Things to Do This Week in Diamond Bar, CA

Good to Go Fair

In 5 days · Sat, Apr 18, 4:00 PM–8:00 PM UTC · Pretend City Children's Museum · 29 Hubble, Irvine, CA 92618, Irvine, CA · Ages Up to 5

RESILIENCE: Licia Wise, Alexia Kutzner, Maria Elena Fuster, Sara DeSmet

Starts in 5 hrs · Mon, Apr 13, 3:00 PM–12:00 AM UTC · Cypress College · 9200 Valley View St, Cypress, CA 90630, Cypress, CA

City Of Pomona Community Services Department - Recreation Division - Martin Luther King Jr. Park

City Of Pomona Community Services Department - Recreation Division - Martin Luther King Jr. Park · 800 W Lexington Ave, Pomona, CA

Outdoor Space in Pomona, CA

Elders – Arnoldo Vargas Exhibition

Starts in 5 hrs · Mon, Apr 13, 3:00 PM–12:00 AM UTC · Cypress College · 9200 Valley View St, Cypress, CA 90630, Cypress, CA

Neurodivergent Family Night

Tomorrow · Wed, Apr 15, 12:00 AM–2:00 AM UTC · Pretend City Children's Museum · 29 Hubble, Irvine, CA 92618, Irvine, CA

Diamond Bar Library

Diamond Bar Library · 21800 Copley Dr., Diamond Bar, CA

Library Program in Diamond Bar, CA

MILA GOKHMAN: A RETROSPECTIVE

Tomorrow · Tue, Apr 14, 3:00 PM–12:00 AM UTC · Cypress College · 9200 Valley View St, Cypress, CA 90630, Cypress, CA

Register this Summer 2026 via CSUF Open University

Tue, Apr 14, 7:00 AM–7:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

YMCA Diamond Bar / Walnut

YMCA Diamond Bar / Walnut · 22600 Sunset Crossing Rd., Diamond Bar, CA

Bars Nightlife in Diamond Bar, CA

Card Games & Cats

In 4 days · Sat, Apr 18, 12:00 AM–1:00 AM UTC · Altadena Library @ Loma Alta Park · 3330 North Lincoln Avenue, Altadena, CA

Art Cart

In 3 days · Thu, Apr 16, 10:00 PM–12:00 AM UTC · Chevy Chase Library · 3301 East Chevy Chase Drive, Glendale, CA

Los Angeles County Sheriff - Youth Activity League - Walnut

Los Angeles County Sheriff - Youth Activity League - Walnut · 18500 Farjardo St, Rowland Heights, CA

General in Rowland Heights, CA

Huntington Health Screening at Bob Lucas

Tomorrow · Tue, Apr 14, 5:00 PM–7:00 PM UTC · Bob Lucas Memorial Library & Literacy Center · 2659 Lincoln Avenue, Altadena, CA

Albert Herring

In 5 days · Sun, Apr 19, 3:00 AM–5:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

City Of Pomona Community Services Department - Recreation Division - Westmont Park Community Center

City Of Pomona Community Services Department - Recreation Division - Westmont Park Community Center · 1808 W. Ninth St., Pomona, CA

Community Meetup in Pomona, CA

Chevy Chase Writers Group

In 2 days · Wed, Apr 15, 11:30 PM–1:00 AM UTC · Chevy Chase Library · 3301 East Chevy Chase Drive, Glendale, CA

We Read Wednesdays with Empowering Readers OC

In 2 days · Wed, Apr 15, 6:00 PM–7:00 PM UTC · Pretend City Children's Museum · 29 Hubble, Irvine, CA 92618, Irvine, CA · Ages 55+

City Of Pomona Community Services Department - Recreation Division - Philadelphia Park Community Center

City Of Pomona Community Services Department - Recreation Division - Philadelphia Park Community Center · 700 E Philadelphia St, Pomona, CA

Community Meetup in Pomona, CA

Career Planning and Workforce Development Center Spring Workshops and Events

Starts in 11 hrs · Mon, Apr 13, 9:00 PM–10:00 PM UTC · Cypress College · 9200 Valley View St, Cypress, CA 90630, Cypress, CA

Chevy Chase Community Builders

In 2 days · Wed, Apr 15, 10:00 PM–2:00 AM UTC · Chevy Chase Library · 3301 East Chevy Chase Drive, Glendale, CA · Ages 10–17

Chronos Escape Room

Chronos Escape Room · 676 Fairplex Dr Pomona, CA 91768, Los Angeles, CA

Escape Room in Los Angeles, CA

Chess Club

Tue, Apr 14, 12:00 AM–1:00 AM UTC · Library Connection @ Adams Square · 1100 East Chevy Chase Drive, Glendale, CA

Spring College Fair!

