Events in

Costa Mesa, California

Find events in Costa Mesa to connect with people who share your interests. Whatever your interest, Meetup helps you connect with like-minded people.

Events in Costa Mesa

Browse the most popular activities in Costa Mesa

Sun, Dec 28 · 3:00 PM PST

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Events in Costa Mesa today

Check out the best activities in Costa Mesa today

Sat, Dec 20 · 5:00 PM PST

Ugly Sweater Dinner & Christmas Festival at Old World Village

by Wisdom Tree Forum™ OC

Sat, Dec 20 · 4:15 PM PST

🏐 Open Gym Volleyball: Intermediate

by 🏐 Indoor Volleyball – Costa Mesa

Sat, Dec 20 · 3:00 PM PST

Strategies Mastermind of Charts & Options of Equities & Futures plus Forex

by OC Traders

Sat, Dec 20 · 3:00 PM PST

Discuss: “Spiritual but not religious”

by Digging Deeperr

Sat, Dec 20 · 3:00 PM PST

2025-Dec: Boat Canyon-Laguna Coast Wilderness at sunset/Levels 2 to 3

by HikingOC (Meet to Hike in Orange County & Travel the World)

Sat, Dec 20 · 4:00 PM PST

Raw Food Worldwide Meetup - Christmas Holiday Party in Orange County!

by Raw Vegans of Southern California

$70.00

Sat, Dec 20 · 4:00 PM PST

Winter Solstice Candle Workshop | Saturday, December 20th | 4pm-6:00pm

by SoCal Adult Arts and Crafts Meetup Group

Events in Costa Mesa this weekend

Browse the most interesting activities of the weekend in Costa Mesa

Sun, Dec 21 · 7:00 AM PST

IRVINE VOLLEYBALL & FUN!

by Orange County Volleyball Association

Sun, Dec 21 · 1:00 PM PST

2 & 3 Player Sunset Volleyball

by Orange County Volleyball Association

Sun, Dec 21 · 3:50 PM PST

❤️‍🔥🌊Avatar: Fire and Ash🦋💙

by " ¡ ᗯᗩᑎTEᗪ TO ᗪO TᕼᗩT . . . ᒍᑌᔕT ᑎOT ᗩᒪOᑎE ! ! ! ℠ "

Sun, Dec 21 · 5:30 PM PST

Hike the 117th Annual Newport Harbor Boat Parade

by Sunrise to Sunset Hikers

Sun, Dec 21 · 9:30 AM PST

The Wise Shall Realize - Learn Meditation Through The Buddha's Teachings

by Irvine Meditation and Spiritual Meetup Group

$50.00

Sun, Dec 21 · 11:00 AM PST

Huntington Beach Volleyball Clinic - Serve Receive/Passing Drills (Intermediate)

by Orange County Volleyball Association

Sun, Dec 21 · 7:30 AM PST

Lizard, Laurel, Willow & Emerald Canyon (~8-11mi, Moderate to Fast Pace)

by Not So Casual Hikes Orange County

Sun, Dec 21 · 3:50 PM PST

🌊❤️‍🔥Avatar: Fire and Ash🦋💙

by " F*ck It I'm Single " Social fun & friends & adventures.

Most popular groups in Costa Mesa

And if you don't find the right group for you, you can always start your own!

Frequently Asked Questions

If you want to meet new people, socialize more, or even explore dating-friendly events in Costa Mesa, you'll find plenty of group activities or singles-friendly meetups here. These events are a great way to connect naturally and avoid feeling lonely while having fun.

Absolutely! From hiking groups to relaxed outdoor walks, you can check out all our open-air events here

Yes! From running and yoga to football, volleyball, and fitness classes, you can discover a wide range of sports and active meetups in Costa Mesa here

You can discover concerts, open-mic nights, DJ sets, and other live music events in Costa Mesa right here

Yes! To see everything taking place today—from workshops to social gatherings—just check the full list here

You can browse all upcoming weekend events in Costa Mesa—including outdoor meetups, social activities, and more—here