# When does Cardiff Half Marathon 2027 registration open?

The organiser has not stated an opening date for the next edition of Cardiff Half Marathon yet. Registration opened in October for the 2027 edition (2026-10-01).

- Organiser: Run 4 Wales
- Sport: half marathon
- Where: Cardiff, GB
- Site: https://www.cardiffhalfmarathon.co.uk/
- Registration page: https://www.cardiffhalfmarathon.co.uk/take-part/register/
- Race day: 2027-10-03
- Registration status: sold out (checked 2026-10-27)
- Entry route: mixed
- Registration window: ? to 2027-09-01
- Ballot: 2026-10-01 to 2026-10-18, results 2026-10-22. UK ballot entry £59, international £70, plus platform admin fee
- Entry fee, as stated: UK Ballot Entry: £59* (https://www.cardiffhalfmarathon.co.uk/take-part/register/)

Non-ballot routes: NSPCC fundraiser place £40 (skip ballot), Welsh Athletics entry £54, training/distance bundles; general registration deadline 1 Sep 2027.

## Quick answers

**When does Cardiff Half Marathon 2027 registration open?**

The organiser has not stated an opening date for the next edition of Cardiff Half Marathon yet. Registration opened in October for the 2027 edition (2026-10-01).

**When does Cardiff Half Marathon 2027 registration usually open?**

Registration opened in October for the 2027 edition (2026-10-01).

**How do I find out the moment Cardiff Half Marathon 2027 registration opens?**

Race Entry Watch reads the registration page every night, hourly in the week before a stated opening date and every ten minutes on the day itself. The free weekly digest is on this page; the same-day email, the moment it opens, is the membership (4 USD a month) or a 30-day pass (5 USD once).

## Sources

- https://www.cardiffhalfmarathon.co.uk/take-part/register/ (read 2026-10-25)

## Changes

- 2026-10-25: record added

Canonical: https://bikoosh.com/races/when-does-cardiff-half-marathon-registration-open
Race Entry Watch is an independent, sourced tracker, not affiliated with any organiser. Every status is read on the event's own registration page on the date shown; dates and fees are quoted as the organiser states them; an entry is yours to make on the organiser's site.