Big Sunday happily welcomes you to Our Really Big Community Calendar

We try to include all kinds of volunteering and helping opportunities for all kinds of interests, talents, passions, and ages! As you’ll see, these include volunteering opportunities (one-time and long-term) as well as the chance to support a nonprofit by attending fundraising events. Plus, of course, we include all of Big Sunday’s homegrown events, too! Whoever you are, and whatever you do, there is someone out there who could use your help.

If you have questions about our calendar, or would like to add a listing, please contact calendar@bigsunday.org or submit your event/opportunity via the button below.

Big Sunday Event Giving Opportunity! One-time Volunteer Opportunity Ongoing Volunteer Opportunity
May 22 – Nov 22 all-day
12:00 am
The Media Assistant Intern will work under the direction of the Manager of Marketing and Communications to help enhance electronic, print and visual media communications. Depending on experience and interests, tasks can include drafting articles[...]
Palos Verdes Peninsula Land Conservancy
Nov 16 @ 9:00 am – 12:00 pm
9:00 am
Please join a team of neighbors, City staff, and volunteers to plant trees. Trees reduce greenhouse gases, provide habitat, reduce cooling costs, and increase property values. You can help make a difference. All tools and[...]
9:00 am
Audubon California’s 4000-acre Starr Ranch Sanctuary in southeast Orange County is pleased to invite you to join them as a volunteer "Weed Warrior." Weeds can alter habitats and have negative effects on wildlife. Volunteers help[...]
Nov 16 @ 10:00 am – 11:00 am
10:00 am
Join us at George F Canyon Nature Center every 3rd Saturday from 10am to 11am for a fun volunteer day for the whole family! Volunteers will learn about environmental stewardship while engaging in fun activities[...]
27305 Palos Verdes Drive East Rolling Hills Estates, CA90274
Nov 16 @ 10:00 am – 12:00 pm
10:00 am
Our monthly all-ages beach cleanup bonanza, 10 a.m. to noon on the third Saturday of every month except December. Beach cleanups are a great experience for you and your family, friends and co-workers to get[...]
Different L.A. County beach each month. Check RSVP page for specific dates/locations
Nov 17 @ 10:00 am – 12:00 pm
10:00 am
The mission of CNPS is to conserve California native plants and their natural habitats, and increase understanding, appreciation, and horticultural use of native plants. We achieve this mission at the native garden days at Point[...]
9:00 am
Audubon California’s 4000-acre Starr Ranch Sanctuary in southeast Orange County is pleased to invite you to join them as a volunteer "Weed Warrior." Weeds can alter habitats and have negative effects on wildlife. Volunteers help[...]
Dec 7 @ 10:30 am – 12:30 pm
10:30 am
The Aquarium of the Pacific is working together with the Los Cerritos Wetlands Authority to help restore a local wetland in Long Beach. The Aquarium hosts a monthly habitat restoration event at the Los Cerritos[...]
Los Cerritos Wetlands
9:00 am
Dear Neighborhood and Community Leaders & Urban Forester Volunteers — Would you like to make a difference for the environment?  Come help plant 100 new street trees in the Ridgewood Triangle neighborhood in Long Beach! Ridgewood Triangle Neighborhood Tree[...]
Dec 10 @ 10:00 am – 11:30 am
10:00 am
The Greystone Demonstration Garden is a dedicated space for community gardening projects and education.  It's approximately 2150 square feet and sits on 18.3 acres of land at Greystone Mansion & Gardens:  The Doheny Estate, owned[...]
Greystone Gardens
9:00 am
Audubon California’s 4000-acre Starr Ranch Sanctuary in southeast Orange County is pleased to invite you to join them as a volunteer "Weed Warrior." Weeds can alter habitats and have negative effects on wildlife. Volunteers help[...]
Dec 14 @ 10:00 am – 11:00 am
10:00 am
Join us at George F Canyon Nature Center every 3rd Saturday from 10am to 11am for a fun volunteer day for the whole family! Volunteers will learn about environmental stewardship while engaging in fun activities[...]
27305 Palos Verdes Drive East Rolling Hills Estates, CA90274
Dec 15 @ 10:00 am – 12:00 pm
10:00 am
The mission of CNPS is to conserve California native plants and their natural habitats, and increase understanding, appreciation, and horticultural use of native plants. We achieve this mission at the native garden days at Point[...]
Dec 21 @ 10:00 am – 12:00 pm
10:00 am
Our monthly all-ages beach cleanup bonanza, 10 a.m. to noon on the third Saturday of every month except December. Beach cleanups are a great experience for you and your family, friends and co-workers to get[...]
Different L.A. County beach each month. Check RSVP page for specific dates/locations
9:00 am
