flat Fire Road Intermediate Diablo, CA	Intermediate	1.7 mi 2.7 km	Diablo, CA	2
1.9 mi 3.1 km #3Back Creek Trail Intermediate/Difficult Clayton, CA	Intermediate/Difficult	1.9 mi 3.1 km	Clayton, CA	1
3.7 mi 5.9 km #4Oyster Point Trail Intermediate/Difficult Blackhawk, CA	Intermediate/Difficult	3.7 mi 5.9 km	Blackhawk, CA	1
1.0 mi 1.7 km #5North Juniper Trail Easy/Intermediate Diablo, CA	Easy/Intermediate	1.0 mi 1.7 km	Diablo, CA	1
0.7 mi 1.2 km #6Grey Fox Trail Intermediate San Ramon, CA	Intermediate	0.7 mi 1.2 km	San Ramon, CA	1
3.2 mi 5.2 km #7Maguire Peak Loop Trail Easy/Intermediate Fremont, CA	Easy/Intermediate	3.2 mi 5.2 km	Fremont, CA	1
1.6 mi 2.6 km #8Mitchell Rock Trail Intermediate/Difficult Clayton, CA	Intermediate/Difficult	1.6 mi 2.6 km	Clayton, CA	1
1.3 mi 2.1 km #9Bald Ridge Trail Intermediate/Difficult Clayton, CA	Intermediate/Difficult	1.3 mi 2.1 km	Clayton, CA	1
2.8 mi 4.5 km #10Eagle Peak Trail Intermediate/Difficult Clayton, CA	Intermediate/Difficult	2.8 mi 4.5 km	Clayton, CA	1
1.1 mi 1.7 km #11Falls Trail Intermediate Clayton, CA	Intermediate	1.1 mi 1.7 km	Clayton, CA	1
3.8 mi 6.1 km #12Iron Horse Regional Trail: Stone Valley Rd - Sycamore Valley Rd Easy Alamo, CA	Easy	3.8 mi 6.1 km	Alamo, CA	1
1.0 mi 1.6 km #13North Peak Trail Intermediate Blackhawk, CA	Intermediate	1.0 mi 1.6 km	Blackhawk, CA	3
5.0 mi 8.1 km #14Tassajara Ridge Trail Intermediate Dublin, CA	Intermediate	5.0 mi 8.1 km	Dublin, CA	3
2.9 mi 4.7 km #15Rocky Ridge View Trail Easy/Intermediate Danville, CA	Easy/Intermediate	2.9 mi 4.7 km	Danville, CA	3
3.5 mi 5.6 km #16Brushy Peak Loop Trail Easy/Intermediate Livermore, CA	Easy/Intermediate	3.5 mi 5.6 km	Livermore, CA	4
5.5 mi 8.8 km #17East Shore Trail Easy/Intermediate Livermore, CA	Easy/Intermediate	5.5 mi 8.8 km	Livermore, CA	3
3.9 mi 6.2 km #18Prospector's Gap Fire Road Intermediate/Difficult Clayton, CA	Intermediate/Difficult	3.9 mi 6.2 km	Clayton, CA	2
4.2 mi 6.8 km #19Madrone Trail Intermediate Alamo, CA	Intermediate	4.2 mi 6.8 km	Alamo, CA	2
1.4 mi 2.3 km #20Heron Bay Trail - North Intermediate Livermore, CA	Intermediate	1.4 mi 2.3 km	Livermore, CA	2