2025 All-Out Fa La La

The 2025 All-Out Fa La La takes place on Saturday, December 6, 2025, at Church Ranch Office Park in Westminster, Colorado. This holiday-themed running event occurs during early winter in the Denver area, when participants can expect temperatures typically ranging from 25-40°F with possible snow or frost conditions common to the Front Range at this time of year. Participants will experience a festive celebration featuring multiple distance options, scenic views along Big Dry Creek Trail, and a flat course suitable for various fitness levels, all while supporting a charitable cause benefiting Colorado children in need.

What distances are available for this event?

• →Half Marathon starting at 9:00 AM MST
• →10K starting at 9:30 AM MST
• →5K starting at 9:40 AM MST
• →Virtual options available for all three distances

How much does registration cost for in-person races?

• →Half Marathon: $80.50 (includes $5.50 fee)
• →10K: $59.30 (includes $4.30 fee)
• →5K: $48.70 (includes $3.70 fee)
• →Prices increase after November 22, 2025

What are the virtual race registration fees?

• →Virtual Half Marathon: $59.30
• →Virtual 10K: $48.70
• →Virtual 5K: $43.40

What is included with virtual race registration?

• →Alumni credit
• →Event swag

What are the race time windows for each distance?

• →Half Marathon: 9:00 AM – 1:00 PM MST
• →10K: 9:30 AM – 1:00 PM MST
• →5K: 9:40 AM – 1:00 PM MST

What makes this event unique in the Denver area?

This is the only December half marathon in the Denver area, offering a rare opportunity to participate in a half marathon distance during the holiday season.

What can participants expect from the course?

• →Flat course design
• →Scenic Front Range views
• →Route along Big Dry Creek Trail
• →Suitable for various fitness levels

Are dogs and strollers permitted?

Yes, dogs and strollers are permitted at this event, with trail etiquette required from all participants.

What awards do participants receive?

• →Medals for all participants
• →Engraving available for medals
• →Costume contest recognition
• →Ugly sweater beanie contest recognition

What personalization options are available?

Personalized bibs are available for participants who register at least 2 weeks before the event.

What is the festive atmosphere like at this event?

The event features holiday music, festive decorations, a costume contest, and an ugly sweater beanie contest to create a celebratory holiday running experience.

What charity does this event support?

The 2025 All-Out Fa La La benefits A Precious Child, an organization supporting 166,000+ Colorado children living in poverty. The event helps brighten Christmas and Hanukkah celebrations for children in need.

Is there a toy drive component?

Yes, participants can bring an unwrapped gift to receive a $10 off coupon for a future All-Out event. This toy drive helps provide gifts for children during the holiday season.

What is the BOLDERBoulder Qualifier status?

This event is an official BOLDERBoulder Qualifier, meaning finishing times can qualify participants for 2026 BOLDERBoulder 10K wave assignments.

What weather considerations should participants prepare for?

Early December in Westminster typically brings cold temperatures between 25-40°F. Participants should prepare for potential snow, frost, or icy conditions common to the Front Range during this season. Layered clothing and appropriate winter running gear are recommended.