Skip to main content
Show Mobile Menu
Select Language
English
Amharic
Arabic
Chinese (Traditional)
Filipino
Hindi
Hmong
Indonesian
Japanese
Khmer
Korean
Persian
Punjabi
Spanish
Thai
Ukrainian
Vietnamese
Jump Menu
Select a Park or Trail
Alameda Creek Regional Trail
Anthony Chabot
Antioch/Oakley
Ardenwood
Bay Point
Big Break
Bishop Ranch
Black Diamond Mines
Briones
Briones to Las Trampas Regional Trail
Briones to Mt. Diablo Regional Trail
Brooks Island
Browns Island
Brushy Peak
California Riding and Hiking Trail
Carquinez Strait
Castle Rock
Claremont Canyon
Contra Costa Canal Regional Trail
Contra Loma
Coyote Hills
Crockett Hills
Crown Beach
Cull Canyon
Del Valle
Delta de Anza Regional Trail
Diablo Foothills
Don Castro
Dry Creek Pioneer
Dublin Hills
Dumbarton Quarry Campground
East Bay Skyline National Recreation Trail
Five Canyons
Garin
Hayward
Huckleberry
Iron Horse Regional Trail
Juan Bautista de Anza National Historic Trail
Judge John Sutter
Kennedy Grove
Lafayette-Moraga Regional Trail
Lake Chabot
Las Trampas to Mt. Diablo Regional Trail
Las Trampas
Leona Canyon
Little Hills
Martin Luther King Jr.
Marsh Creek Regional Trail
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
San Francisco Bay Trail
San Pablo Bay Regional Shoreline Trail
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
Search Terms
Visit a Park
Parks
Visitor Centers
Trails
Trail Courtesy
Maps
Alerts & Closures
Rules & Regulations
New Visitors
Visitor Safety
ADA Accessibility
Things to Do
Calendar
Public Meetings
Community Meetings
Recreation
Archery
Biking
Boating
Camping
Fishing
Golfing
Hiking
Horseback Riding
Merry-Go-Round
Picnics
Swimming
Trains
Programs
Community Outreach
Day Camps
Educator Resources
Healthy Parks Healthy People
Naturalist Education
Outdoor Recreation
Registration
Youth and Teens
Reservations
Activity Registration
Event Venues
Permits
Get Involved
Become a Member
Donate
Volunteer
Our Work
Park Projects
Park Improvements
Regional Trails
Future Planning
Resource Management
Natural Resources
Biodiversity
Climate Adaptation
Grazing
Pest Management
Water Quality
Wildfire Resilience
Government Affairs
Public Safety
Police
Fire
Lifeguard
Human Resources
About Us
Board & Staff
Board of Directors
General Manager
Park Advisory Committee
Staff
Jobs
We Celebrate
Public Info
Annual Report
Awards
Bids & RFPs
Budget
Publications & Media
e-Newsletter
Interpretive Panels
Print Publications
Story Maps
Videos
Mission & Vision
History
Regional Parks Foundation
Compass Magazine
Memberships & Donations
Contact Us
Get Help
Calendar of Events
New to the Outdoors
Police
Register/Reserve
Report an Incident
Home
Calendar of Events
Explore Activities, Events, and Meetings
Back to top
Keyword Search
City
- Any -
Alameda
Alamo
Albany
Antioch
Bay Point
Berkeley
Brentwood
Castro Valley
Concord
Crockett
Danville
Dublin
El Cerrito
El Sobrante
Emeryville
Fremont
Hayward
Hercules
Lafayette
Livermore
Martinez
Moraga
Newark
Oakland
Oakley
Orinda
Pinole
Pittsburg
Pleasant Hill
Pleasanton
Richmond
San Leandro
San Lorenzo
San Pablo
San Ramon
Sunol
Union City
Walnut Creek
Age Focus
- Any -
Adults
All Ages
Kids (5-12 years)
Mature Adults
Pre-School
Teens (13-17 years)
Event Category
- Any -
Archery
Ardenwood Entry
Arts & Crafts
Birding
Boating/Kayaking/Paddling
Botanic Garden
Campfire Programs
Cooking
Cultural History
Day Camps
Farming & Farm Animals
Fishing
Fitness/Wellness
Gardening
Hikes
Holiday Activities
Mine Tours
Nature Exploration & Conservation
Pet Programs
Photography
Public Meeting
Special Events
Swim Entry
Swim Lessons/Junior Lifeguards
Tilden Little Farm Visits
Train Rides
Volunteer Opportunities
Walks
Wildlife
Related Parks
- Any -
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
Contra Loma
Coyote Hills
Crockett Hills
Crown Beach
Cull Canyon
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
Pagination
‹‹
Previous
April 2024
Next
››
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
31
1
2
3
4
5
6
Big Break Littles
10:00am
-
11:00am
The Over-the-Hills Gang: Contra Loma
10:00am
-
12:30pm
Big Break Littles
10:00am
-
11:00am
Take a Break In Nature-Powerful Pollinators
10:30am
-
12:00pm
More Events >
Wednesday Walk: Sibley to Redwood
9:30am
-
1:30pm
Executive Committee
10:30am
-
5:00pm
Toddler Time
10:30am
-
11:45am
Fish Feeding
3:00pm
-
3:30pm
Historic Days
10:00am
-
4:00pm
Historic Days
10:00am
-
4:00pm
Story Time
10:30am
-
11:00am
Take a Break In Nature-Rise of the Reptiles
10:30am
-
12:00pm
Spring Has Sprung
3:30pm
-
5:00pm
Wildflower Exploration - Naturalist's Choice - Bird Outing
9:00am
-
10:30am
Wildflower Exploration - Saturday
10:00am
-
11:00am
What's In the Water?
