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Anthony Chabot
Antioch/Oakley
Ardenwood
Bay Point
Big Break
Bishop Ranch
Black Diamond Mines
Briones
Brooks Island
Browns Island
Brushy Peak
Carquinez Strait
Castle Rock
Claremont Canyon
Clayton Ranch
Contra Loma
Coyote Hills
Crockett Hills
Crown Beach
Cull Canyon
Deer Valley
Del Valle
Diablo Foothills
Don Castro
Dry Creek Pioneer
Dublin Hills
Dumbarton Quarry Campground
Five Canyons
Garin
Hayward
Huckleberry
Judge John Sutter
Kennedy Grove
Lake Chabot
Las Trampas
Leona Canyon
Little Hills
Martin Luther King Jr.
Martinez, see Radke Martinez
McLaughlin Eastshore
Miller/Knox
Mission Peak
Morgan Territory
Ohlone Wilderness
Oyster Bay
Pleasanton Ridge
Point Isabel
Point Pinole
Quarry Lakes
Radke Martinez
Reinhardt Redwood
Roberts
Round Valley
Shadow Cliffs
Sibley
Sobrante Ridge
Sunol
Sycamore Valley
Temescal
Thurgood Marshall
Tilden
Tilden Botanic Garden
Tilden Nature Area
Vargas Plateau
Vasco Caves
Waterbird
Wildcat Canyon
Event Listing
Event Calendar
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July 2025
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Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
29
30
1
2
3
4
5
Hikes for Tykes: Redwood (Canyon Meadow)
10:30am
-
11:45am
Discovery Club - Independence Week
9:00am
-
11:00am
Summer Science with the Library
10:00am
-
11:30am
Fish Feeding
3:00pm
-
3:30pm
Discovery Club - Independence Week
9:00am
-
11:00am
Historic Days
10:00am
-
4:00pm
Movie Night
8:00pm
-
10:00pm
Discovery Club - Independence Week
9:00am
-
11:00am
Alameda 4th of July Parade
10:00am
-
1:00pm
Independence Day Celebration
10:00am
-
4:00pm
July 4th Open House
1:00pm
-
4:00pm
Bird Exploration
8:00am
-
10:00am
Discovery Club - Independence Week
9:00am
-
11:00am
Geology Rocks!
9:00am
-
11:00am
More Events >
6
7
8
9
10
11
12
Exploring Delta Waters
9:30am
-
10:00am
Nature Photography Walk
10:00am
-
11:00am
Caught on Camera
10:00am
-
12:00pm
More Events >
Junior Lifeguard - Session 2 - Crown Beach
9:00am
-
4:00pm
Aquatic Adventure Camp - Session 2 - July 7 - July 11
9:00am
-
3:00pm
Junior Lifeguard - Session 2 - Cull Canyon
9:00am
-
4:00pm
More Events >
Summer Morning Leisure Paddle
9:00am
-
12:00pm
Big Break Littles
10:00am
-
11:00am
Sea Squirts: Incredible Insects
10:30am
-
11:45am
Tern Town Birdwalk
8:00am
-
11:00am
Toddler Time
10:30am
-
11:45am
Fish Feeding
3:00pm
-
3:30pm
Bat Watch Wednesday!
