Colorado hosts over 1,500 named trails across diverse terrain — from the high-alpine horror of Class 4 fourteeners to gentle Front Range loops. PeakScout surfaces live Go Scores for every major trail, combining today's weather, recent precipitation, snowpack depth, and crowd level into a single 0–100 readiness score. Whether you're planning a quick after-work summit or a multi-day backpack, start here to see what's actually doable today. Lightning is the #1 killer in Colorado's backcountry — we show you exactly when to be off exposed ridgelines.
Explore More in Colorado
CO
Colorado Trail (Segment 12)
🟢 Easy
81
CO
Colorado Trail (Segment 11)
🔵 Moderate
81
CO
Colorado Trail (Segment 14)
🔵 Moderate
81
CO
Little Cochetopa Trail
🟠 Hard
81
CO
Old Colorado City Trail
🟢 Easy
81
CO
Waverly Mountain Trail #1456
🔴 Expert
81
CO
Mt. Harvard/Columbia Traverse
🟠 Hard
81
CO
Colorado Trail (Segment 15)
🔵 Moderate
81
❓ Frequently Asked Questions
What is the best time to hike in Colorado?
Late June through mid-September for high alpine trails. July–August covers wildflower windows in the San Juans and Gore Ranges. September offers aspens + fewer crowds. Fourteeners require an alpine start (depart by 6am) to avoid afternoon lightning.
Which Colorado 14ers are best for beginners?
Mt. Bierstadt (14,060 ft), Quandary Peak (14,265 ft), and Grays Peak (14,270 ft) are the most accessible non-technical fourteeners. All are Class 1–2 with clear trail marking. Always check CAIC avalanche forecasts March–May.
What is the Go Score on PeakScout?
Go Score is a 0–100 trail readiness index computed hourly from weather, snowpack, recent rain, crowd level, and active hazards. Scores above 80 mean conditions are favorable. Scores below 40 mean stay home.
Are Colorado trails crowded on weekends?
Yes — RMNP, Quandary, and Trail Ridge Road trails fill before 7am on summer weekends. The Go Score crowding signal factors day-of-week + federal holiday into the composite score, showing you when trails are most packed.
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📡 Data sources: Go Scores computed hourly from Open-Meteo weather (per-trailhead elevation-corrected), USGS stream gauges, SNOTEL/NRCS snowpack, trail report community data, and USFS/BLM trail status. Hard blockers (official closures, avalanche warnings, flash flood watches) override numeric scores.