The Bear Chase
- Date
- Oct 2–3, 2027
- First start
- 5:30 am
- Distances
- 6 distances
- Time limit
- 14 Hours (9:30 pm)
- Elevation gain
- 4,336 feet
The Bear Chase Race Endurance Festival is a 100K, 50 Mile, 50K, Half Marathon, 10K and the New 5k trail race at beautiful Bear Creek Lake Park, in Lakewood, CO.
An excellent race for first time trail and ultramarathoners, runners will experience a variety of challenging terrain and sweeping panoramic views throughout the race. The course is pretty fast (by trail/ultra standards), and not overly technical.
Good to know
Friday, October 2Runners Roost - Lakewood7978 W. Alameda, Unit A Lakewood, CO 802265:00p-7:00pmBear Creek Lake ParkBig Soda Lake Beach Lakewood, CO Saturday, October 3 4:30 am - 6:30 am (100K, 50 Mile) 6:30 am - 7:30 am (50K) Sunday, October 4 6:00 am - 7:00 am (Half Marathon) 7:00 am- 8:00 am (10K) 7:30 am -8:30 am (5K)
Runner Parking Runners receive complementary entry to the park prior to the start of the race. (Crew, spectators and pacers arriving after the start will need a Daily or Annual Park Pass for entry.) Primary runner parking will be in the Swim Beach Overflow parking area to the East of the Start/Finish area. Please drive with caution at reduced speed as you approach this area. Park rangers will be in the area to enforc
Crew, Spectator & Pacer Parking Crew, spectators & pacers may park in the Meadowlark Cove parking area for short-term, or the primary runner parking area for long-term parking.
Accessibility Parking Accessibility parking will be in Meadowlark Cove parking area (runner drop-off & short-term parking).
Medical support is provided by Event Medical Services. The main medical tent is located at the Start/Finish area, and all aid stations will have basic first-aid supplies. Runners experiencing a medical emergency on course will need to go to the nearest aid station, or report the emergency to a passing runner. Medical evacuations will only be reserved for serious or critical medical needs such that the injured party c
99% of the course is run on dirt and crusher-fine trails (50K & 10K runners will run a short section on asphalt). Most of the course is smooth singletrack, but expect short sections of loose and rocky terrain with uneven surfaces. This terrain can be of a further challenge after sunset with limited to no light. All runners are required to carry a light source at the start of their last lap after 6:00pm. (100K runners
Pick your distance
The numbers for each course, straight from the race page. Compare them side by side below.
- Start Time
- 5:30 am
- Distance
- 62.2 Miles
- Total Elevation Gain
- 4,336 feet
- Max Elevation
- 5,798 feet
Aid stations · 100K
| Station | ||
|---|---|---|
| Aid Stations | Course Distance | Distance to Next |
| Start | 0 | 5.3 |
| Homestead Aid | 5.3 | 3.5 |
| Cattail Creek Aid | 8.8 | 3.6 |
| Start / Finish | 12.4 | 5.3 |
| Homestead Aid | 17.7 | 3.5 |
| Cattail Creek Aid | 21.2 | 3.6 |
| Start / Finish | 24.8 | 5.3 |
| Homestead Aid | 30.1 | 3.5 |
| Cattail Creek Aid | 33.7 | 3.6 |
| Start / Finish | 37.3 | 5.3 |
| Homestead Aid | 42.6 | 3.5 |
| Cattail Creek Aid | 46.1 | 3.6 |
| Finish | 49.7 |
Compare the distances
| 100K | 50 Mile | 50K | Half | 10K | 5K | |
|---|---|---|---|---|---|---|
| Start Time | 5:30 am | 6:30 am | 7:30 am | 7:00 am | 8:00 am | 8:30 am |
| Distance | 62.2 Miles | 50.0 Miles | 31.1 Miles | 13.1 Miles | 6.1 Miles | 3.1 Miles |
| Total Elevation Gain | 4,336 feet | 3,470 feet | 2,036 feet | 887 feet | 311 feet | 127 feet |
| Max Elevation | 5,798 feet | – | – | – | 5,716 feet | – |
| Time Limit | – | – | 14 Hours (9:30 pm) | 4 Hours | 3 Hours | 2.5 Hours |
Course & location
Bear Creek Lake Park, Lakewood, CO
Course records
- 2011 2010 100K · Women's8:40:45Kaci Lickteig (2014)
- 2011 2010 100K · Men's8:26:37Cory Logsdon (2018)
- 50 Mile · Women's6:36:14Courtney Dauwalter (2017)
- 50 Mile · Men's6:36:38Patrick Stewart (2015)
- 50K · Women's3:46:14Hannah Allgood (2025)
- 50K · Men's3:11:59Matt Daniels (2022)
- 10K · Women's38:40Heather Utrata (2010)
- 10K · Men's34:21Matthew Kempton (2012)
- 5K · Women's20:35Kaitlin Johnson (2025)
- 5K · Men's19:59Makaio Martinez (2025)
- Half Marathon · Women's1:29:15Corey Conner (2018)
- Half Marathon · Men's1:15:16Joel Hamilton (2011)
