HalfRuns
All-Out Kooky-Spooky

All-Out Kooky-Spooky

Race Date

Nov 1, 2026

Location

Golden, CO

The Experience

From the base of Table Mountain and Colorado's spectacular foothills, All-Out Multicourse presents our 15th annual Kooky-Spooky from Jefferson County's NAAC Stadium… easily accessible from several nearby highways. Along with its Endless Series sidekick in March, Spring Fever, these 5K, 10K & Half Marathon courses will hug the shores of Arvada's Blunn Reservoir via the Ralston Creek Trail and will challenge the beginner and veteran athlete alike! Of course, we'll still be celebrating the Halloween spirit so re-use your Halloween costume for our official costume contest. And especially revel in the extra hour of sleep you get as Nov. 1 is the end of daylight savings time!

Logistics

Race Day

Sunday, November 1, 2026

Start Time

9:00 AM

Giveaway

Beanie

Start Location

19500 W 64th Pkwy, Golden, CO, 80403

Directions

Course Info

Course Type

Loop Course

Terrain

road

Difficulty

Ultra-Flat

Elevation Gain

0'

Net Drop/km

0 m (Flat)

Separation

0.0%

Also Offers

10K5K13.1 Miles

Course Map

Race Day Weather

5-year historical avg

Start (Low)

30°

Afternoon (High)

55°

Ideal racing weather — cool and comfortable

0.0"

Precipitation

10 mph

Wind

54%

Humidity

Race Photos

Historical Finish Time Distribution

2,106 finishers across 9 years

1:154:10

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