10:00am
-
11:30am
More Events >
7
8
9
10
11
12
13
Ramble Rocky Ridge
8:30am
-
1:30pm
Wildflowers of the Arroyo
8:30am
-
1:00pm
Wildflower Exploration - Naturalist's Choice - Single Mingle
9:00am
-
10:30am
More Events >
Monday Birding: Kennedy Grove
9:00am
-
12:00pm
Big Break Homeschool
10:00am
-
11:30am
Outdoor Discoveries! FLOWER POWER
10:30am
-
12:00pm
Big Break Homeschool
1:00pm
-
2:30pm
Mini Miners
10:00am
-
11:00am
Sea Squirts: Incredible Invertebrates - Cancelled
10:30am
-
11:45am
Bird Walk
2:00pm
-
3:30pm
Legislative Committee
10:30am
-
5:00pm
Fish Feeding
3:00pm
-
3:30pm
Historic Days
10:00am
-
4:00pm
Historic Days
10:00am
-
4:00pm
Story Time
10:30am
-
11:00am
Spring Has Sprung
3:30pm
-
5:00pm
Scorpion Searchin?
7:30pm
-
9:30pm
Wildflower Exploration - Naturalist's Choice - Spring Mingle
9:00am
-
10:30am
Saturday Stroll: Anthony Chabot
9:30am
-
11:30am
Dog Day at Big Break
9:30am
-
11:00am
More Events >
14
15
16
17
18
19
20
Birds Of The Farm
8:00am
-
9:30am
Wildflower Exploration - Naturalist's Choice - Wildflowers
9:00am
-
10:30am
Sunday Stroll: There is a Rose in Leona Canyon
9:30am
-
11:00am
More Events >
Monday Birding: Sobrante Ridge, Coach Drive
9:00am
-
12:00pm
Ecology Committee
1:00pm
-
5:00pm
Hikes for Tykes: Encinal Beach
10:30am
-
11:45am
Board Meeting
1:00pm
-
7:00pm
Operations Committee
10:30am
-
5:00pm
Toddler Time
10:30am
-
11:45am
Tilden Tots
10:30am
-
11:30am
More Events >
Historic Days
10:00am
-
4:00pm
Historic Days
10:00am
-
4:00pm
Story Time
10:30am
-
11:00am
Spring Has Sprung
3:30pm
-
5:00pm
Scorpion Searchin?
7:30pm
-
9:30pm
Alameda Earth Day: Clean-Up
9:00am
-
11:30am
Vasco Caves Regional Preserve Tour
9:00am
-
1:00pm
Wildflower Exploration - Naturalist's Choice - Sprng Journal
9:00am
-
10:30am
More Events >
21
22
23
24
25
26
27
Finley Road to Curry Canyon Hike
9:00am
-
2:00pm
Flower Walk
10:00am
-
11:00am
Wildflower Exploration - Sunday
10:00am
-
11:00am
More Events >
Monday Birding: Wildcat Canyon
9:00am
-
12:00pm
Park Advisory Committee
4:00pm
-
10:00pm
The Over-the-Hills Gang: Tilden Steam Trains
10:00am
-
12:30pm
Wednesday Walk: Redwood (Trudeau)
9:30am
-
12:30pm
Finance Committee
10:30am
-
5:00pm
Fish Feeding
3:00pm
-
3:30pm
Thursday Birding- Raptor Baseline
9:00am
-
11:30am
Historic Days
10:00am
-
4:00pm
Hike and Storytime: Tilden Nature Area
11:00am
-
12:30pm
Historic Days
10:00am
-
4:00pm
Story Time
10:30am
-
11:00am
Spring Has Sprung
3:30pm
-
5:00pm
Wildflower Exploration - Naturalist's Choice - Canine Capers
9:00am
-
10:30am
California Bumble Bee Atlas in Person Field Training
9:00am
-
12:00pm
Wildflower Exploration - Saturday
10:00am
-
11:00am
More Events >
28
29
30
1
2
3
4
Birds Of The Farm
8:00am
-
9:30am
A Profusion of Oaks
9:00am
-
12:30pm
Sunol Wildflower BioBlitz
9:00am
-
11:00am
More Events >
Monday Birding: Tilden Nature Area
9:00am
-
12:00pm
Hikes for Tykes: Crab Cove - Low Tide Exploration
10:30am
-
11:45am
Natural/Cultural Resources CTE
10:30am
-
5:00pm