Make a Donation

Your donation to Mt. Diablo Audubon Society is an investment in the future of native birds, wildlife, and the environment of Contra Costa County. Donations are tax-deductible, as allowed by law. Mt. Diablo Audubon Society’s Federal Tax ID (EIN) is 23-7089801. MDAS does not share information about our donors with any other group or organization.

Donation Levels:
 

    • $5 – $24 California Towhee
    • $25 – $99 California Quail
    • $100 – $249 California Thrasher
    • $250 – $999 California Gnatcatcher
    • $1000 – Up California Condor

Donate Online

Online payments are processed using PayPal because it is secure and widely trusted. You do not need to have a PayPal account if you use a major credit card.




Donate by Check

Make your tax-deductable check payable to MDAS and mail to:

Steve Buffi
Treasurer
1564 Pyrenees Place
Walnut Creek, CA 94598

Mt. Diablo Audubon Society Donation Forms to download and print.

Other Ways to Support MDAS

Register at Wild Birds Unlimited in Pleasant Hill, and owner Michael Eliot will donate 5 percent of your purchases to MDAS. You may also go to smile.amazon.com and designate “MT Diablo Audubon Society” as your charity of choice to direct .05 percent of eligible purchases to our group.

Upcoming Events

Dec 06

MDAS Field Trip—American Canyon Wetlands

DECEMBER 6 @ 9:00 AM - 12:00 PM

American Canyon Wetlands Monday, December 6, 9 AM-Noon Leaders: Chris & Teri Wills, 925-408-5364 A walk out to the wetlands, ponds and sloughs along the Napa River produces many exciting birding opportunities. We expect plenty of waterfowl, raptors, waders, shorebirds and passerines. The parking lot porta-potty was removed in July and may or may not […]

Dec 09

Soundscapes to Landscapes – Audio Bird Monitoring

DECEMBER 9 @ 10:00 AM - 11:30 AM

The earth’s biodiversity and associated ecosystem services are in a severe state of decline due to human pressure. However, our knowledge of these changes and impacts on human society is often incomplete. Join us to learn how Soundscapes to Landscapes is using a combination of multiple technologies and the power of citizen/community scientists to fill […]

Dec 15

2021 East County Christmas Bird Count

DECEMBER 15

Hold the date for the 20th annual East Contra Costa County Christmas Bird Count!  Species and total numbers of birds within this count circle will be censused.  To participate in field trips led by experienced birders on this special occasion, or to tally birds at your yard/feeder if you live within the count circle, contact one of […]

Dec 18

2021 Central County Christmas Bird Count

DECEMBER 18

Hold the date for the Central Contra Costa County Christmas Bird Count, a tradition going back to 1955! Species and total numbers of birds within this count circle will be censused.  To participate in field trips led by experienced birders on this special occasion, or to tally birds at your yard/feeder if you live within the count […]