Tomorrow · Tue, Apr 14, 5:00 PM–8:00 PM UTC · Fullerton College · Fullerton, CA

Sky Zone Pico Rivera

Sky Zone Pico Rivera · 6101 Rosemead Blvd., Pico Rivera, CA

Trampoline in Pico Rivera, CA

Teen Volunteer Orientation

In 3 days · Fri, Apr 17, 12:00 AM–12:30 AM UTC · Altadena Library @ Loma Alta Park · 3330 North Lincoln Avenue, Altadena, CA · Ages 10–17

Grad To Be Program Presents: Radical Expression Art, Identity & the Power of Collective Mentorship Workshop

Tomorrow · Tue, Apr 14, 7:30 PM–9:30 PM UTC · Fullerton College · Fullerton, CA

RIO DE LOS ANGELES STATE PARK (A.K.A. TAYLOR YARD) (Splash Pads)

RIO DE LOS ANGELES STATE PARK (A.K.A. TAYLOR YARD) (Splash Pads) · 1900 N. San Fernando Rd., Los Angeles, CA

Outdoor Space in Los Angeles, CA

Let's Get Financially Fit with Basic Needs

Starts in 9 hrs · Mon, Apr 13, 7:00 PM–8:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

RIO DE LOS ANGELES STATE PARK (A.K.A. TAYLOR YARD) (Recreation Center)

RIO DE LOS ANGELES STATE PARK (A.K.A. TAYLOR YARD) (Recreation Center) · 1900 N. San Fernando Rd., Los Angeles, CA

Outdoor Space in Los Angeles, CA

Interfaith Dialogue Series: Religion in the Workplace

Tomorrow · Tue, Apr 14, 5:00 PM–7:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

Registration is Open: Summer Session 2026

In 3 days · Fri, Apr 17, 7:00 AM–7:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

Claremont Farmers & Artisans Market

Claremont Farmers & Artisans Market · Harvard Ave, Claremont, CA

Farmers Market in Claremont, CA

Workshop: Writing an Excellent Personal Statement

In 3 days · Thu, Apr 16, 7:00 PM–8:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

ERNEST E. DEBS REGIONAL PARK (Hiking)

ERNEST E. DEBS REGIONAL PARK (Hiking) · 4235 Monterey Road, Los Angeles, CA

Outdoor Space in Los Angeles, CA

Naloxone Training (Virtual)

In 2 days · Wed, Apr 15, 7:00 PM–8:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

American Expressions Exchange

Starts in 10 hrs · Mon, Apr 13, 7:30 PM–8:00 PM UTC · Cypress College · 9200 Valley View St, Cypress, CA 90630, Cypress, CA

RAMON GARCIA RECREATION CENTER, MSGR. (Formerly Fresno Park Recreation Center) (Recreation Center)

RAMON GARCIA RECREATION CENTER, MSGR. (Formerly Fresno Park Recreation Center) (Recreation Center) · 1016 S. Fresno St., Los Angeles, CA

Community Meetup in Los Angeles, CA

Soo Kim: (Charlie sings in the quietest voice)

Tomorrow · Tue, Apr 14, 6:00 PM–11:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

Carole Caroompas: Mystical Unions

Tomorrow · Tue, Apr 14, 6:00 PM–11:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

LOU COSTELLO JR. RECREATION CENTER (Recreation Center)

LOU COSTELLO JR. RECREATION CENTER (Recreation Center) · 3141 East Olympic Boulevard, Los Angeles, CA

Community Meetup in Los Angeles, CA

Boys & Girls Club - Fin + Jenn

Tomorrow · Tue, Apr 14, 11:00 PM–1:00 AM UTC · Altadena Library @ Loma Alta Park · 3330 North Lincoln Avenue, Altadena, CA

FDC: Neurodiversity Conversations: Supporting Faculty in the Classroom

In 4 days · Fri, Apr 17, 6:00 PM–7:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

CARLIN G. SMITH RECREATION CENTER (Recreation Center)

CARLIN G. SMITH RECREATION CENTER (Recreation Center) · 511 W. Ave. 46, Los Angeles, CA

Community Meetup in Los Angeles, CA

New York Mets at Los Angeles Dodgers

Tue, Apr 14, 2:10 AM UTC · Dodger Stadium · 1000 Vin Scully Ave, Los Angeles, CA

San Diego Padres at Los Angeles Angels

In 6 days · Sun, Apr 19, 8:07 PM UTC · Angel Stadium · 2000 E Gene Autry Way, Anaheim, CA

Augustus F. Hawkins Nature Park (Recreation Center)

Augustus F. Hawkins Nature Park (Recreation Center) · 5790 Compton Ave., Los Angeles, CA

Outdoor Space in Los Angeles, CA

Admitted to a University for Fall 2026? Then RSVP Now for the Transfer Celebration!

In 6 days · Mon, Apr 20, 7:00 AM–6:59 AM UTC · Fullerton College · Fullerton, CA

HMOC Open House

In 6 days · Sun, Apr 19, 6:00 PM–10:00 PM UTC · Heritage Museum of Orange County · 3101 W Harvard St, Santa Ana, CA 92704, Santa Ana, CA