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Grizzly Pk E + PT 13,145 + Jenkins Mtn — Sawatch

At a glance — recommended day

7.5 mi · 4,441 ft gain · Class 2+ · 3 peaks · ~4.2 h drive

Researched: 2026-06-09

CalTopo research map: https://caltopo.com/m/38DBF6E

Status in DB: all unclimbed.

Which "Grizzly Peak"? This is Grizzly Peak E (13,309') — the Pieplant/Taylor Park summit that links with Jenkins and PT 13,145 — not Grizzly Peak A (13,997', the famous near-14er near Independence Pass, a separate outing ~6 mi north).

Overview map

Note: the recommended route was distilled from 14 recorded GPS tracks of real trips (14ers.com · ListsofJohn · peakbagger · Kyle's recordings) — all layered on the interactive CalTopo research map.


Other climbers: Emily Sharpe — not yet · Shawn D Keil — not yet

Peaks covered

The three form a N→S ridge chain: Jenkins (north) → PT 13,145 (0.7 mi) → Grizzly Pk E (1.0 mi), climbed as one loop from Pieplant. (Nearby "Lake Fork Pk" — once bundled here as an optional 4th — is now its own report; it sits 5.6 mi north with a separate approach.)

Jenkins Mtn PT 13,145 Grizzly Pk E
Elevation 13,440' 13,145' 13,309'
Lat / Lon 38.96511, −106.54299 38.95539, −106.52653 38.94244, −106.52203
Class 2 2 2+ (boulder/talus)
CO Rank 297 531 393
Also known as UN 13145 / "UN 13140 B" (pre-LiDAR 13,281)
14ers.com 10754 10807 10778
LoJ 370 666 515
peakbagger 15652 84735 55291
Peak DB id 370 666 515

The standard outing: a counter-/clockwise loop from the Pieplant Mill site taking in all three. Per climb13ers, the loop is 9.15 mi / 4,810' (GPX tracks below range ~7.5–9 mi and ~5,300–6,800', depending on line and how directly the ridge is followed). Class 2+ overall — the "+" is Grizzly E's boulder-talus.

Peaks Jenkins Mtn + PT 13,145 + Grizzly Pk E
Distance / gain ~9 mi / ~4,800–5,300' loop
Class 2+ (Grizzly E boulder/talus; an ice axe is worth carrying early season)
Terrain tundra low, then a difficult ridge section, a talus-filled gully, and relentless boulder-talus up high
Trailhead Pieplant Mill site (~10,200')

Route sequence

  1. From the Pieplant Mill site, walk the old mining road north up to the Pieplant Mine (~10,800').
  2. At about 11,000', leave the roadbed and head NE up an intermittent drainage, then angle SE onto a minor ridge/slope that joins the south ridge of Jenkins.
  3. Follow the south ridge (tundra giving way to rock) to where it meets the east ridge; turn NW over chiprock/talus to the Jenkins summit (13,440') — ~2.5–3 hr from the TH.
  4. Continue south along the connecting ridge over PT 13,145 and on to Grizzly Pk E (13,309') — this is where the day earns its Class 2+: a tricky ridge section, a talus gully, and sustained boulder-hopping.
  5. Descend Grizzly's slopes back toward Pieplant to close the loop (or reverse the ridge).

Direction: most parties go Jenkins-first (north end) then traverse south to Grizzly. Either way it's a loop back to Pieplant.


Getting there — Pieplant Mill site

Drive from Boulder ~4h 15m via Google Maps (origin: 1162 Peakview Circle). climb13ers: "over four hours" for Front Range or West Slope climbers.
Trailhead Pieplant Mill site, ~38.9398, −106.5600, ~10,200', NE of Taylor Park Reservoir.
Access From Gunnison: US-50 → SH-135 to Almont → FR 742 (Taylor Canyon) to Taylor Park Reservoir, then continue north on FR 742 (east side) ~6.5 mi to the Pieplant turnoff/mill. From the Front Range, the shorter line is via Buena Vista + Cottonwood Pass (seasonal) into Taylor Park.
Vehicle Higher-clearance 2WD is enough — 4WD not required to the mill site (per climb13ers).
Land All public National Forest — GMUG NF (Jenkins, Grizzly E), Pike & San Isabel NF (PT 13,145). No wilderness, no permits, no fees (confirmed on peakbagger "Land" fields).

Gear & season

  • Best window: July through September. High Sawatch; the Pieplant/Taylor Park roads and Cottonwood Pass open late spring, and north-facing gullies hold snow into early summer.
  • Crux is terrain, not technical: sustained boulder-talus and a talus-filled gully on the Jenkins→Grizzly ridge — slow, ankle-aware going. Carry an ice axe early season for the gully (climb13ers recommends one).
  • Storms: a long, exposed ridge day — start early and be off the crest by early afternoon.
  • Cell coverage: no submitted 14ers.com reception reports for these summits or the Pieplant TH; the Pieplant/Taylor Park drainages are likely dead (deep valleys NE of the reservoir) — summits may catch intermittent signal but treat it as unreliable. Carry an InReach / satellite messenger — remote trailhead, long loop.

Other considerations

Adding "Lake Fork Pk"? It's now its own report — Lake Fork Pk. It sits 5.6 mi north of Jenkins with a separate approach (no trail links it to the trio), so it's a distinct outing rather than a 4th peak on this loop. A fit party can tack it on as a long ~13–15 mi day, but it's more efficient on its own — see that report for the standard line.


Trip reports & GPX (all sources)

Sources confirmed logged in: 14ers.com ("letsgocu"), listsofjohn.com (logged in), peakbagger.com ("Kyle Knutson"). 11 GPX tracks swept (7 from the 14ers library, 4 from LoJ) — all layered on the CalTopo map, colored by source.

14ers.com GPX library (logged in, "letsgocu")

The trio is well-covered by recent uploads:

Track Peaks Year
"2nd annual broncothon – Jenkins, 13145, grizzly" trio (+extras) 2025
"Jenkins-13145-Grizzly" trio 2025
"Jenkins Moun #1" trio 2021
trip 14059 Savage + Grizzly + 13145 2013
"Meet me in the Middle – Sawatch trio" / rachel upload Lake Fork (+ Middle Mtn) 2013 / 2024

listsofjohn.com (logged in)

GPX Peaks
TR 1803 all three (Jenkins + 13,145 + Grizzly E)
TR 5603 Jenkins + PT 13,145
TR 5670 Grizzly Pk E
TR 26979 Jenkins + PT 13,145 + Lake Fork (the optional-4th proof)
TR 16363 Lake Fork Pk

peakbagger.com (logged in, "Kyle Knutson")

Peak pages verified for all four (Jenkins 15652, Grizzly E 55291, PT 13,145 = "Peak 13144" 84735, Lake Fork = "Peak 13331" 15841); used to confirm land ownership (all public NF). No downloadable ascent GPX on these pages.

climb13ers.com

Route beta for all peaks: Jenkins South Ridge · Grizzly Pk E NE Ridge · "Lake Fork Peak". The Grizzly E page documents the Jenkins–UN13,140–Grizzly loop (9.15 mi / 4,810').

Sources checked: 14ers.com ✓ (logged in, "letsgocu") · listsofjohn.com ✓ (logged in) · peakbagger.com ✓ (logged in, "Kyle Knutson") · climb13ers.com ✓