;
Dyfed Secondary Schools NASUWT U14 & U16 Cup & Plate Final 2025 (Carmarthen Leisure Centre Track)
26 June 25
Nantgaredig 5K & Junior Fun Run (Nantgaredig Rugby Club)
27 June 25
Welsh Athletics Senior, U17 & Para Track & Field Championships 2025 - Day 1 (Cardiff International Sports Stadium)
28 June 25
Weekly Free 5K parkrun (Various Locations)
28 June 25
Welsh Athletics Senior, U17 & Para Track & Field Championships 2025 - Day 2 (Cardiff International Sports Stadium)
29 June 25
Weekly Free Junior 2K parkrun (Various Locations)
29 June 25
Run4All Neath Summer 5K Series - Race 1 (Aberavon Seafront)
02 July 25
Welsh Schools National Track & Field Championships 2025 (Ron Jones Stadium, Aberdare)
05 July 25
Weekly Free 5K parkrun (Various Locations)
05 July 25
UK Youth Development League U17 & U20 - Midland South/West Fixture 3 (Swansea University Athletics Track)
06 July 25
Porthcawl 10K & Junior Races 2025 (Porthcawl)
06 July 25
Weekly Free Junior 2K parkrun (Various Locations)
06 July 25
Welsh Schools U14 & U16 Cup & Plate Final 2025 (Ron Jones Stadium, Aberdare)
09 July 25
Paul Popham Running Club 5K & Junior Fun Run (Swansea)
09 July 25
Ras Hwyl Cwmann 5 & Junior Fun Run (Lampeter)
11 July 25
Welsh Inter-Regional Track & Field Championships 2025 U15 to Seniors (Carmarthen Leisure Centre Track)
12 July 25
Weekly Free 5K parkrun (Various Locations)
12 July 25
Ammanford 10K Road Race 2025 (Ammanford Recreation Ground)
13 July 25
Weekly Free Junior 2K parkrun (Various Locations)
13 July 25
Poppit Sands 5K - Race 1 (Poppit Sands)
15 July 25
Welsh Athletics Run With The Wind 3 & Long Jump (U13 200m) (Cardiff International Sports Stadium)
16 July 25
SIAB Schools U17 Track & Field International 2025 (Derby, England)
19 July 25
Weekly Free 5K parkrun (Various Locations)
19 July 25
Weekly Free Junior 2K parkrun (Various Locations)
20 July 25
British Milers Club Endurance 2 (Ron Jones Stadium, Aberdare)
22 July 25
England Athletics U20, U23 & Senior Track & Field Championships (Alexander Stadium, Birmingham)
26 July 25
Weekly Free 5K parkrun (Various Locations)
26 July 25
Weekly Free Junior 2K parkrun (Various Locations)
27 July 25
Poppit Sands 5K - Race 2 (Poppit Sands)
29 July 25
West Wales Junior Development Open U11, U13 & U15 - Fixture 3 (Carmarthen Leisure Centre Track)
02 August 25
Weekly Free 5K parkrun (Various Locations)
02 August 25
Weekly Free Junior 2K parkrun (Various Locations)
03 August 25
Run4All Neath Summer 5K Series - Race 2 (Aberavon Seafront)
06 August 25
Swansea Harriers Track & Field Open Meeting 2 (Swansea University Athletics Track)
09 August 25
England Athletics U15 & U17 Track & Field Championships (Alexander Stadium, Birmingham)
09 August 25
Weekly Free 5K parkrun (Various Locations)
09 August 25
Weekly Free Junior 2K parkrun (Various Locations)
10 August 25
Poppit Sands 5K - Race 3 (Poppit Sands)
12 August 25
British Milers Club Endurance 3 (Ron Jones Stadium, Aberdare)
12 August 25
Weekly Free 5K parkrun (Various Locations)
16 August 25
St Clears 10K Road Race, including West Wales 10K Championships (St Clears Leisure Centre)
17 August 25
Weekly Free Junior 2K parkrun (Various Locations)
17 August 25
Tonypandy Endurance Open & Welsh 3000m Championships (King George VI Track, Tonypandy)
23 August 25
Weekly Free 5K parkrun (Various Locations)
23 August 25
Weekly Free Junior 2K parkrun (Various Locations)
24 August 25
Sportsshoes Home Nations 5K (Bute Park, Cardiff)
30 August 25
Weekly Free 5K parkrun (Various Locations)
30 August 25
Weekly Free Junior 2K parkrun (Various Locations)
31 August 25