Mariners Island Park
Interactive Park Map
About the Location
A Peaceful Retreat
Tucked away in San Mateo, California, Mariners Island Park is that quiet nearby retreat you've been looking for. The waterfront setting creates a calm, tranquil vibe that feels miles away from city life, even though you're still very much in the urban landscape.
Kids will love the multiple play areas scattered within the park. There's a sandbox that's meant for the little ones to build their sandcastles and dig to their heart's content. We should mention that some of the play equipment is showing its age a bit - nothing that affects the fun factor, just something to be aware of.
Waterfront Magic
What really sets this park apart is the waterway running alongside it. The water brings a certain serenity to the space and attracts all sorts of waterfowl that are fascinating to watch.
If you're into wildlife observation, you'll discover plenty to keep your binoculars busy. Just a heads up - the local geese sometimes leave their mark on the grass areas, which might limit your seating options on occasion. Nature's little reminder that we're sharing their space!

Room to Play
The grassy area here is generous enough for whatever casual game you might want to get going - toss a frisbee, kick a soccer ball around, or just spread out a blanket for an impromptu picnic. If you prefer proper seating, there are several picnic tables available too.
Sports fans haven't been forgotten - the park features a baseball diamond that's fantastic for pickup games when it's not being used for organized play.
The Practical Stuff
One thing that makes this park family-friendly is the accessible restrooms - always a plus when you're out with kids or planning to spend several hours enjoying the outdoors.
Overall, the park is kept clean and well-maintained, but you might spot some graffiti here and there. It's a reality of urban parks, but doesn't detract much from the experience.
Community Vibes
What makes Mariners Island Park special is how it accommodates many different needs. If you're looking for a place to exercise, entertain the kids, or just find a quiet spot to read, you'll find options for all of these activities here.
Its somewhat hidden location on Shoal Drive contributes to that peaceful feeling that keeps locals coming back. It's not the biggest or flashiest park around - and perhaps that's part of its charm.
All Features & Facilities
Active Recreation
Nature & Wildlife
Water Features & Activities
Visitor Services
Food & Gathering
Photo Gallery (click to enlarge)

ParkMagnet Score
Good Park
Park Size
Opening Hours
Weather
Near Mariners Island Park
Top Restaurant Picks
Lazy Dog Restaurant & Bar
0.3 miles2208 Bridgepointe Pkwy, San Mateo, CA 94404
Relaxed American restaurant featuring global comfort dishes like burgers, stir-fries, and pastas in lodge-style surroundings.
Benihana
0.3 miles2204 Bridgepointe Pkwy, San Mateo, CA 94404
Japanese teppanyaki restaurant featuring skilled chefs preparing hibachi-grilled dishes with entertaining tableside performances.
Armadillo Willy's BBQ
0.4 miles2260 Bridgepointe Pkwy, Foster City, CA 94404
Texas-inspired barbecue spot featuring wood-fired meats, tender ribs, and flavorful brisket with classic sides.
Top Hotel Picks
Hilton Garden Inn San Mateo
0.3 miles2000 Bridgepointe Cir, San Mateo, CA 94404
Contemporary suburban hotel offering comfortable accommodations with modern amenities, free parking, and convenient location.