Bay Area Backpages - http://pages.prodigy.net/rhorii/ebaypark.htm
Last updated in 2001, but pretty complete listing of Bay Area Hiking links.

Bay Area Hiker Favorites - http://www.bahiker.com/extras/favorites.html
Seasonal Picks and favorites around the Bay.

Bay Area Hiker Links and Recommended Reading - http://www.bahiker.com/linkslink.html
Weather, trails, and book links related to hiking in the Bay Area.

CONFUSED Outdoor Club - http://confused.org
An informal group of outdoor enthusiasts who get together to organize and enjoy outdoor activities of all kinds. Trips and activities are organized by members; there is no paid staff.

East Bay Barefoot Hikers - http://www.unshod.org/ebbfhike/schedule.htm
Yep, to join this group, you have to like going hiking barefoot.

East Bay Casual Hiking Group - http://hiking.bondon.com
Informal group of men and women who meet regularly to hike, primarily in the Contra Costa County area.

East Bay Hikes - http://kevingong.com/Hiking/EastBayHikes.html
A list of great trails and places to hike in the East Bay.

East Bay Hikes - http://www.bahiker.com/eastbay.html
Parks, Trails, and Preserves featured.

East Bay Municipal Utility District Hiking Permits - http://www.ebmud.com/recreation/trail-use-permit/east-bay-trails
EBMUD protects watershed lands to ensure a safe water supply. For this reason, trail users must follow use rules and have permits. Permits can be purchased for $2.50 for one day access, $10 for one year, $20 for three years, and $30 for five years.

East Bay Parks - http://www.ebparks.org/parks
Trails maintained by the East Bay Regional Park District.

East Bay Trail Dogs - http://www.eastbaytraildogs.org/
East Bay Trail Dogs is a volunteer organization maintaining trails throughout Contra Costa and Alameda counties, California, USA.

Hikanbyke - http://www.hikanbyke.org/
A non-profit group of single friends, dedicated to sharing the enjoyment of outdoor activities, such as biking, hiking, skiing, jogging and camping. This groups charges a yearly membership fee, plus additional fees for some events.

Hiking Clubs - http://www.peteandedbooks.com/hclubs.htm
Some focus on backpacking, others on day hikes, & a few on walking. Our international friends have different terms for this activity. It is "Bushwalking" in Australia, "Tramping" in New Zealand, and in the United Kingdom it is "Rambling" & "Hillwalking".

Hiking Trails of Mount Diablo - http://www.mdia.org/hiking.htm
Describes various hikes in Mt Diablo State Park

Intrepid Northern California Hikers (INCH) - http://www.rawbw.com/~svw/inch/
Some people hike to enjoy the beauty of nature ... some people hike to achieve inner serenity ... some people hike for the physical and mental challenge ... we hike because we love to suffer!

Muir Heritage Land Trust - http://www.muirheritagelandtrust.org
MHLT is a local land conservation organization that offers local hikes and events, as well as public access on preserved properties.

My Walk around San Francisco Bay - http://www.sfbaywalk.com/
Over a two year period, Roy walked around San Francisco Bay and from the Bay to the highest point in each of the nine Bay Area counties.

Peak to Peak Hiking and Wilderness Links - http://www.peaktopeak.net/ca.html
Hiking Trails and Wilderness Links for California and beyond.

Save Mount Diablo - http://www.savemountdiablo.org
Save Mount Diablo is a non-profit organization, which has been preserving lands on and around Mount Diablo and educating the public to the mountain's natural values since 1971. Preserved lands have increased from 6,788 acres to almost 90,000 acres.

StrollerHikes - http://www.strollerhikes.com
Organized events as well as hike information on hikes appropriate for babies and toddlers. Hikes featured have ratings for the type of stroller needed. Offers 2-4 organized hikes per week (depending on season). Focus is primarily West SF Bay Area. This is an entirely free website (and events are free except for occasional park or parking fees).

The Bay Area Hiking E-mail List - http://www31.pair.com/hiking/bayareahiking/
The Bay Area Hiking E-mail list is an informal forum for discussing hiking and backpacking in the San Francisco Bay Area and places farther afield like the Sierra and the Klamaths. It is also a forum for finding hiking partners and setting up group hikes and backpacking trips. The list has been up since the spring of 1999 and has grown to 1,200 members as of the summer of 2003.

Volunteers for Outdoor California - http://v-o-cal.org/
Founded to provide a volunteer workforce for large-scale trail maintenance and construction projects, habitat restoration and related land stewardship activities on public lands in partnership with public agencies and other non-profit organizations.