You can support the work of Markham Regional Arboretum Society (MRAS) in several ways.

Donate Online

Make a tax deductible donation online today using your PayPal account.  It’s safe, quick, and economical.  Don’t have an account?  It’s easy to sign up for PayPal.  We suggest these giving levels:

Bronze - $25

Silver - $50

Gold - $100

Diamond - $250

Platinum - $500

Send a Donation by Mail

Send a check made out to “MRAS” and mail it to:


P. O. Box 21338,

Concord, CA, 94521

Funds are currently being raised to maintain the new plantings in the International Garden, and to plan new educational programs for Markham members and the public.

Become a Markham Member

It's a win/win situation for everyone! You'll be helping develop the park and receive these additional benefits:

Wish List

We are happy to accept donated stuff: check out our Wish List.

For more information, please call us at (925) 681-2968 or e-mail us.

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Copyright © 2014

Park Hours
Open from dawn till dusk
365 days a year

Free Admission

Plenty of Free Parking

2.4 miles of trails

International Garden
Learn which plants from around the globe will work in your garden.

Tree Walk
Take an hour stroll and learn
about more than 35 trees.

Plant Sales Every Tuesday
9am till Noon year round at the Nursery. Turn left on the gravel road just before the main entrance to the park.

2015 Saturday Sales
From 9am till 1pm*
March 21
April 4

May 2 & 3 *10am-4pm this sale only

June 13

September 19

October TBD *10am-4pm this sale only

Plant Sale Location
1202 La Vista Avenue
Concord, Ca 94521

Park Rental
Rental information for the
Bud Hansen Wisteria Arbor
is available from the City of Concord at 925-671-3466
and at their Website.