7:45pm
-
9:15pm
Historic Days
10:00am
-
4:00pm
Sharks in the Park (1-3pm): Boat Ride Through Ancient Times
1:00pm
-
3:00pm
Sharks in the Park (5-7pm): Boat Ride Through Ancient Times
5:00pm
-
7:00pm
Grunion Search
11:30pm
-
1:30am
Historic Days
10:00am
-
4:00pm
Story Time
10:30am
-
11:00am
Cosmic Creatures
3:00pm
-
4:00pm
Pastimes of the Past
7:30pm
-
9:00pm
Discovery Club
9:00am
-
11:00am
Canine Capers
9:00am
-
11:00am
Walk and Talk with Alameda County District Supervisor Elisa Márquez
9:00am
-
11:00am
More Events >
13
14
15
16
17
18
19
Sunday Stroll: Redwood (Canyon Meadow)
8:30am
-
11:00am
Exploring Delta Waters
9:30am
-
10:00am
Wheat Harvest
10:00am
-
3:00pm
More Events >
Leaders-in-Training- Don Castro 7.14 - 7.18
9:00am
-
4:00pm
Leaders-in-Training- Roberts 7.14 - 7.18
9:00am
-
4:00pm
Bay Adventure Camp - Session 3 - July 14 - July 18
9:00am
-
4:00pm
More Events >
The Over-the-Hills Gang: Sibley
10:00am
-
12:30pm
Hikes for Tykes: Encinal Beach
10:30am
-
11:45am
Water Wonders
1:00pm
-
2:00pm
Fish Feeding
3:00pm
-
3:30pm
Night of the Bats
7:30pm
-
9:00pm
Historic Days
10:00am
-
4:00pm
Sip and Stroll
6:30pm
-
8:00pm
Bats in the Evening
7:30pm
-
9:30pm
Historic Days
10:00am
-
4:00pm
Story Time
10:30am
-
11:00am
Pastimes of the Past
7:30pm
-
9:00pm
Discovery Club
9:00am
-
11:00am
Archery Introduction
9:30am
-
11:30am
Cafecito in Nature-Con Los Arboles
10:00am
-
12:00pm
More Events >
20
21
22
23
24
25
26
Exploring Delta Waters
9:30am
-
10:00am
Wheat Harvest
10:00am
-
3:00pm
Historic Days
10:00am
-
4:00pm
More Events >
Aquatic Adventure Camp - Session 4 - July 21 - July 25
9:00am
-
3:00pm
Junior Lifeguard - Session 4 - Cull Canyon
9:00am
-
4:00pm
Leaders-in-Training- Roberts 7.21 - 7.25
9:00am
-
4:00pm
More Events >
Del Valle Boat Tour (AM): Water, Wildlife, Wilderness
9:30am
-
11:30am
Wednesday Walk: Anthony Chabot
9:30am
-
1:00pm
Del Valle Boat Tour (PM): Water, Wildlife, Wilderness
1:00pm
-
3:00pm
More Events >
Historic Days
10:00am
-
4:00pm
Hike and Storytime: Tilden Nature Area
11:00am
-
12:30pm
Night of the Bats
7:30pm
-
9:00pm
Grunion Search
11:45pm
-
1:45am
Historic Days
10:00am
-
4:00pm
Story Time
10:30am
-
11:00am
Pastimes of the Past
7:30pm
-
9:00pm
Lights, Moths, Action!
8:30pm
-
10:00pm
Sunrise Wonders
5:45am
-
8:30am
The Beauty & Wonder of Birds
8:00am
-
9:30am
Hiking Poles: Skills & Techniques + Redwood Hike
8:30am
-
2:30pm
More Events >
27
28
29
30
31
1
2
Exploring Delta Waters
9:30am
-
10:00am
California Plant Families
10:00am
-
12:00pm
Ardenwood 40th Anniversary
10:00am
-
3:00pm
More Events >
Junior Lifeguard - Session 5 - Crown Beach
9:00am
-
4:00pm
Aquatic Adventure Camp - Session 5 - July 28 - August 1
9:00am
-
3:00pm
Junior Lifeguard - Session 5 - Cull Canyon
9:00am
-
4:00pm
More Events >
The Over-the-Hills Gang: Miller Knox
10:00am
-
12:30pm
Toddler Time
10:30am
-
11:45am
Fish Feeding
3:00pm
-
3:30pm
Sunset Photography Walk
6:30pm
-
8:00pm
Birding at Big Break
9:00am
-
10:30am
Historic Days
10:00am
-
4:00pm
Night of the Bats
7:30pm
-
9:00pm