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Community Events and Things to do in Diamond Bar, CA

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RMA by ProSight Inland Empire "End of Summer and Kick-Off Mixer"
Wednesday at 4:30 PM
Downtown · Punch Bowl Social
RMA by ProSight Inland Empire "End of Summer and Kick-Off Mixer"
Wednesday at 4:30 PM
Downtown · Punch Bowl Social
2026 Bellflower Prayer Breakfast
Tue, Oct 13, 7:00 AM
Mayfair · The Mayne Events Center
2026 Bellflower Prayer Breakfast
Tue, Oct 13, 7:00 AM
Mayfair · The Mayne Events Center
Join and Thrive!
Thu, Oct 8, 5:00 PM
Downtown · 251 S Lake Ave
Join and Thrive!
Thu, Oct 8, 5:00 PM
Downtown · 251 S Lake Ave
Stand Up For Success
Tuesday at 6:30 PM
Downtown · Globe Theater LA
Stand Up For Success
Tuesday at 6:30 PM
Downtown · Globe Theater LA
Fall Meet & Greet 2026
Tue, Sep 8, 10:00 AM
Cal Poly · University Quad
Fall Meet & Greet 2026
Tue, Sep 8, 10:00 AM
Cal Poly · University Quad
A Night Out in Riverside | Dinner + An Activity
Today at 4:00 PM + 124 more
Downtown · Restaurant of the Night
A Night Out in Riverside | Dinner + An Activity
Today at 4:00 PM + 124 more
Downtown · Restaurant of the Night
KEYS & COFFEE
Tomorrow at 12:00 PM
North Cucamonga · 9660 Haven Ave suite 203
KEYS & COFFEE
Tomorrow at 12:00 PM
North Cucamonga · 9660 Haven Ave suite 203
BOOTS ON THE GROUND Part 2 LABOR DAY WEEKEND
Sun, Sep 6, 3:00 PM
Downtown · Elevate Lounge
BOOTS ON THE GROUND Part 2 LABOR DAY WEEKEND
Sun, Sep 6, 3:00 PM
Downtown · Elevate Lounge
⚾ Black Educators at the Angels: A Night of Community & Fellowship
Tomorrow at 1:07 PM
Platinum Triangle · 2000 E Gene Autry Way
⚾ Black Educators at the Angels: A Night of Community & Fellowship
Tomorrow at 1:07 PM
Platinum Triangle · 2000 E Gene Autry Way
OFF THE APPS Coffee, Conversation & Connections
Today at 7:00 PM
Harbor City · Aventurero Coffee
OFF THE APPS Coffee, Conversation & Connections
Today at 7:00 PM
Harbor City · Aventurero Coffee
Noche De Ingenieros
Wed, Sep 23, 6:00 PM
Cal Poly · California State Polytechnic University, Pomona
Noche De Ingenieros
Wed, Sep 23, 6:00 PM
Cal Poly · California State Polytechnic University, Pomona
Rooted Sunday's IE
Sun, Sep 20, 1:00 PM + 2 more
Grapeland · Central Park
Rooted Sunday's IE
Sun, Sep 20, 1:00 PM + 2 more
Grapeland · Central Park
Town Hall Meeting - Brea
Mon, Nov 9, 10:30 AM
Artisan Walk · OC Workforce Solutions
Town Hall Meeting - Brea
Mon, Nov 9, 10:30 AM
Artisan Walk · OC Workforce Solutions
September Meetup
Thu, Sep 10, 8:30 AM
Uptown Whittier · 6743 Bright Ave
September Meetup
Thu, Sep 10, 8:30 AM
Uptown Whittier · 6743 Bright Ave
It's a Beautiful Life Luncheon - Hosted by Inland Cities Women's Connection
Tue, Sep 15, 11:00 AM
Valencia · San Bernardino Elks Lodge #836
It's a Beautiful Life Luncheon - Hosted by Inland Cities Women's Connection
Tue, Sep 15, 11:00 AM
Valencia · San Bernardino Elks Lodge #836
Widows & Widowers Community & Connection (September 2026)
Wednesday at 6:00 PM
South Santa Ana · Terrace by Mix Mix
Widows & Widowers Community & Connection (September 2026)
Wednesday at 6:00 PM
South Santa Ana · Terrace by Mix Mix
Sam's Book Club: Let's Kiss & Tell by Joss Richard
Sat, Sep 19, 11:00 AM
Christmas Tree Lane · 2057 N Los Robles Ave
Sam's Book Club: Let's Kiss & Tell by Joss Richard
Sat, Sep 19, 11:00 AM
Christmas Tree Lane · 2057 N Los Robles Ave
LA Social & Language Exchange
Sun, Sep 6, 3:00 PM + 8 more
Hollywood · Toastique
LA Social & Language Exchange
Sun, Sep 6, 3:00 PM + 8 more
Hollywood · Toastique
Good Morning, CORONA - Honoring Police & Fire
Thu, Sep 17, 6:30 AM
Eagle Glen · Eagle Glen Golf Club
Good Morning, CORONA - Honoring Police & Fire
Thu, Sep 17, 6:30 AM
Eagle Glen · Eagle Glen Golf Club
Slowdown Sunday - Art + Community Sit down
Tomorrow at 9:00 AM
Artisan Walk · Chase Coffee Roasters
Slowdown Sunday - Art + Community Sit down
Tomorrow at 9:00 AM
Artisan Walk · Chase Coffee Roasters

Trends in Diamond Bar

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Frequently asked questions about Diamond Bar

What are the best networking events to attend?

According to Eventbrite, the best networking events are:

RMA by ProSight Inland Empire "End of Summer and Kick-Off Mixer"

2026 Bellflower Prayer Breakfast

Join and Thrive!

Stand Up For Success

Which events are currently trending in Diamond Bar?

The trending searches this month in Diamond Bar are:

living trust and estate planning seminar

free kids event

Which networking events are coming up?

Discover the best networking events happening soon – you don't want to miss them:

A Night Out in Riverside | Dinner + An Activity

OFF THE APPS Coffee, Conversation & Connections

Slowdown Sunday - Art + Community Sit down