We explored park end but not much of the school end of this trail system. We didn't get as far east as the creek because it was so easy to drop down to the nearby SW Kanan Street Trail.
Sunday, November 8, 2020
google map 
45.4806713, -122.7326322
45.4813032, -122.7328632
45.4816981, -122.7282848
45.48126944444444, -122.73020833333334
The SW 54th Avenue cul de sac becomes this uniquely cared for trail up and into the park.
Sunday, July 4, 2021
See Pendelton Triangle Headwaters for east entrance.