A bird sitting on a nest of eggs.

Hiking Near Fairfield, California

Shorter Routes icon

Shorter Routes

These hikes keep it under 5 miles and climb less than 1,500 feet, making them ideal for quicker outings or lower-key days. Perfect for a morning stretch, a casual afternoon, or getting outside without committing to a big push. Don’t let the stats fool you — many still pack in great views and rewarding moments.

Suisun Hill Trail Hike

Hike Route

Suisun Hill Trail Hike

Views
easy
1.09 mi
+171 ft
Eagle Trail

Hike Route

Eagle Trail

Dogs Allowed
easy
1.89 mi
+0 ft
Pena Adobe Loop Trail

Hike Route

Pena Adobe Loop Trail

Views
easy
0.92 mi
+192 ft
Blue Rock Springs Park

Hike Route

Blue Rock Springs Park

Views
easy
2.48 mi
+515 ft
Napa River Bay Trail + Glass Beach

Hike Route

Napa River Bay Trail + Glass Beach

Dogs Allowed
easy
2.03 mi
+0 ft
Westwood Hills Park

Hike Route

Westwood Hills Park

Less Crowded
easy
1.8 mi
+571 ft
Logo

Adventurous Routes

These routes go beyond 10 miles and are built for days when you want to cover more ground and push a little deeper. Expect longer distances, more effort, and bigger payoffs — whether that’s remote terrain, summit views, or a full-day challenge. Ideal for hikers looking to go farther and stay out longer.

Briones Reservoir Loop Trail

Hike Route

Briones Reservoir Loop Trail

Lake
moderate
13.17 mi
+1,801 ft
Mount Diablo Summit Loop - North

Hike Route

Mount Diablo Summit Loop - North

Views
strenuous
12.95 mi
+3,403 ft
Mount Diablo Hike via Mitchell Canyon Visitor Center

Hike Route

Mount Diablo Hike via Mitchell Canyon Visitor Center

Less Crowded
extreme
12.92 mi
+3,793 ft
Mount Diablo Four Peaks Loop

Hike Route

Mount Diablo Four Peaks Loop

Views
strenuous
14.77 mi
+4,740 ft
Wildcat Peak, San Pablo Reservoir, and Inspiration Point Loop

Hike Route

Wildcat Peak, San Pablo Reservoir, and Inspiration Point Loop

Lake
strenuous
10.4 mi
+1,633 ft
East Bay Skyline National Recreation Trail

Hike Route

East Bay Skyline National Recreation Trail

Views
extreme
32.1 mi
+6,161 ft

Other Nearby Routes

Not finding what you're looking for? These additional nearby hikes offer more ways to get outside and explore the area. With a mix of lengths, difficulty levels, and terrain, you're likely to find something that fits your plans for the day. And remember, you can always use the onX Route Builder to create your own adventure from scratch.

Skyline Park to Lake Marie Loop

Hike Route

Skyline Park to Lake Marie Loop

Lake
moderate
6.79 mi
+1,308 ft
Newell Open Space Preserve

Hike Route

Newell Open Space Preserve

Less Crowded
moderate
5.46 mi
+735 ft
Stebbins Cold Canyon Loop

Hike Route

Stebbins Cold Canyon Loop

Birding
strenuous
5.17 mi
+1,648 ft
Briones Regional Park Loop

Hike Route

Briones Regional Park Loop

Family Friendly
moderate
9.31 mi
+1,779 ft
Ohlone-Crystyl Ranch Loop

Hike Route

Ohlone-Crystyl Ranch Loop

Birding
moderate
5.35 mi
+909 ft
10k Loop at Briones

Hike Route

10k Loop at Briones

Birding
moderate
6.65 mi
+1,068 ft