How many races in Wales are there between 2026 and 2027?

There are 9 upcoming races in Wales listed on 42Cal, from October 2026 through August 2027. The count updates automatically as races are added.

When is the best time for races in Wales?

Most of the 12 races on this list (7 of them) fall in April and May and October.

Which race in this list has the least elevation gain?

Porthcawl 10K in Porthcawl is the flattest race on this list, with about 82 ft of total elevation gain — based on the 12 of 12 races here with elevation data on file.

How current is this list?

This list was last refreshed on October 1, 2026. Race dates, locations, and course details are updated continuously as organizers confirm changes, so this page reflects the calendar as of that date.

All Collections

Race Collection

Races in Wales 2026–2027

There are 9 upcoming races in Wales on the 42Cal calendar, from October 2026 through August 2027.

Upcoming races

October 2026 – August 2027

Date range

Countries

197 ft

Median elevation

Race data last updated October 1, 2026.

Upcoming Races in Wales 2026–2027

9 races

Oct 24, 2026
Registration Closed
Snowdonia Marathon Eryri
Llanberis, Gwynedd, Wales, United Kingdom
Marathon
See full guide
Nov 1, 2026
Registration Open
Richard Burton 10K
Cwmafan, Neath Port Talbot, Wales, United Kingdom
10K
Also: 10K
See full guide
Nov 15, 2026
Registration Open
Conwy Half Marathon
Conwy, Wales, United Kingdom
Half Marathon
See full guide
Apr 4, 2027
Registration Open
Llandudno Half Marathon
Llandudno, Conwy, United Kingdom
Half Marathon
See full guide
Apr 18, 2027
Registration Open
ABP Newport Wales Marathon
Newport, Wales, United Kingdom
Marathon
Also: Half Marathon, 10K
See full guide
May 9, 2027
Registration Open
Caerphilly 10K
Caerphilly, Wales, United Kingdom
10K
See full guide
May 16, 2027
Registration Open
Barry Island 10K
Barry, Vale of Glamorgan, United Kingdom
10K
See full guide
Jun 27, 2027
Registration Open
Porthcawl 10K
Porthcawl, Bridgend, United Kingdom
10K
See full guide
Aug 8, 2027
Opening Soon
Caernarfon 10K
Caernarfon, Gwynedd, United Kingdom
10K
See full guide

Recently Run

3 races

Compare These Races

Race	Date	Location	Distance	Elevation	Status
Snowdonia Marathon Eryri	October 2026	Llanberis, United Kingdom	Marathon	788 m	Registration Closed
Richard Burton 10K	November 2026	Cwmafan, United Kingdom	10K	110 m	Registration Open
Conwy Half Marathon	November 2026	Conwy, United Kingdom	Half Marathon	220 m	Registration Open
Llandudno Half Marathon	April 2027	Llandudno, United Kingdom	Half Marathon	75 m	Registration Open
ABP Newport Wales Marathon	April 2027	Newport, United Kingdom	Marathon	40 m	Registration Open
Caerphilly 10K	May 2027	Caerphilly, United Kingdom	10K	60 m	Registration Open
Barry Island 10K	May 2027	Barry, United Kingdom	10K	35 m	Registration Open
Porthcawl 10K	June 2027	Porthcawl, United Kingdom	10K	25 m	Registration Open
Caernarfon 10K	August 2027	Caernarfon, United Kingdom	10K	40 m	Opening Soon
Bangor City Half Marathon	October 2026	Bangor, United Kingdom	Half Marathon	140 m	completed
Cardiff Half Marathon	October 2026	Cardiff, United Kingdom	Half Marathon	60 m	completed
Caernarfon Half Marathon	September 2026	Caernarfon, United Kingdom	Half Marathon	110 m	completed