12th Annual Moorpark Mammoth Run 5K/10K on Sunday, October 5, 2025

The Rotary Club of Moorpark presents the Moorpark Mammoth Run 5K/10K and Family 1 Mile Fun Run/Walk on Sunday, October 5, 2025.

Runners can enjoy the beauty of Moorpark's unique landscape and compete in a fast, mostly flat 5k/10k race. There's also a 1 mile fun run/walk planned. Everyone gets a T-shirt (1 per family in the fun/run walk), goody bag, free raffle ticket and participation ribbon. Winners get medals. Registration and check-in begin at 7:00am.

All proceeds will benefit local charities through the Moorpark Rotary Foundation and this year a portion of the proceeds will go toward the eradication of polio. All donations to polio will be matched by the Bill & Melinda Gates Foundation.

The event will take place at Arroyo Vista Community Park, 4550 Tierra Rejada Road. Races start at 8:30am. Learn more at www.moorparkmammothrun.com.

Free Clinic of Simi Valley Fredrick Michael Gibson 5K/10K & Half Marathon Walk/Run on Sunday, October 12, 2025

The Free Clinic of Simi Valley, in partnership with Simi Valley Hospital, presents the Fredrick Michael Gibson 5K/10K & Half Marathon Walk/Run for Depression Awareness and Kids’ 1K Fun Run at Rancho Simi Community Park, 1765 Royal Avenue, Simi Valley (near the tennis courts at Erringer and Royal). Event will take place on Sunday, October 12, 2025 at 7 am (Half Marathon), 8:15 am (5K/10K) and 9:30 am (Kids’ Run).

Funds raised from this event will benefit the Free Clinic of Simi Valley's Counseling Programs. Every day, the Free Clinic is saving lives, improving the health of the community, and reducing health care costs for residents of Simi Valley. The Clinic does this through preventing visits to hospital emergency departments, which are costly and provide no continuity of care.

Learn more and register at www.freeclinicsv.com/fmgrun.html.

The Calabasas Classic 5K Run/Walk for the Heroes of Childhood Cancer on Sunday, September 28, 2025

The Kevin Cordasco Foundation and the City of Calabasas present The 2nd Annual Calabasas Classic 5K Run/Walk for the Heroes of Childhood Cancer on Sunday, September 28, 2025 at the Calabasas Civic Center. Event features 5K at 9:30am and Kids Dash at 9am. Cost is $54 per person. Kids Dash is $32.80.

Learn more and register at runsignup.com/Race/CA/Calabasas/KCFCalabasas5KRun.

2025 Walk to End Alzheimer's - Ventura on Saturday, October 4th

Walk to End Alzheimer's - Ventura is slated for Saturday, October 4, 2025 at the Ventura Harbor Village Main Lawn, 1591 Spinnaker Dr Ventura.

Register Your Team at alz.org/VenturaWalk. Registration starts at 9:00 a.m., ceremony at 10:00 a.m., walk starts at 10:30 a.m.

Walk to End Alzheimer's® is the world's largest fundraiser for Alzheimer's care, support and research. This inspiring event calls on participants of all ages and abilities to join the fight against the disease.

While there is no fee to register for Walk, all participants are encouraged to raise critical funds that allow the Alzheimer’s Association to provide 24/7 care and support and advance research toward methods of prevention, treatment and, ultimately, a cure.

Register Online, Start Fundraising and Spread the Walk, Join us on Walk Day! - alz.org/VenturaWalk

For Questions, Volunteer and Sponsorship Opportunities, please email VenturaWalk@alz.org

2025 Westlake Village Pancreatic Cancer Research Walk/Run 10K/5K on Saturday, May 24th

The Westlake Village Pancreatic Cancer Research Walk/Run 10k/5k will take place on Saturday, May 24, 2025 at Westlake Village City Hall. Opening ceremony at 8:30 a.m., 5k/10k start at 8:45 a.m. and kids’ fun run starts at 10:30 a.m.

Family-friendly community expo with food and drinks, live music, and kids corner.

Register at hope.lustgarten.org/event/westlakevillage

The Lustgarten Foundation for Pancreatic Cancer Research--100% of proceeds go directly to research.

Sombrero Half Marathon, 5K and 10K in Simi Valley on Sunday, February 18, 2024

The 7th Annual Sombrero Half Marathon, 5K and 10K is planned for Sunday, February 18, 2024 on the Arroyo Simi bike path. Mostly flat course and post race tacos for all runners. Half Marathon starts at 7am and 5K/10K soon thereafter.

Location: Rancho Simi Park (the duck pond park) - 1765 Royal Ave, Simi Valley.

Learn more and register at www.SombreroHalf.com.

2024 Shoreline Marathon, Half Marathon, 5K and 10K in Ventura on Sunday, July 14th

The 2024 Shoreline Marathon, Half Marathon, 5K and 10K are planned for Sunday, July 14th at the Emma Wood State Beach Group Campgrounds. Start at Emma Wood State Beach Group Campground head onto the bike path,  bike path leads you onto HWY-1 beachfront bike path.  All runners will stay on the bike path or shoulder (ocean side) of Highway 1 along the route.  turn around at the designated turnaround point at approx 6.55 mile mark and back towards the finish line the same way you came out. 

Marathon starts at 7am, half marathon starts at 7:15 a.m., 10K at 7:30 a.m. and 5K at 7:45 a.m.

For more information and to register, visit www.shorelinemarathon.com.

SoCal Ride & Rally to Defeat ALS in Newbury Park on Saturday, May 6, 2023

The 7th annual SoCal Ride and Rally to Defeat ALS is a one-day community event designed to appeal to every level of cyclist, hiker, walker and supporter of The Golden West Chapter of The ALS Association. It's all happening on May 6 at Dos Vientos Community Park from 7:30am to 2pm. This fundraiser helps support members of the local community who are impacted by ALS Disease.

Cyclists can take the 40-mile or 25-mile route with a lovely rest stop at the Elks Lodge in Thousand Oaks. Hikers have a 6-mile outing on the Powerline Trail. A wheelchair-friendly Family Walk of .7 miles around the park will also be available. Registration fees start at $20 for the Family Walk, $35 for the hike and $55 for bike riders. Fees increase on April 1.

Coffee, bagels and fresh fruit are provided at the start of the activities. Upon crossing the finish line participants partake of a delicious lunch, live music, and refreshing beverages.

Register or donate at https://secure.alsagoldenwest.org/site/TR?pg=informational&fr_id=1140&type=fr_informational&sid=1021

Paramount Ranch Trail Runs Marathon, 50K, 30K, Half Marathon and 10K on Saturday, December 17, 2022

The Paramount Ranch Trail Runs Marathon, 50K, 30K, Half Marathon and 10K take place on Saturday, December 17, 2022. The start time for all races is 6:30 am.

Course is one loop for 10K, two loops for half marathon, three loops for 30K, four loops for marathon and 5 loops for the 50K.

Learn more and sign up at paramountranchtrailruns.com.

"Let's Walk" Community Walk in Ojai on Saturday, October 29, 2022

The Ojai Valley Community Hospital Foundation is hosting “Let’s Walk” community walk on Saturday, October 29th in an effort to promote a healthy lifestyle. Bring your family and walk the bike path from Ojai Valley Hospital to Downtown Ojai. Return to the hospital for snacks, prizes and socializing. Free of charge. Pets on leash are welcome. Registration open at 8 a.m. Walk begins at 8:30 a.m. More info at www.octoberclassic.org.