Offa's Dyke Path

Trace the ancient boundary of Offa's Dyke Path, a 283km (177 mile) National Trail along Britain's longest ancient monument — the 8th-century earthwork separating England and Wales. The trail unfolds through diverse border landscapes, from the dramatic Wye Gorge and Tintern Abbey near Chepstow, across the remote Black Mountains and Hergest Ridge, to the industrial heritage of the Clwydian Range and the seaside finish at Prestatyn.

This comprehensive guidebook describes the Offa's Dyke Path from south to north and offers walkers of all abilities the chance to explore limestone gorges, mountain ridges, and borderland heritage over 12–14 days. A separate OS 1:25,000 trail map is included, providing precise route-line mapping and ensuring you can follow Offa's ancient frontier with total confidence.

• The trail is divided into 12 clearly defined stages of 17–29km (11–18 miles), each with detailed route descriptions, OS mapping, and elevation profiles, allowing you to anticipate the terrain
• Alternative itineraries of 8 or 16 days help you tailor the Offa's Dyke Path to your perfect walking holiday
• Practical planning information for accommodation along the route, from country inns and B&Bs to hostels and campsites in key centres like Monmouth, Hay-on-Wye and Knighton, is provided, as well as advice on local transport links
• Downloadable GPX files provide a digital navigation option, allowing you to follow the National Trail on a smartphone or GPS device
• Beyond wayfinding, the guide celebrates the path's unique story, with insights into its geology (limestone escarpments, igneous intrusions), wildlife, historical attractions, and the cultural significance of walking where Anglo-Saxon Mercia met ancient Welsh kingdoms

With expert guidance from author Mike Dunn, stage-by-stage breakdowns, and the included OS trail map, this walking guidebook equips you with everything you need to conquer Offa’s Dyke Path with ease. Discover the timeless allure of Britain's borderlands, where every ridge reveals panoramic views, ancient history, and the quiet satisfaction of completing one of the National Trails.

Seasons

This walk is exceptional in all seasons, though the Black Mountains and Clwydian range deserve respect in winter conditions, and especially in mist, since there are few landmarks on the Black Mountain ridge.

Centres

Chepstow, Hay-on-Wye, Kington, Bishops Castle, Montgomery, Welshpool, Oswestry, Llangollen, Denbigh, Prestatyn.

Difficulty

The trail includes a couple of unavoidably long stages and there are some mountain and moorland stages, but the route poses no special difficulties and caters for walkers of all levels of ability provided that sensible advance planning is undertaken.

Must See

The route highlights a range of striking geological and historical features. Among the geological highlights are the limestone gorge of the lower Wye, the igneous intrusions around Hergest Ridge, the dolerite formations of the Breidden Hills, and the limestone escarpments north of Llangollen. Historical interest is equally strong, with notable sites including Tintern Abbey and Llanthony Priory, as well as the remarkable Pontcysyllte Aqueduct.

Map key

Overview map

Route summary table

Route profile

Stage facilities planner

INTRODUCTION

From the Severn to the Irish Sea

Planning your trip

Selecting a schedule

When to go

Travel to the Path

Transport along the Path

First and last nights

Accommodation

Facilities

Baggage transfer

What to take

Planning day by day

Using this guide

Maps

Waymarking

Weather forecasts

Phones and wi-fi

Emergencies

All about the Welsh Marches

Geology and landscape

Plants and wildlife

Border prehistory

Offa and the Dyke

The Welsh Marches after Offa

Offa’s Dyke Path

Stage 1 Above the Lower Wye Gorge​​​​​​​

Stage 2 Sheep and cider in remote Monmouthshire​​​​​​​

Stage 3 Crossing the Black Mountains

Stage 4 Gladestry and Hergest Ridge

Stage 5 The Radnorshire Hills

Stage 6 Ups and downs in deepest Shropshire​​​​​​​

Stage 7 The Vale of Montgomery and Long Mountain

Stage 8 Across the Severn valley

Stage 9 Exploring the unknown Marches

Stage 10 The Vale of Llangollen and Eglwyseg Rocks

Stage 11 The Clwydian Range

Stage 12 Northern hills and coast

Appendix A Useful contacts

Appendix B Accommodation table

Appendix C Topographical Welsh glossary

Appendix D Further reading