The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)

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From Sasquatchracing

  • Date Fri 27th June 2025 - Mon 30th June 2025
  • Time 9:15AM PDT
  • Location Castro Valley, California
  • Price $48.70 - $91.10
  • Races 6 races
  • Distances 5km, 10km, Half Marathon

Last chance to enter

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Event summary

Get ready for an unforgettable running experience at the Rock the Loch 5K, 10K, and Half Marathon, taking place from June 27 to June 30, 2025, in the stunning Loch Chabot Regional Park, Castro Valley, Alameda. Organized by Sasquatch Racing, this event promises an exhilarating combination of scenic trails, beautiful views, and a fantastic community atmosphere. Choose your distance—whether you're aiming to conquer a 5K on a fully paved course, tackle a challenging 10K that features both pavement and trails, or take on the adventurous Half Marathon with its rugged terrain and significant elevation changes.

Participants can expect a weekend filled with excitement, starting with lively tunes from DJ Cryptid, delicious post-race snacks, and an array of awesome swag including a stylish race shirt, a unique handcrafted woodallion, and a Rock the Loch beer sampler stein. Whether you join us live or opt for the virtual participation option, the Rock the Loch event is all about enjoying nature, achieving personal bests, and having a blast with fellow runners. Don’t miss out on this opportunity to participate in a vibrant running festival that celebrates the joy of outdoor adventures!

The Rock the Loch 5K/10K/Half Marathon (LIVE or Virtual)

Fri 27th June 2025 - Mon 30th June 2025

Illustration of a lake at sunset with four playful Loch Ness monster-like creatures in the water. Text reads: "Rock the Loch 5K/10K/Half (Live or Virtual)." One creature wears a race bib labeled "ROCK.

Organiser's Description

We cannot promise you'll encounter any cryptic, aquatic creatures at Loch Chabot, but you might! We DO promise a gorgeous trail run on the scenic trails of Loch Chabot Regional Park, some quality nature therapy, and some incredible views!

We'll also hook you up with some awesome swag (an awesome shirt [https://sasquatchracing.com/wp-content/uploads/2025/05/RTL-Shirt-2025.png], a handcrafted race woodallion [https://sasquatchracing.com/wp-content/uploads/2025/05/RTL-Woodallion-2025.jpg]), a Rock the Loch beer sampler stein [https://sasquatchracing.com/wp-content/uploads/2023/07/RTL-beer-sampler-stein-2022.jpeg], & more), quality post run beverages/snacks, DJ Cryptid spinning your favorite tunes before/during/after the race, and more!

If you can't join us LIVE at Loch Chabot, no problem! We're supporting a VIRTUAL participation option as well.



WHERE: Lake Chabot [https://www.ebparks.org/parks/lake_chabot/default.htm] in Castro Valley, CA.
WHEN: Sun, 6/29- EARLY HALF START-8:15AM (for those needing 3.5-4 hours), STANDARD HALF START-9:15AM (for those needing 3 hours or less), 10K START-9:30AM, 5K START- 9:45AM.
COURSE MAPS: 5K Course Map [https://www.strava.com/routes/2976928272848835592], 10K Course Map [https://www.strava.com/routes/2977336742953604862], Half Marathon Course Map. [https://www.strava.com/routes/2965025391652591174]

COURSE DETAILS:

* The 5K is 100% paved. It's a great course for conquering your first and/or fastest 5K!
* The 10K is 50% paved, 50% trail, and includes '1' tough climb. The 10K is a great option for those new to trails.
* The Half Marathon includes 3ish miles paved and the rest is trail. The Half includes nearly 1,700 feet of ascent/descent. The half is a STOUT challenge we'd recommend only for experienced trail runners.

AID STATIONS:

* The 10K includes '1' aid station approximately 3 miles into the race. The Half Marathon includes aid stations at 4.1 miles, 7.65 miles, and 9.85 miles.
* Aid stations include water, Skratch Labs electrolyte drink, GU Energy products, Saltstick products, chips, and pretzels.

