Graham Oaks Nature Park

Ice Age Tonquin Trail & Tonquin Trail

5.1 mi · ▲ 109 ft · 1 hr 45 min

Ice Age Tonquin Trail & Tonquin Trail is a 5.1-mile out-and-back in Graham Oaks Nature Park near Wilsonville, OR. It is mostly level, with 109 ft of elevation gain, and mostly paved. It scores 0/100 on the Ambleway Wildness scale: paved and peopled.

Elevation

0 mi125 – 240 ft6.5 mi

Getting there

Trailhead: Southwest Otto Lane 45.29476, -122.77649
Nearest town Wilsonville, OR

Directions

AMBLEWAYwww.ambleway.com

Ice Age Tonquin Trail & Tonquin Trail

5.1 mi · ▲ 109 ft · 1 hr 45 min

Elevation 123–238 ft

Out & Back · Graham Oaks Nature Park

Trailhead: Southwest Otto Lane · 45.29476, -122.77649

Weather Sep 5: Overcast, high 71°F / low 50° · precip 7% · wind 4 mph · sunrise 6:37 AM · sunset 7:45 PM

Parking lot at the trailhead

  1. Start on Southwest Otto Lane, heading N.
  2. 0.4 miTurn left, heading W.
  3. 50 ftTurn right, heading W.
  4. 0.2 miTurn left, heading SW.
  5. 50 ftTurn right onto Tonquin Trail, heading SW.
  6. 0.7 miTurn left onto Gateway Trail, heading SW.
  7. 50 ftTurn right onto Tonquin Trail, heading SW.
  8. 1.6 miReach Tonquin Trail, then turn around and head back the way you came.
  9. 1.5 miTurn left onto Gateway Trail, heading W.
  10. 50 ftTurn right onto Tonquin Trail, heading W.
  11. 0.7 miTurn left, heading SE.
  12. 50 ftTurn right, heading SE.
  13. 0.2 miTurn left, heading E.
  14. 50 ftTurn right, heading E.
  15. 50 ftArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail surface

82% paved18% unspecified

Weather

OvercastTemperature 71°F50°
Precip7%Wind4 mphUV6Humidity85%
Rained 0.6″ yesterday · trails may be muddy
Hourly temperature
75°50°
Sunrise 6:37 AM12 AM3 AM9 AM12 PM3 PMSunset 7:45 PM
Sun 73°55° 21%
Mon 76°51°
Tue 78°54°
Wed 84°54°
Thu 78°55°
Fri 76°54° 20%

Good to know

  • Parking lot at the trailhead