Dumbarton Quarry Campground On The Bay

Star4.37
149 reviews
9400 Quarry Road, Fremont, CA 94555

Quick Facts

72 ft

Price

$4/night

Booking

Reservable

Sites

63 campsites

Season

Year-round

Cell

Has Service

Pets

Very Pet Friendly

RV FriendlyElectricShowersWiFi

Opens East Bay Regional Park District site

Official Website
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Dumbarton Quarry Campground On The Bay
$4.00 - $4.00 / night
Campsite Fees
Day use parking fee is $4. Overnight camping fees likely vary based on site type and amenities, but specific amounts are not mentioned.
Standard Site Fee$0.00
Hookup Site Fee$0.00
Premium Site Fee$0.00
Hike and Bike Site Fee$0.00
Group Site Fee$0.00
Food Storage Locker Fee$0.00

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Provider
1-888-327-2757
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What Campers Say

4.37

Recommended

Based on 149 reviews

86 Google reviews

Most mentioned

cleanshowersspacioushiking

Some mention

noise

"Overall, users praise the cleanliness, modern facilities, and accessibility of the campground, as well as its connectivity to hiking trails and proximity to urban areas. However, some users report issues with lack of shade, wind, and certain facilities yet to open (e.g., camp store). Mixed reviews on staff interactions and reservation policies are also noted."

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Campground Map

9400 Quarry Road, Fremont, CA 94555

Dumbarton Quarry Campground On The Bay

9400 Quarry Road, Fremont, CA 94555

Driving directionsFrom I-880, take CA-84 to Paseo Padre North, left on Quarry Road, right into the Campground.
Accessible via paved roads; located immediately north of the toll plaza for the Dumbarton Bridge on Highway 84.
Nearby places
Fremont (Distance and travel time unspecified)
Nearby supplies
Located 1.4 miles from Safeway. Commercial district with restaurants and grocery stores within greater than 1 mile.

Best Time to Camp at Dumbarton Quarry Campground On The Bay

The Bay's maritime influence creates a microclimate of contrasts here. Expect refreshing breezes that keep summer temperatures surprisingly cool—perfect for active adventures without the swelter. Winter brings occasional rain showers that green the hillsides, while the campground's signature winds carry the salt-sweet scent of nearby marshlands year-round. Pack layers and embrace the elements that make this coastal camping experience so distinctive.

Summer(Jun-Aug)
3.0 / 5

Maritime breezes keep summers cool; however, summer can be windy which some find unpleasant.

Fall(Sep-Nov)
4.0 / 5

Spring and fall preferred per overview; mild weather and good trail conditions noted.

Best
Spring(Mar-May)
4.0 / 5

Spring preferred in reviews for mild weather and good wildlife viewing along trails.

Winter(Dec-Feb)
3.0 / 5

Open year-round; winters are cooler with potential rain but campground remains accessible.

Planning Tips
  • Peak Season: Peak season details not provided.. Book 2-3 months ahead.
  • Operating Season: Open year-round.
  • Current Alerts: No active alerts noted.

About Dumbarton Quarry Campground On The Bay

Where the San Francisco Bay meets rolling hillsides, Dumbarton Quarry Campground transforms 45 acres of reclaimed industrial land into an outdoor enthusiast's basecamp. With 63 thoughtfully designed campsites—including full-hookup RV spots and two secluded tent-only havens—this unique destination places you at the crossroads of wetland wonders and grassy hill country. Miles of hiking and biking trails branch out from your doorstep, inviting exploration of this remarkable Bay Area landscape.
The campground offers RV sites with full hookups and two designated tent sites. All RV sites feature concrete pads, 50-amp electricity, water, and sewer hookups, while the tent sites are unpaved and have access to water. Group camping and cabin lodging are not available.
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Reserving a campsite

Check-in
Check-in gates open at 8 AM.
Check-out
Check-out gates close at 10 PM.
Stay Limit
Maximum 15-day stay (specific rules apply).

