Race & Event Planner
| Sep | 2021 | Road Races | Off Road and T&F | Multi-Sport | Other Events |
| Fri | 24th | Last Friday 5k | |||
| Sat | 25th | Windor Womens 10k | |||
| Sun | 26th | Berlin Marathon | |||
| Ealing Half Marathon | |||||
| Hackney Half Marathon | |||||
| SEAA 4 Stage Male Vet's Road Relays | |||||
| SEAA 4 Stage Women's Road Relays | |||||
| SEAA 6 Stage Men's Road Relays | |||||
| SEAA 6 Stage Women's Road Relays | |||||
| Windsor Half Marathon | |||||
| Oct | 2021 | Road Races | Off Road and T&F | Multi-Sport | Other Events |
| Sat | 2nd | QEOP 10k Series | |||
| Serpentine Handicap | |||||
| Sun | 3rd | Basingstoke Half Marathon | |||
| Cardiff Half Marathon | |||||
| Jersey Marathon | |||||
| London Marathon | |||||
| Sun | 10th | Chicago Marathon | Ridgeway Run 15k (trail) | ||
| Greater Manchester Marathon | |||||
| Henley Half Marathon | |||||
| Isle of Wight Marathon | |||||
| Manchester Half Marathon | |||||
| Royal Parks Half Marathon | |||||
| Mon | 11th | Boston Marathon | |||
| Sat | 16th | Start Fitness Metropolitan League 1.5k (U11 boys) (xc) | |||
| Start Fitness Metropolitan League 1.5k (U11 girls) (xc) | |||||
| Start Fitness Metropolitan League 3k (U13 boys) (xc) | |||||
| Start Fitness Metropolitan League 3k (U13 girls) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 boys) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 girls) (xc) | |||||
| Start Fitness Metropolitan League 8k (men) (xc) | |||||
| Start Fitness Metropolitan League 8k (women) (xc) | |||||
| Sun | 17th | Amsterdam Marathon | Sunday League 5M (xc) | ||
| Barcelona Half Marathon | |||||
| Beachy Head Half Marathon | |||||
| Cabbage Patch 10M | |||||
| Cambridge Half Marathon | |||||
| Great South Run 10M | |||||
| Paris Marathon | |||||
| Sat | 23rd | Sri Chinmoy 10k | Beachy Head Marathon (trail) | ||
| Sun | 24th | Abingdon Marathon | |||
| Fri | 29th | Last Friday 5k | |||
| Sat | 30th | North London Cross Country Championship (xc) | |||
| Sun | 31st | Frankfurt Marathon | |||
| RunThrough Wimbledon Common HM | |||||
| Nov | 2021 | Road Races | Off Road and T&F | Multi-Sport | Other Events |
| Sat | 6th | QEOP 10k Series | |||
| Serpentine Handicap | |||||
| Sun | 7th | Dorney Lake HM | |||
| Marlow Half Marathon | |||||
| New York Marathon | |||||
| Sat | 13th | Start Fitness Metropolitan League 1.5k (U11 boys) (xc) | |||
| Start Fitness Metropolitan League 1.5k (U11 girls) (xc) | |||||
| Start Fitness Metropolitan League 3k (U13 boys) (xc) | |||||
| Start Fitness Metropolitan League 3k (U13 girls) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 boys) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 girls) (xc) | |||||
| