Stage 1 of 13 · Offa's Dyke Path

Chepstow → Coleford

Distance
20.2 km
Ascent
+630 m
Descent
-497 m
Est. Time
5h 48m
Altitude
-2–247 m
Type
point-to-point
🏔️ Mountainous🌲 Lowland

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Explore this stage

See the route, inspect its climbing, or preview the stage over real terrain.

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0m50m100m150m200m250m05 km10 km15 km20 km247m-2m
Flat (<5%) Gentle (5–10%) Moderate (10–15%) Steep (15–25%)

Route briefing

What comes next

Climbs and descents in route order. Not listed does not mean absent: it may not be mapped.

7 route events
  1. Start

    0 m

    Chepstow

    Start

    Route geometry · source 2026-04-02

    About 0 min in

    20.2 km remaining

    +630 m remaining

  2. Climb

    6.0 km

    66 m climb

    1.1 km at 6.0% average

    OpenStreetMap route data · source 2026-04-02

    About 1h 44m in

    14.2 km remaining

    +459 m remaining

  3. Descent

    11.5 km

    131 m descent

    1.2 km at 10.9% average

    OpenStreetMap route data · source 2026-04-02

    About 3h 19m in

    8.7 km remaining

    +311 m remaining

  4. Climb

    12.7 km

    176 m climb

    1.9 km at 9.4% average

    OpenStreetMap route data · source 2026-04-02

    About 3h 39m in

    7.5 km remaining

    +310 m remaining

  5. Descent

    15.1 km

    214 m descent

    1.7 km at 12.5% average

    OpenStreetMap route data · source 2026-04-02

    About 4h 20m in

    5.1 km remaining

    +159 m remaining

  6. Climb

    16.8 km

    136 m climb

    1.5 km at 8.9% average

    OpenStreetMap route data · source 2026-04-02

    About 4h 50m in

    3.4 km remaining

    +158 m remaining

  7. Finish

    20.2 km

    Coleford

    Finish

    Route geometry · source 2026-04-02

    About 5h 49m in

    0 m remaining

Trail route lab

Turn this trail into your own route

Open a planning copy, adjust the line, then share the version you would actually run or hike.

20.2 km Distance630 m Climb5h 48m Est. time247 m High pointEPIC Difficulty
Customize in Planner
📍

Start: Chepstow

No nearby transit stop. Consider getting dropped off or using the previous stage's end stop.

📍

End: Coleford

No nearby transit stop at the end. Check the next stage's start stop.

Segment Breakdown

Auto-analyzed from the elevation profile. Each segment shows the dominant character for planning your effort.

SegmentDist↑ / ↓TimeCharacter
Chepstow → km 12.8 (70m)
-2–223m
12.8 km+385m / -333m3h 29m📈 Climbing
km 12.8 (70m) → km 16.8 (14m)
14–247m
4 km+180m / -235m1h 15m📉 Descending
km 16.8 (14m) → Coleford
14–152m
3.4 km+189m / -55m1h 03m📈 Climbing
Total20.2 km+630m / -497m5h 48m

Pace & Fuel Calculator

Adjust your flat 10K pace to see personalized finish time, calorie burn, and hydration needs.

7:00 /km
4:00 /km (elite) 12:00 /km (leisure)
Fast Hiker / Jogger
Est. Finish Time
3h 20m
Calories
2,127 kcal
Water Needed
3.6 L
Effort Distance
29 km
flat-equivalent
🍫 Recommended: ~45g carbs/hr (151g total) Electrolyte needs vary with conditions and sweat losses; no individual sodium target is estimated. 🩹 Consider anti-chafe and blister prevention

Terrain Analysis

Lower-gradient terrain
Unknown
Gradient coverage unavailable
% of route below 15% gradient
Climb Ratio
31 m/km
Moderate profile
↑ 630m ↓ 497m

Surface & Technicality

Gradient breakdown
Low gradient (72%) Easy Grade (28%)

Gradient describes steepness, not exposure, scrambling, footing or current conditions. Technical difficulty is unknown where no mapped rating is available.

Surface

≈43% paved · ≈57% unpaved
Mixed paved & unpaved

Estimated for the full route from the 57% with mapped surface data in OpenStreetMap.

Current Conditions

Loading live weather...

Based on 1991–2020 climate averages, the weather on Offa's Dyke Path Stage 1: Chepstow → Coleford is usually best from April to October.

Weather this week

Loading the forecast for low point (sea level) and high point (712 m)…

Weather by month

Typical weather on this trail: at the lowest point (sea level) and the highest point (712 m). Select a month to see why it is rated as it is.

Monthly climate averages and daylight
Month
WeatherMixedMixedMixedGoodGoodGoodGoodGoodGoodGoodMixedMixed
High point, day / night4°/0°4°/0°6°/0°9°/2°13°/4°15°/7°17°/9°16°/9°14°/7°10°/5°7°/2°5°/0°
Low point, day / night8°/3°9°/3°11°/4°14°/6°17°/8°20°/11°22°/13°21°/13°19°/11°15°/9°11°/6°9°/4°
Rain, mm15712912610296106107118111170188185
Snow at high pointPossiblePossiblePossibleFrost––––––FrostPossible
Daylight8 h 169 h 5511 h 4613 h 4915 h 3616 h 4016 h 1614 h 4312 h 4510 h 468 h 537 h 49

Source: TerraClimate 1991–2020 monthly averages. Averages for the area at each point’s elevation (4 km grid, corrected for height). Not a forecast or a report of current trail conditions. These values describe the whole trail's lowest and highest points. Snow at the high point is estimated with a simple snowpack model from these temperatures and precipitation, not observed; steep islands and high summits can hold more snow than it shows. Daylight is for the 15th of each month. Hut, transport and park seasons are separate: check them for your dates.

Averages cannot establish current trail conditions. Check recent local reports, the forecast and restrictions before departure. Snow and ice can persist on shaded sections or arrive outside the usual season.

Planning ahead?

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Safety & Bailouts

Exit routes not verified

We do not have a verified emergency exit plan for this route. A nearby settlement, hut or route endpoint is not necessarily reachable or open. Do not leave the trail based on a straight-line distance or compass direction.

Mapped high point: 247 m, approximately 14.6 km along the route. This is not an assessment of the most remote or exposed point.

Review possible exits against current local information before your trip. In an emergency, contact local rescue services; this page is not live rescue guidance.

Suggested Gear List

Auto-generated based on 20.2 km, 630m ascent, max altitude 246.5m, ~6h duration.

Essential 4 items
  • 👟
    Trail running shoes / hiking boots
    Required for any trail
  • 📱
    Phone (charged) + offline map
    Navigation & emergency contact
  • 💧
    2L hydration pack
    Water source information is incomplete; plan supplies before departure
  • 🍫
    Trail mix, bars & sandwich
    Est. 1744 kcal burn
Recommended 4 items
  • 🧴
    Sunscreen
    Basic sun protection
  • 🧥
    Light rain jacket
    Weather changes fast in the mountains
  • 🩹
    Mini first aid kit
    Blister plasters, tape, antiseptic
  • 🧊
    Microspikes / light crampons
    Snow risk in Jan, Feb, Mar
Nice to have 1 items
  • 🦵
    Gaiters
    Keep snow out of boots

Logistics

This route runs from Chepstow to Coleford (20.2 km by trail). You'll need to arrange transport back to your starting point.

Start — Getting There
Chepstow
No transit stops detected nearby.
Finish — Getting Back
Coleford
No transit stops detected nearby. Check local timetables.

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Route data from OpenStreetMap © contributors, licensed under ODbL. Updated 2026-04-02.