Starting Location: #21 (Hatboro-Horsham H.S.)
Distance: 20 miles
Description: To Warwick and back, via Ivyland. A longer version of the Medium 15.
Contributed by: Dave Atkins
| Mile- point |
DistI | Dir | Road |
| R | Stadium Way | ||
| .3 | .4 | R | Babylon |
| .7 | .4 | L | Davis Grove |
| 1.1 | 1.3 | R | Keith Valley |
| 2.4 | .8 | S | Kansas |
| 3.2 | .4 | L | Garden |
| 3.6 | .1 | R | Oak |
| 3.7 | .2 | L | Evergreen |
| 3.9 | .1 | R | Grady |
| 4.0 | .3 | L | Street Rd. |
| 4.3 | .9 | R | Wedge Way |
| 5.2 | .7 | R | Freedoms Way |
| 5.9 | .2 | S | Oxford Dr. |
| 6.1 | .1 | R | Cambridge |
| 6.2 | .1 | L | K Street |
| 6.3 | .4 | L | Palomino |
| 6.7 | .1 | R | Bristol |
| 6.8 | .9 | L | Guinea |
| 7.7 | 1.4 | R | Turkey Trot |
| 9.1 | .2 | R | Meetinghouse |
| 9.3 | .2 | L | Eddowes |
| 9.5 | .2 | R | Old York |
| 9.7 | 1.7 | L | Creek |
| 11.4 | 2.3 | R | Mearns |
| 13.7 | .1 | L | Street Rd. |
| 13.8 | .1 | R | Sunnemede |
| 13.9 | .5 | R | Nemoral |
| 14.4 | .1 | L | York Rd. |
| 14.5 | .3 | QR | Cypress |
| 14.8 | .1 | L | Gibson |
| 14.9 | .4 | R | Henry |
| 15.3 | .6 | R | Victoria |
| 15.9 | .2 | L | Beverly |
| 16.1 | .2 | L | Delmont |
| 16.3 | .1 | S | Latchstring |
| 16.4 | .2 | R | Winding |
| 16.6 | .4 | R | Latchstring |
| 17.0 | .3 | L | Brumar |
| 17.3 | .2 | S | Serrill |
| 17.5 | .1 | R | Charles |
| 17.6 | .2 | L | Lesher |
| 17.8 | .3 | R | Maple |
| 18.1 | .2 | L | Wayne |
| 18.3 | .1 | R | Apartment Dr. |
| 18.4 | .5 | S | Maple |
| 18.9 | 1.4 | R | Horsham Rd. |
| 20.3 | .2 | L | HHHS |
| 20.5 | R | E Lot (End) |