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4th Annual Costa Mesa Bike Tour – Family fun, Sun. 9.20.26 @ 2-4 PM
Sunday, September 20, 2026 2:00 to 4:00 p.m. Costa Mesa Historical Society 1870 Anaheim Avenue, Costa Mesa Google Maps Join the Costa Mesa Historical Society for our 4th Annual Bike Tour as we explore Costa Mesa on two wheels with Councilmember Arlis Reynolds and Arts Commission Chair Alisa Ochoa. This year’s route will explore Costa Mesa history, with a special focus on arts and culture, in some of Costa Mesa's oldest neighborhoods. We will pedal through history…
Silent Auction Donations for the 60th Anniversary Celebration
Our sincere thanks to the following donors who contributed items to the 60th Anniversary Celebration silent auction: Our starting bid approach: We set starting bids at roughly 40–50% of each item’s fair market value (FMV), per standard nonprofit auction practice — this lowers the barrier to that first bid and builds bidding momentum as it climbs. FMV is listed with each item so bidders can also calculate their tax-deductible portion. South Coast Metro Alliance Description: A South…
Remembering September 11th: join our 25 Year Tribute event
Join the Costa Mesa Historical Society and Orange Coast College for a special 25 Year Tribute commemorating September 11, 2001. This special Speakers Program will feature Angie Kardashian, “The Power of One,” and FDNY Captain Michael Donovan, sharing personal stories of service, courage, and the lasting impact of September 11. Angie Kardashian: The Power of One Following the September 11 attacks, Angie Kardashian left behind her restaurant of 22 years and traveled to New York City with…
Student Challenge 2026
Tell Your Costa Mesa Story Win prizes and be featured at the Costa Mesa Historical Society’s 60th Anniversary Celebration ENTER THE CHALLENGE Choose One Way to Enter 📸 Photos Submit 5 selfies at Costa Mesa locations or events+ 2 sentence caption for each 🎥 Video Create an original 3 minute videoHighlight your Costa Mesa experience ✍️ Essay Write a 1 to 2 page essayDescribe Costa Mesa in your own words Win Prizes iPads • $100 Gift Cards…
Evening Gala Celebrating 60 years of the Costa Mesa Historical Society – Sunday, August 30, 2026
Join the Costa Mesa Historical Society for an elegant evening celebrating sixty years of preserving the history, architecture, stories, and cultural legacy of Costa Mesa. This special anniversary event will bring together community supporters and preservation advocates for an evening reflecting on the past while helping shape the future of the Society. The evening begins with a private open house at the Costa Mesa Historical Society Museum, followed by a reception and dinner at the Norma Hertzog…
An Afternoon at the Adobe – Celebrate the 60th Anniversary of the Costa Mesa Historical Society
Saturday, August 29, 2026 | 11:00 AM – 3:00 PM Diego Sepúlveda Adobe & Estancia Park 1900 Adams Avenue, Costa Mesa, California The Costa Mesa Historical Society invites the community to join us for a special afternoon celebrating the Society’s 60th Anniversary at one of Costa Mesa’s most treasured historic landmarks, the Diego Sepúlveda Adobe. “An Afternoon at the Adobe” will bring together local museums, historical organizations, preservation groups, community partners, and families for a free public…
Support Costa Mesa History
Sponsorship Opportunities We are honored to invite you to support the Costa Mesa Historical Society’s 60th Anniversary Celebration, a special milestone event honoring six decades of preserving, protecting, and sharing the rich history of Costa Mesa, while honoring the Segerstrom Family. For 60 years, the Costa Mesa Historical Society has served as a meaningful connection between our city’s past, present, and future. Through our archives, photographs, oral histories, exhibits, educational programs, and community events, we work to…