All courses start and finish at the Denver Botanic Gardens at Chatfield, are non-timed, and include a 4,200' elevation gain in the first 16 miles. Course roads will be swept for debris prior to the event.
Elevation was measured using multiple Garmin Edge units over the last 5 months. Readings were taken over various days at different times and in different weather conditions to get as comprehensive and accurate a measurement as possible.
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| Section | Distance (miles) |
Ascent (feet) |
Descent (feet) |
Net gain/loss (feet) |
Course Distance (miles) |
Starting Elevation (feet) |
Ending Elevation (feet) |
Maximum Elevation (feet) |
Max Grade |
| Start - up Deer Creek Canyon - Inter-Canyon FS1 |
9.8 | 1930 | 408 | 1522 | 9.8 | 5005 | 7006 | 7203 | 10% |
| Inter- Canyon - Turkey Creek - City View - Foxton |
11.28 | 2058 | 1138 | 920 | 21.08 | 7006 | 7853 | 8436 | 15% x 3 |
| Foxton - Broken Arrow - Foxton - Grange Hall |
14.7 | 2097 | 1475 | 622 | 35.25 | 7853 | 8422 | 8422 | 12% X 4 |
| Grange Hall - down High Grade - up Deer Creek - Inter-Canyon FS1 |
10.93 | 819 | 2110 | (1291) | 46.18 | 8422 | 7274 | 8422 | 10% and -12% |
| Inter-Canyon FS1 - North Turkey Creek - Marshdale Elementary |
7.4 | 1072 | 321 | 751 | 53.58 | 7274 | 7754 | 7754 | 12% |
| Marshdale Elementary - Shadow Mtn. - Brook Forest Rd - Evergreen |
16.25 | 1360 | 1911 | (551) | 69.83 | 7754 | 7726 | 8870 | 15% and -13% X 4 |
| Evergreen - Kittredge - Myers Gulch - Parmalee Gulch - Inter-Canyon FS1 |
12.48 | 1261 | 1278 | (17) | 82.31 | 7226 | 6976 | 7478 | 11% X2 and -13% |
| Inter- Canyon - Turkey Creek - City View - Grange Hall |
9.77 | 2064 | 616 | 1448 | 92.08 | 6976 | 8422 | 8480 | 15% X3 and -17% |
| Grange Hall - down High Grade - down Deer Creek - Finish |
14.03 | 90 | 2913 | (2823) | 106.11 | 8422 | 5005 | 8422 | 2% and -10% X 5 |
| TOTAL | 106.11 | 12,751 | 12,170 |
According to the technical experts at Garmin, riders may see differences between this and their readings based on:
We can tell you that the data listed is actual, from the road, over-ground readings, and not estimates based on mapping programs or satellite imagery.
