Union City, California

Looking for the best hiking in Union City? We've got you covered with the top trails, trips, hiking, backpacking, camping and more around Union City. The detailed guides, photos, and reviews are all submitted by the Outbound community.

Top Hiking Spots in and near Union City

  • Walnut Creek, California

    Sugarloaf Open Space Loop

    1.91 mi / 243 ft gain
    Sugarloaf Open Space Loop is an almost 2-mile loop for hiking, running and walking. This trail is relatively easy and takes under one hour to hike. This loop is dog friendly. 
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  • Livermore, California

    Condor, Volvan, Stone Corral, Coyote Loop

    4.5
    4.38 mi / 620 ft gain
    This regional preserve is perfect for day hikes. There are also designated campsites and even a backpack campsite. Horses and dogs are welcome in the preserve. There are many different clearly marked trails that one can choose from. A good 4.5 mile loop is to start at the Park Residence entrance...
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  • Oakland, California

    Sibley Volcanic Trail Labyrinths

    3.0
    2 mi / 144 ft gain
    From Skyline Blvd, pull into the staging area for Sibley Volcanic Regional Preserve, you'll see the sign. Parking here is usually easy to find. You'll find an unstaffed visitor center with a restroom, park maps and informational displays featuring the history and geology of the park. Sibley is a...
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  • Walnut Creek, California

    Camp at Juniper Campground in Mount Diablo SP

    Mount Diablo's summit in Mount Diablo State Park rises to 3,848ft, with Juniper Campground in Mount Diablo SP is at approximately 3,000ft in elevation.  Juniper Campground overlooks the valley below and some of the San Francisco Bay.  Reservations for Juniper Campground can be made at Reserveamer...
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  • Walnut Creek, California

    Juniper to the Summit Loop Trail and Meridian Ridge

    6.56 mi / 2037 ft gain
    Juniper to the Summit Loop Trail and Meridian Ridge is a loop trail that is strenuous located near Diablo, California.
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  • Portola Valley, California

    Windy Hill via Anniversary Trail Loop

    0.89 mi / 164 ft gain
    To get a good viewing point for the sunrise, take a quick on the Anniversary Trail up to Windy Hill. This is a real bang-for-your-buck adventure as the trail isn't too long and you get to see a spectacular sunrise combined with great views of both the Bay Area and out towards the ocean. Note tha...
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  • Portola Valley, California

    Windy Hill: Spring Ridge, Anniversary Loop

    5.0
    6.18 mi / 1421 ft gain
    There are a few options to hiking Windy Hill Open Space Preserve. Usually I would recommend parking in the lot on Portola Road, but because the preserve doesn't open until 30 minutes before sunrise, it's best to park up on Skyline Boulevard (Highway 35). There are two places to park up on Skyline...
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  • Redwood City, California

    Whittemore Gulch Trail

    4.0
    6.79 mi / 1791 ft gain
    This trail starts out going downhill towards the ocean for the first half, which makes for a tough end to the hike as you trek back up the ridge.  However, there are nice ocean and hilltop views that are worth the climb. On this trail, you'll pass 60+ banana slugs if conditions are right. They ar...
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  • Redwood City, California

    Whittemore Gulch and Harkins Ridge Loop Trail

    4.6
    6.43 mi / 1772 ft gain
    There are two places to park for this specific loop- the main parking area on Highway 35 (Skyline Boulevard) and a smaller parking lot on the western end of the park. I would recommend parking at whichever is closest. Find directions to both on Openspace.org. From the main parking lot, the trail...
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  • Redwood City, California

    Whittemore Gulch and Purisima Creek Loop Trail

    9.27 mi / 2165 ft gain
    The Whittemore Gulch and Purisima Creek Loop Trail, nestled in the scenic Purisima Creek Redwoods Open Space Preserve near Redwood City, California, is a popular choice for hikers looking for a moderately challenging yet rewarding experience. This 9-mile loop trail winds through lush redwood fo...
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  • Burlingame, California

    Mills Canyon Nature Area Trail Loop

    4.0
    1.45 mi / 331 ft gain
    Nestled within Burlingame, California, the Mills Canyon Nature Area Trail Loop offers hikers a serene escape into nature. This approximately 1.5-mile loop meanders through diverse landscapes, including mixed woodlands and grasslands, providing opportunities for birdwatching and enjoying native ...
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  • Redwood City, California

    Old Growth Redwood Loop

    4.4
    5.68 mi / 1480 ft gain
    This hike starts at the parking lot of the El Corte de Madera Open Space Preserve. The lot is located roughly a mile south on Skyline Boulevard from the Skeggs Point Vista. From the parking lot, take the Methuselah Trail for 0.3 miles until you reach the Timberview Trail. Take this trail for anot...
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  • Walnut Creek, California

    Run the Mt. Diablo Foothill Loop

    5.0
    6.2 mi / 875 ft gain
    Continue by car down Castle Rock Road until it dead ends at the beginning of the trail. Parking is usually easy to find. If full, there is another overflow lot about 500 ft back the way you came in.You'll walk a good half mile down the trail before getting the main gate. As you're walking, you'll...
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  • Los Altos, California

    Stevens Creek & Canyon Loop

    4.5
    2.77 mi / 446 ft gain
    This hike is best done in the late fall, winter, and spring so that the creek is running and the hills are green. Starting at the preserve parking lot, the first half of the hike is predominantly downhill. At the main trailhead, start in the direction of the Stevens Creek Nature Trail, as told by...
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  • Los Altos, California

    Black Mountain and Stevens Creek Canyon

    4.0
    5.47 mi / 1066 ft gain
    This hike can be done during any season, but for the creek to be running and for more comfortable temperatures, it is best to go on a cool winter or spring day. Starting at the preserve parking lot, take the Stevens Creek nature trail, allowing you to witness spectacular views of a large, forest...
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  • Burlingame, California

    Ed Taylor Loop Trail

    4.0
    1.42 mi / 295 ft gain
    This hike can be done at any time of year. Hiking in winter and spring means that many varieties of wildflowers will be present, and the creek will have much more water. Summer and fall mean higher temperatures and drier conditions, but the hike is still a pleasant experience. Begin the hike at ...
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