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Glasfynydd Forest

Glasfynydd Forest

The best running trails around Glasfynydd Forest

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Running around Glasfynydd Forest is one of the best ways to explore more of this region. To help you discover the most beautiful places to run, we’ve reviewed our full collection of routes around Glasfynydd Forest—and are proud to present the best running trails. Click on any of the routes for more details and browse real tips and photos uploaded by other runners.

Last updated: December 8, 2025

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1. Usk Reservoir running loop — Brecon Beacons National Park

9.76km

01:16

120m

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Moderate

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2. Usk Reservoir – View East Along the Reservoir loop from Myddfai

16.9km

01:57

230m

220m

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

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3. View East Along the Reservoir – Usk Reservoir loop from Myddfai

11.3km

01:20

110m

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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4. Usk Reservoir loop from Trecastle

5.80km

00:37

100m

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5. Fan Foel – Llyn y Fan Fach loop from Llanddeusant

14.9km

02:01

640m

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Hard

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Browse the best Running Trails & Routes in other regions.

Brecon Beacons Llyn y Fan Fawr Rhayader Llanafanfawr Merthyr Cynog Claerwen Reservoir Llangynog Trewern Glantwymyn Usk Reservoir Pen-Y-Bont-Fawr Nantmel St. Harmon Llanwrthwl Treflys Bausley With Criggion Glascwm Llanbrynmair Berriew Llyn Syfaddan Disserth And Trecoed Welshpool Abbey Cwmhir Llandinam Cors Y Llyn National Nature Reserve Llanelwedd Llanwddyn Llanrhaeadr-Ym-Mochnant Aberedw Glasbury Hay Halfway Forest Banwy Brycheiniog Forest Kerry Forden With Leighton And Trelystan Mochdre Llanfyllin Llanbadarn Fynydd Newtown And Llanllwchaiarn Erwood Duhonw Roundton Hill National Nature Reserve Gladestry Llangurig Castle Caereinion Guilsfield Builth Llyn Clywedog New Radnor Carreghofa Llanfihangel Presteigne Bettws Llandrinio Churchstoke Cilmery Llanbadarn Fawr Llansilin Burfa Bank Stanner Rocks National Nature Reserve Dwyriw Manafon Llanfair Caereinion Gregynog National Nature Reserve Tregynon Llanidloes Old Radnor Llanddewi Ystradenny Claerwen National Nature Reserve Whitton Beguildy Llanidloes Without Llangunllo Trefeglwys Knighton Cadfarch Aberhafesp Llandyssil Llanyre Penybont Caersws Llangedwyn Llandrindod Wells Llanfihangel Rhydithon Hafren Montgomery Llanerfyl Llanfechain Machynlleth Llandysilio Llansantffraid Nant Irfon National Nature Reserve Lake Vyrnwy Dyfnant Forest Llanbister Painscastle Carno Rhos Goch National Nature Reserve Meifod Clyro Llangyniew Llangamarch

The best running trails around Glasfynydd Forest

1. Usk Reservoir running loop — Brecon Beacons National Park

2. Usk Reservoir – View East Along the Reservoir loop from Myddfai

3. View East Along the Reservoir – Usk Reservoir loop from Myddfai

4. Usk Reservoir loop from Trecastle

5. Fan Foel – Llyn y Fan Fach loop from Llanddeusant

Most popular routes around Glasfynydd Forest

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