City of Placentia Centennial 5K & Fun Run!

Events

$80.50

$59.30

incl. $4.30 Fee

7:30AM PDT 9:00AM PDT

Price increases after May 18, 2026 at 11:59pm PDT

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Age 10 and Younger

$27.50

$16.90

incl. $1.90 Fee

9:00AM PDT 9:30AM PDT

Price increases after May 26, 2026 at 11:59pm PDT

Sign Up

Information

City of Placentia Centennial 5K & Fun Run

Pin on your bib, lace up your sneakers, and get ready to run!

The race begins promptly at 7:30 a.m., with the starting line at Tri-City Park and the finish at Kraemer Memorial Park. Following the 5K, kids ages 10 and under can join the fun in the 1K Kids Run.

After the race, enjoy the Expo, then head over to Old Town Placentia for discounted food, drinks, and more.

Registration is now open, and participants are encouraged to sign up early to take advantage of discounted pricing. Whether you’re racing, jogging, or cheering from the sidelines, come celebrate 100 years of community, history, and hometown pride with us!

Race Day Timeline (6/27/26)

6:30 am – Tri-CIty Park - Registration & packet pick-up. Please arrive at least 30 minutes before your race start time to check in and pick up your race bib. If you have friends registering on race day, please remind them to arrive at least 15 minutes earlier to allow enough time.

7:00 am - Opening remarks and Introductions

7:20 am – Warm-up

7:30 am – 5K run/walk begins

7:45 am - Expo Opens at Kraemer Park

9:00 am – 1K Kids Run start at Kraemer Park

9:45 am – Awards ceremony

10 am - Old Town Opens

11:00 am – Share your race day moments! Post your photos using #Placentia100 and tag @RunMercury and so we can see and share your highlights!

Location & Directions

📍 Race Start Line Location

2301 N Kraemer Blvd, Placentia, CA 92870

🚗 Directions & Parking

• This is a point to point race. Parking will available at Tuffree Middle school and Valencia High School. Shuttles from both locations will run from 6:30 am to 12pm.

Tuffree Midle School - 2151 N Kraemer Blvd., Placentia, CA 92870

Valencia High School - 500 N. Bradford Ave., Placentia, CA 92870

Race Finish Line and 1K Kids Fun Run

201 S. Brandford Ave, Placentia, CA 92870

Giveaways

Everyone who registers and completes the course will receive a finisher medal & a race t-shirt! Check back here to see them when they are revealed closer to race day!

Any questions? Contact us today!

If you have any questions about this race, click the button below.