4.9
(99)
1,988
hikers
140
hikes
Hiking around Union City offers access to a variety of regional parks and natural areas in the East Bay, California. The landscape features rolling hills, freshwater lakes, and marshlands bordering the San Francisco Bay. These areas provide diverse terrain for outdoor activities, ranging from gentle lakeside paths to trails with moderate elevation changes. The region's parks are characterized by open spaces, native vegetation, and views of the surrounding urban and natural environments.
Last updated: June 24, 2026
5.0
(1)
26
hikers
4.70km
01:12
20m
20m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
17
hikers
5.21km
01:32
160m
160m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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5.0
(2)
9
hikers
8.21km
02:35
310m
300m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
5
hikers
5.48km
01:43
210m
210m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5
hikers
7.80km
02:04
70m
70m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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On a clear day you can see all the way across the bay, past the San Mateo-Hayward Bridge.
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Nice view from the top of Red Hill. You are treated with a view back onto Freemont and onto the San Francisco Bay.
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Rainbow Lake is the second-biggest lake of the Quarry Lake Regional Park and a tranquil spot in Fremont.
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If you are looking for a trail running adventure that combines history and nature, you might want to check out the Tuibun Ohlone Village Site at Coyote Hills Regional Park. This site is more than 2,000 years old and was home to one of the many Ohlone tribes that lived in the San Francisco Bay Area. The Tuibun Ohlone Village Site is a great place to experience the past and present of this beautiful region.
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Incredible views of the San Francisco Bay from the Red Hill viewpoint.
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Rainbow Lake, is the second-biggest lake of the Quarry Lake Regional Park and a tranquil spot in Fremont.
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Part of the Quarry Lakes Regional Recreation Area, Horseshoe Lake is one of the biggest lakes of the area. Enjoy a quick swim here or a picnic lunch at one of the nearby picnic tables.
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Union City offers a variety of trails, primarily within regional parks, featuring rolling hills, marshlands, and lakeside paths. You'll find options ranging from easy, flat strolls to moderate climbs with panoramic views, catering to different fitness levels.
There are over 90 hiking routes documented around Union City on komoot. These include a good mix of easy paths, moderate trails, and a few more challenging options for experienced hikers.
Yes, many trails are suitable for families. For an easy and scenic walk, consider the Quarry Lakes Regional Park loop, which offers lakeside scenery. Another accessible option is the Red Hill & Nike Trail loop in Coyote Hills Regional Park, which is relatively short and has minimal elevation gain.
Many regional parks around Union City are dog-friendly, but policies can vary. For example, Coyote Hills Regional Park generally allows dogs on leash. It's always best to check the specific park's regulations before heading out to ensure a pleasant experience for you and your pet.
While hiking, you can explore various natural features. Lake Elizabeth offers serene lakeside views, and the Hayward Regional Shoreline provides opportunities to observe baylands. For historical context, the Pond SF2 with Historical Baylands Exhibit is also an interesting stop.
For those seeking more challenging terrain, trails like the High Ridge Trail loop in Dry Creek Pioneer Regional Park offer steady climbs and rewarding panoramic views. The Tolman Peak Trail loop in the same park also provides moderate elevation changes and varied terrain.
The hiking trails around Union City are highly regarded by the komoot community, with an average rating of 4.8 out of 5 stars from over 60 reviews. Hikers often praise the diverse landscapes, well-maintained paths, and the accessibility of nature within the East Bay region.
Yes, many of the popular trails in the area are designed as loops. Examples include the High Ridge Trail loop and the Tolman Peak Trail loop, both within Dry Creek Pioneer Regional Park, as well as the Quarry Lakes Regional Park loop.
While some regional parks may have limited public transport access, it's generally recommended to check local AC Transit bus routes or BART connections to see if they serve specific park entrances. Parking is often available at major trailheads, but it's advisable to confirm in advance.
Hiking in Union City is enjoyable year-round, but spring and fall offer the most pleasant conditions with mild temperatures and blooming wildflowers. Summer can be warm, so early morning or late afternoon hikes are preferable, especially on trails with less shade. Winter brings cooler temperatures and occasional rain, making trails less crowded but potentially muddy.
Absolutely. Trails like the Vista Peak Loop Trail in Garin Regional Park provide excellent vantage points. The ridge trails within Dry Creek Pioneer Regional Park, such as the High Ridge Trail loop, also offer expansive views of the surrounding East Bay landscape.


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