Audubon California’s 4000-acre Starr Ranch Sanctuary in southeast Orange County is pleased to invite you to join them as a volunteer "Weed Warrior." Weeds can alter habitats and have negative effects on wildlife. Volunteers help[...]
Jan 11 @ 10:00 am – 11:00 am
10:00 am
Join us at George F Canyon Nature Center every 3rd Saturday from 10am to 11am for a fun volunteer day for the whole family! Volunteers will learn about environmental stewardship while engaging in fun activities[...]
27305 Palos Verdes Drive East Rolling Hills Estates, CA90274
Jan 14 @ 10:00 am – 11:30 am
10:00 am
The Greystone Demonstration Garden is a dedicated space for community gardening projects and education.  It's approximately 2150 square feet and sits on 18.3 acres of land at Greystone Mansion & Gardens:  The Doheny Estate, owned[...]
Greystone Gardens
9:00 am
Audubon California’s 4000-acre Starr Ranch Sanctuary in southeast Orange County is pleased to invite you to join them as a volunteer "Weed Warrior." Weeds can alter habitats and have negative effects on wildlife. Volunteers help[...]
Jan 18 @ 10:00 am – 12:00 pm
10:00 am
Our monthly all-ages beach cleanup bonanza, 10 a.m. to noon on the third Saturday of every month except December. Beach cleanups are a great experience for you and your family, friends and co-workers to get[...]
Different L.A. County beach each month. Check RSVP page for specific dates/locations
Jan 25 @ 9:00 am – 12:00 pm
9:00 am
New street trees are coming to the Rancho neighborhood! Up to 100 trees will be planted in the neighborhood bounded by: Mezzanine Way — North Spring Street — South Karen Avenue – West Stevely Avenue — East Rancho Neighborhood Organization is committed to help[...]
9:00 am
Audubon California’s 4000-acre Starr Ranch Sanctuary in southeast Orange County is pleased to invite you to join them as a volunteer "Weed Warrior." Weeds can alter habitats and have negative effects on wildlife. Volunteers help[...]
Feb 8 @ 10:00 am – 11:00 am
10:00 am
Join us at George F Canyon Nature Center every 3rd Saturday from 10am to 11am for a fun volunteer day for the whole family! Volunteers will learn about environmental stewardship while engaging in fun activities[...]
27305 Palos Verdes Drive East Rolling Hills Estates, CA90274
Feb 11 @ 10:00 am – 11:30 am
10:00 am
The Greystone Demonstration Garden is a dedicated space for community gardening projects and education.  It's approximately 2150 square feet and sits on 18.3 acres of land at Greystone Mansion & Gardens:  The Doheny Estate, owned[...]
Greystone Gardens
9:00 am
Audubon California’s 4000-acre Starr Ranch Sanctuary in southeast Orange County is pleased to invite you to join them as a volunteer "Weed Warrior." Weeds can alter habitats and have negative effects on wildlife. Volunteers help[...]
Feb 15 @ 10:00 am – 12:00 pm
10:00 am
Our monthly all-ages beach cleanup bonanza, 10 a.m. to noon on the third Saturday of every month except December. Beach cleanups are a great experience for you and your family, friends and co-workers to get[...]
Different L.A. County beach each month. Check RSVP page for specific dates/locations
9:00 am
Audubon California’s 4000-acre Starr Ranch Sanctuary in southeast Orange County is pleased to invite you to join them as a volunteer "Weed Warrior." Weeds can alter habitats and have negative effects on wildlife. Volunteers help[...]
Mar 7 @ 10:00 am – 11:00 am
10:00 am
Join us at George F Canyon Nature Center every 3rd Saturday from 10am to 11am for a fun volunteer day for the whole family! Volunteers will learn about environmental stewardship while engaging in fun activities[...]
27305 Palos Verdes Drive East Rolling Hills Estates, CA90274
Mar 10 @ 10:00 am – 11:30 am
10:00 am
The Greystone Demonstration Garden is a dedicated space for community gardening projects and education.  It's approximately 2150 square feet and sits on 18.3 acres of land at Greystone Mansion & Gardens:  The Doheny Estate, owned[...]
Greystone Gardens
9:00 am
Audubon California’s 4000-acre Starr Ranch Sanctuary in southeast Orange County is pleased to invite you to join them as a volunteer "Weed Warrior." Weeds can alter habitats and have negative effects on wildlife. Volunteers help[...]
Mar 21 @ 10:00 am – 12:00 pm
10:00 am
Our monthly all-ages beach cleanup bonanza, 10 a.m. to noon on the third Saturday of every month except December. Beach cleanups are a great experience for you and your family, friends and co-workers to get[...]
Different L.A. County beach each month. Check RSVP page for specific dates/locations

How it Works

You can SEARCH by scrolling through the Months or by selecting different Categories or Tag functions. For a totally different view, try the Posterboard or Stream options! Feel free to submit an item for the calendar by clicking the “Submit Your Event / Opportunity” button above at the right-hand side of the page. Questions? Email calendar@bigsunday.org.