Amenities available

Showers
Potable water
Electricity hookups
WiFi
Flush toilets
Fire rings

Activities you can enjoy

The campground offers various activities such as hiking, biking, birdwatching, and photography. Its extensive trail system connects to nearby parks like Coyote Hills Regional Park and the San Francisco Bay National Wildlife Refuge. Trails range from easy paths suitable for families to more challenging routes for experienced hikers. A reviewer noted: 'There are lots of trails, 13 miles of trails. Some are easy, and some are hill climbing trails with amazing views.'
HikingThe campground connects to miles of hiking trails that range in difficulty. Trails lead to Coyote Hills Regional Park and Alameda Creek Trail, offering opportunities for birdwatching and scenic views. 'Some are easy trails, and some a bit harder hill climbing trails with amazing views,' remarked one user.
BikingBike trails are available and connect to nearby parks. The Alameda Creek Trail is a popular route for cyclists. A user stated: 'A trail leads to the Coyote Hills so you can ride your bike or hike there.'
Wildlife viewingThe campground's proximity to marshlands and wetlands provides opportunities to observe a variety of birds and other wildlife such as deer, rabbits, and foxes. A user shared: 'Willow stands and marshes provide ample habitat for a large variety of birds and other animals.'
Cultural and Educational ProgramsThe nearby Coyote Hills Visitor Center offers educational exhibits about the Tuibun Ohlone people and the region's marshlands. Visitors can watch films and explore the Nectar Garden, which attracts birds and butterflies.
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Policies & Safety

Hazards & AlertsFrequent wind mentioned by users. Seasonal restrictions on fires due to dry conditions. Users complained about weed control issues and fox tails posing challenges for pets.
Active AlertsNo active alerts noted.

Weather at Dumbarton Quarry Campground On The Bay

Reviews

4.4
149 reviews
Recommended
Recommended
Dumbarton Quarry Campground On The Bay is recommended, placing it in the top 40% of campgrounds based on reviews
Overall, users praise the cleanliness, modern facilities, and accessibility of the campground, as well as its connectivity to hiking trails and proximity to urban areas. However, some users report issues with lack of shade, wind, and certain facilities yet to open (e.g., camp store). Mixed reviews on staff interactions and reservation policies are also noted.
Review Summaries
Based on 149 reviews

What Campers Love

Clean and modern facilities, spacious RV sites, well-maintained trails, and excellent Wi-Fi. Reviewers appreciate the family-friendly amenities such as the playground and grassy areas. Comment...
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Based on 149 reviews

Common Concerns

Concerns include the lack of shade due to immature trees, windy conditions, and no camp store as of yet. Some users encountered rude staff or issues with reservation policies. A user noted, 'The...
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Based on 149 reviews

Pro Tips & Recommendations

Bring shade structures as there are no mature trees. Check reservation policies carefully as last-minute bookings are not allowed. Utilize the trails for easy access to nearby parks.
Based on 149 reviews

Seasonal Insights

Spring and fall are preferred seasons due to mild weather. Summer can be windy, and winter months are cooler with potential rain.
Based on 149 reviews

Camper Quotes

1. 'All paved. Spotless NICE showers and bathrooms that are cleaned daily.' - Hiking with Hendrix 2. 'There are lots, 13 miles, of trails. Some are easy, and some are hill climbing trails with...
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Based on 149 reviews

Site-Specific Reviews

Site 42 was reported as challenging to access due to obstacles. Sites 61 and 62 are designated for tents.
Based on 149 reviews

Accessibility Features

Accessible features include ADA-compliant restrooms, showers, and playground facilities. A reviewer noted, 'Even the dog poop bags are nice throughout the park,' highlighting attention to pet owner...
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Based on 149 reviews

Pet-Friendly Features

Pets are allowed; however, users recommend walking pets on paved areas due to stickers and burrs in the grass. A reviewer stated, 'There is no place to let my dog off leash within the grounds.'
Based on 149 reviews

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Last updated January 5, 2026
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