AMBLEWAY Wildest hikes

Blithedale Summit Open Space Preserve

Corte Madera Ridge Fire Road–Del Casa Fire Road, 6 sights

7.2 mi · ▲ 1,586 ft · 3 hr 12 min

Corte Madera Ridge Fire Road–Del Casa Fire Road, 6 sights is a 7.2-mile out-and-back in Blithedale Summit Open Space Preserve near Mill Valley, CA. It climbs 1,586 ft, with sections as steep as 22% grade. It scores 24/100 on the Ambleway Wildness scale: paved and peopled.

Elevation

0 mi213 – 951 ft · steepest grade: 22%7.4 mi

Getting there

Trailhead: Old Railroad Grade Fire Road 37.92105, -122.55544
Nearest town Mill Valley, CA
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Directions

AMBLEWAYwww.ambleway.com

Corte Madera Ridge Fire Road–Del Casa Fire Road, 6 sights

7.2 mi · ▲ 1,586 ft · 3 hr 12 min

Elevation 215–951 ft

Out & Back · Blithedale Summit Open Space Preserve

Trailhead: Old Railroad Grade Fire Road · 37.92105, -122.55544

Weather Sep 20: sunrise 6:57 AM · sunset 7:12 PM

  1. Start on Old Railroad Grade Fire Road, heading N.
  2. 0.1 miSharp right onto H Line Fire Road, heading SE.
  3. 0.6 miTurn right onto Blithedale Ridge Fire Road, heading S.
  4. 0.5 miSharp left onto Corte Madera Ridge Fire Road, heading NE.
  5. 1 miContinue straight onto Middle Summit Fire Road, heading S.
  6. 0.5 miTurn right onto Escalon Fire Road, heading E.
  7. 0.5 miTurn right onto Del Casa Fire Road, heading SE.
  8. 0.4 miReach Old Railroad Grade Fire Road, then turn around and head back the way you came.
  9. 0.4 miTurn left onto Escalon Fire Road, heading N.
  10. 0.5 miTurn left, heading N.
  11. 1.5 miSharp right onto Blithedale Ridge Fire Road, heading SE.
  12. 0.5 miTurn left onto H Line Fire Road, heading NW.
  13. 0.6 miSharp left onto Old Railroad Grade Fire Road, heading S.
  14. 500 ftArrive back at the trailhead.

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

Trail map, photos and weather for this hike: www.ambleway.com/hikes/mayors-lookout-out-back-10-km-5630

Trail surface

51% dirt20% gravel29% unspecified

Weather

Sunrise 6:57 AMSunset 7:12 PM

Other ways to reach this destination

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