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Snowdonia Half Marathon

Snowdonia Half Marathon, Llanrwst
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Road runs in United Kingdom, Llanrwst

Distances

  • Running

    Half Marathon

    21.1 km

    Start: May 7, 03:00 PM

About

One of the UK’s toughest half marathons, set in the scenic Snowdonia National Park, North Wales, starting and finishing in Llanrwst. Known for challenging hills, stunning lakeside and mountain scenery, and strong community support.

Catering & aid stations

Drink stations roughly every 3 miles and one at the finish. Toilets available near the start/finish and at the Cricket Club.

Pacers

No pacers or paceband information found on the inspected pages.

Results

View official results

Surface mix

  • 100% asphalt

Typical weather in Llanrwst

Monthly averages based on historical data (2000–present).

Jan8°4°
↑ 08:23
↓ 16:25
Feb8°4°
↑ 07:35
↓ 17:24
Mar10°4°
↑ 06:29
↓ 18:19
Apr12°6°
↑ 06:15
↓ 20:15
May15°9°
↑ 05:15
↓ 21:08
Jun18°12°
↑ 04:47
↓ 21:44
Jul19°13°
↑ 05:06
↓ 21:35
Aug19°13°
↑ 05:56
↓ 20:43
Sep17°12°
↑ 06:49
↓ 19:31
Oct14°9°
↑ 07:42
↓ 18:19
Nov10°6°
↑ 07:40
↓ 16:19
Dec8°4°
↑ 08:24
↓ 15:57

Weather data by Open-Meteo

What's included in entry

  • Race
  • Bespoke medal
  • Technical T-shirt

FAQ

What time does the race start?

The race starts at 10:00 AM.

Where is the start and finish?

Start and finish at Gwydir Park, next to the Llanrwst cricket and football club.

Where can I park?

Pay & Display at Glasdir (LL26 0DF), Ysgol Dyffryn Conwy & Nebo Road (LL26 0SD) open 08:00–13:00, and Watling Street (LL26 0LS). Avoid parking near the start/finish.

Is there water on the course?

Yes, drink stations roughly every 3 miles plus one at the finish.

Are there toilets available?

Yes, located near the start/finish and at the Cricket Club.

What is the cut-off pace?

We recommend a pace of 12–15 min/mile (approx. 3–3.5 hours). Slower participants may need to move to pavements and follow normal road rules.

Can I wear headphones?

Standard headphones are not allowed (UK Athletics rules); bone-conducting headphones are permitted.

Is there baggage drop?

Yes, small bags only; avoid leaving valuables.

Where can I find results?

Results will be live later in the day on runwales.com.

Last updated: Jun 5, 2026, 07:52:43 PM

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Snowdonia Half Marathon

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The race information has been found on the official website of the event or through publicly available sources. Always refer to the official website for the latest race information. Please let us know if any data is wrong or missing by emailing hello@run-atlas.app.