Home Destinations France Provence-Alpes-Côte d'AzurCol d'Izoard

Hard

Cycling

🇫🇷 France

Satellite

This track was identified and mapped via high-resolution satellite imagery.

ID: FR-PAC-08

Col d'Izoard

Added on 10 Oct 2026

Logged by @trailx

Col d'Izoard (2,360 m) is one of the great Tour de France climbs. The classic side starts in Briançon: 19 km at an average 5.8%, gaining 1,105 m. The lunar scree of the Casse Déserte and the Coppi–Bobet memorial. First Tour appearance: 1922 (about 36 times). Warren Barguil won the first summit finish in 2017.

Trail Map

Initialising Map Engine...

Trail Profile

General Instructions

Season: About late May to October. Carry a windproof layer for the descent, enough water and food for the climb, and check road status before you go. Descend with care: these are open roads shared with cars and motorbikes.

Mission Logs63 waypoints

Distance	Direction & Instruction	Gradient
0.0 km	N Start Point	-1%
0.2 km	N Terrain Change	-9%
0.3 km	W Steep Descent	-16%
0.4 km	NW Steep Descent	-23%
0.9 km	SW Steep Descent	-25%

Note: Gear suggestions are based on terrain gradient and are for reference only.

Weather check

At Start

1307m

Sampling Micro-Climate...

44.8984, 6.6436

Slide to preview conditions across the entire route • Point: 44.8984, 6.6436 @ 1307m

Quick Stats

Distance

20.98 km

Type

Cycling Sector

Elevation Range

1217m - 2363m

Max Elevation

2363 m

Max Gradient

26.8%

28.1%

Highlights

Ride the Briançon side, the way the Tour climbs it
Top out at 2,360 m
Warren Barguil won the first summit finish in 2017
The lunar scree of the Casse Déserte and the Coppi–Bobet memorial

Field Radio Protocol

VHF-UHF Communication

Signal Verified

Emergency Simplex

146.520MHz

Team Coordination

446.006MHz

Scout Primary

146.400MHz

Propagation Telemetry

Ridge Line

92%

Gorge Floor

18%

Sector Relay: Sector Alpha Relay• 12-18 KM Range

Regulatory Compliance

VHF/UHF frequencies are for monitoring and emergency coordination only. Transmitting on these bands may require an Amateur Radio License or regional government permits. Check local telecommunications laws before operation.

Technical Analysis

Total Ascent

+1164 m

Total Descent

-109 m

Ruggedness Index

Terrain Roughness Index

Vertical displacement per km. Typical range: 0 (Smooth) to 100+ (Extreme Mountain).

0 (Smooth)50 (Steep)100+ (Extreme)

60.7

Tortuosity Index

Route Curviness Index

Ratio of actual path to straight line. Typical range: 1.0 (Direct) to 3.0+ (Switchbacks).

1.0 (Direct)2.0 (Winding)3.0+ (Serpentine)

1.85

Gradient Distribution

Flat (0-3%)7%

Moderate (3-8%)29%

Steep (>8%)63%

Surface & Hydrology

Paved98%

Unpaved2%

Surface Spectrum Analysis

Asphalt

98%

Gravel

Dirt Track

Water Crossings

Includes only technical water fords where the vehicle actively enters a stream or riverbed. Permanent bridges are excluded from this count.

Difficulty Analysis

SCORE: 64

Difficulty is determined by a technical multi-vector analysis of elevation profile, surface quality, and topographic intensity.

Resulting CategoryHard

Bounding Box (WGS84)

MIN LAT: 44.819747

MAX LAT: 44.899187

MIN LON: 6.634457

MAX LON: 6.736142

Point Spacing: 11.3 m • Engine: TrailX Precision GPX ANALYTICS v1.0.0

Reviews & Discussion0

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Plan this trip

Before you go: Col d'Izoard

Best time to go

Jun–Sep

June to September is best for Alpine and Pyrenean routes; spring and autumn suit Provence, Occitania and the Loire, while Réunion is driest from May to November and prone to cyclones from January to March.