THE EXPERIENCE:

All Rock the Loch participants receive....

* An epic, trail run at Loch Chabot (assuming you're not participating virtually)
* An AWESOME race woodallion [https://sasquatchracing.com/wp-content/uploads/2025/05/RTL-Woodallion-2025.jpg] designed by ARAVAIPA ARTWORX
* A sweet lifestyle tee [https://sasquatchracing.com/wp-content/uploads/2025/05/RTL-Shirt-2025.png]
* A custom Rock the Loch beer sampler stein [https://sasquatchracing.com/wp-content/uploads/2023/07/RTL-beer-sampler-stein-2022.jpeg].
* Post race snacks/beverages including Bellwether Farms yogurt, Jambars, and more!
* Access to the post race BREWFEST

* DJ Cryptid spinning your favorite tunes before/during/after the race

PRE-RACE BIB & SHIRT PICKUP: SAT, 6/28 FROM 12-4PM AT RENEW PT (460 BOULEVARD WAY, SUITE 2D) IN OAKLAND. [https://ptrenew.com/locations/?_sft_work-location=oakland]

*NOTE-A friend can pickup your bib/shirt for you provided they furnish proof of your registration and a copy of your ID/driver's license.

If you cannot claim your bib/shirt on Sat, 6/28, we will support race morning bib/shirt pickup from 7:30-9AM at the start/finish area.



PLEASE NOTE WE CANNOT SUPPORT REFUNDS, TRANSFERS, AND/OR CREDITS.



In the event of race cancellation due to wildfires, hazardous air quality, hazardous weather conditions, natural disasters, COVID and/or other global pandemics, or any 'act of God' that is beyond our control, we cannot support refunds, transfers, and/or credits. Please note this has only happened ONCE due to COVID in 2020, but anything is possible. Please make sure you are comfortable with these potential risks before you sign up.

In the event of race cancellation due to any of the aforementioned, we will ship all race swag/items to participants and provide direction around navigating the course(s) on your own. We'll also provide direction around submitting your result.

We also cannot support refunds, transfers, and/or race credits if you get injured in the days/week(s) leading up to race day, if your schedule changes in the days/week(s) leading up to race day, if a work trip comes up that makes it impossible for you to attend on race day, and/or any other professional or personal matter that arises making it difficult for you to attend in person on race day.

In the event of any of the aforementioned, we will ship all race swag/items to said participants and provide direction around navigating the course(s) on your own. We'll also provide direction around submitting your result.

Races

  • The Rock the Loch Half Marathon (LIVE)

    Incl. $6.10 Fee & Rock the Loch Shirt, Race Woodallion, & More!!

    Sun 29th June 2025 (9:15AM PDT)

    $91.10

  • The Rock the Loch Half Marathon (VIRTUAL)

    Incl. $4.60 Fee & Rock the Loch Shirt, Race Woodallion, & More!!

    $64.60

  • The Rock the Loch 10K (LIVE)

    Incl. $5.20 Fee & Rock the Loch Shirt, Race Woodallion, & More!!

    Sun 29th June 2025 (9:30AM PDT)

    $75.20

  • The Rock the Loch 10K (VIRTUAL)

    Incl. $4.30 Fee & Rock the Loch Shirt, Race Woodallion, & More!!

    $59.30

  • The Rock the Loch 5K (LIVE)

    Incl. $4.30 Fee & Rock the Loch Shirt, Race Woodallion, & More!!

    Sun 29th June 2025 (9:45AM PDT)

    $59.30

  • The Rock the Loch 5K (VIRTUAL)

    Incl. $3.70 Fee & Rock the Loch Shirt, Race Woodallion, & More!!

    $48.70

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Location

Lake Chabot Regional Park, 17930 Lake Chabot Road, Castro Valley, 94546, CA, United States

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Jun 27, 2025

$48.70 - $91.10