5.0
(13)
319
hikers
16
hikes
Hiking around Antioch explores a landscape characterized by rolling hills, grasslands, and oak woodlands. The region features several regional parks and offers views of the Sacramento-San Joaquin River Delta. The terrain also includes areas with remnants of the region's coal mining history, particularly within Black Diamond Mines Regional Preserve. Nearby Mount Diablo presents a more rugged environment with varied ecosystems and elevation changes.
Last updated: April 26, 2026
3
hikers
6.44km
01:54
190m
190m
Hike the easy 4.0-mile Old Homestead Loop Trail through rolling hills and historical mining areas in Black Diamond Mines Regional Preserve.
2
hikers
7.38km
02:02
120m
140m
Embark on the East and West Shore Loop Trail for a moderate hike that offers refreshing lake views and seasonal wildflowers. This 4.6-mile (7.4 km) route guides you around the prominent Contra Loma Reservoir, providing a pleasant experience as you walk its shores. You can expect to gain about 393 feet (120 metres) in elevation, making it a good workout without being overly strenuous. Most hikers complete the loop in approximately 2 hours and 2 minutes, leaving plenty of time to enjoy the natural surroundings.
Before you head out, confirm any potential entrance fees or current conditions by checking the Contra Loma Regional Park's official website. Parking is typically available right at the trailhead, which makes starting your hike quite convenient. While there are no specific warnings like snow or road closures usually noted for this trail, it is always wise to verify conditions before your visit. This trail is known to be both dog-friendly and family-friendly, welcoming a wide range of visitors.
The route is a popular choice for those seeking a balanced outdoor adventure within Contra Loma Regional Park. Its accessibility and scenic features, particularly around the reservoir, make it stand out in the area. You will find that the trail offers a consistent and enjoyable experience, perfect for a leisurely outing or a quick escape into nature.

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3
hikers
12.7km
03:51
440m
440m
Hike the moderate 7.9-mile Black Diamond Mines Ridge Trail Loop for panoramic views, varied terrain, and historical mining remnants.
1
hikers
9.42km
02:46
270m
260m
Hike the moderate Star Mine Trail for 5.9 miles (9.4 km) through historical mining landscapes and scenic views in Black Diamond Mines Region
1
hikers
9.44km
02:52
320m
280m
Hike the moderate 5.9-mile Stewartville, Corcoran Mine, and Ridge Loop for panoramic views and varied terrain in Black Diamond Mines Regiona
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Contra Loma Park forms a very large protected green space south of Contra Costa Canal and Antioch Community Park. It preserves some Trails named for the native American groups that once lived and thrived in this watershed, part of which might now be flooded by the Contra Loma Reservoir
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This barred tunnel was once a bustling entrance to the Star Mine, one of the most active coal mines in the area, providing a livelihood for many families. The rusted bars that now block the entrance are a stark reminder of the mine's past glory and the hard work that went into extracting coal from deep beneath the earth's surface.
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Contra Loma Reservoir is an 80-acre reservoir located in Contra Loma Regional Park that offers year-round fishing and summer swimming. Additionally, there are hiking and biking trails around the reservoir.
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This barred tunnel was once a bustling entrance to the Star Mine, one of the most active coal mines in the area, providing a livelihood for many families. The rusted bars that now block the entrance are a stark reminder of the mine's past glory and the hard work that went into extracting coal from deep beneath the earth's surface.
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This preserve is a treasure trove of history, home to the remnants of three mining towns, including former coal and sand mines. The park features include an underground visitor center, guided tours of a former sand mine, and 60 miles (97 km) of trails to explore that crisscross the rolling foothill terrain. The trails offer stunning views of the surrounding landscape, which is a mix of grassland, California oak woodland, California mixed evergreen forest, and chaparral, making it a nature lover's paradise.
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Contra Loma Reservoir is an 80-acre reservoir located in Contra Loma Regional Park that offers year-round fishing and summer swimming. Additionally, there are hiking and biking trails around the reservoir.
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Yes, many trails in the Antioch area are dog-friendly, but policies can vary. Black Diamond Mines Regional Preserve is a popular spot for dog walkers, though dogs must be on a leash in developed areas like picnic spots and parking lots. Always check the specific park regulations before you go and be prepared to keep your dog on a leash.
For a family-friendly outing, Contra Loma Regional Park is an excellent choice. It offers accessible paths around a scenic reservoir. Another great option is the Lougher Loop Trail, which is a relatively easy walk within the historic Black Diamond Mines preserve, offering a mix of nature and history.
For a serious challenge, head to the nearby Mount Diablo State Park. While not directly in Antioch, it's a major destination for local hikers seeking strenuous climbs and rewarding panoramic views from the summit. The park features numerous trails with significant elevation gain.
The terrain is quite varied. You'll find everything from paved, flat paths like the Mokelumne Trail to the rolling, grassy hills with oak woodlands in Black Diamond Mines and Round Valley Regional Preserve. Many trails are exposed with little shade, so it's important to be prepared for sun and heat, especially in summer.
Yes, Antioch has several excellent loop trails, which are perfect for a day's hike without needing to retrace your steps. Many of the most popular routes in Black Diamond Mines Regional Preserve are loops that take you through the park's varied landscapes and historical sites. Contra Loma Regional Park also features a well-loved loop around its reservoir.
The two most prominent parks for hiking are Black Diamond Mines Regional Preserve and Contra Loma Regional Park.
Black Diamond Mines is a large, highly-regarded preserve known for its blend of natural beauty and coal mining history. Contra Loma is a popular favorite for its easy reservoir loop and picnic areas. For a quieter experience, you might also explore Round Valley Regional Preserve.
The hiking routes around Antioch are highly rated by the komoot community, with an average score of nearly 5 stars. Hikers often praise the unique combination of California's rolling golden hills and the fascinating mining history found within Black Diamond Mines Regional Preserve.
The landscape around Antioch is primarily characterized by rolling hills, grasslands, and reservoirs, so prominent waterfalls are not a common feature of the local trails. Hikes here focus more on expansive views, historical sites, and the unique delta environment.
Most regional parks, such as Black Diamond Mines and Contra Loma, have designated parking areas near the trailheads. However, these lots can fill up, especially on weekends. There is often a parking fee collected at the entrance kiosk, so it's a good idea to have cash on hand. Arriving early is the best way to secure a spot.
The Corteva Wetlands Preserve is an excellent destination for wildlife enthusiasts, offering trails through tidal wetlands with opportunities to see beavers and a variety of birdlife. Additionally, Big Break Regional Shoreline, located on the river delta, is a key habitat for birds and turtles.
There are nearly 30 curated hiking routes to explore around Antioch on komoot. These range from easy, family-friendly walks to more challenging moderate hikes, offering plenty of options for different fitness levels and interests.


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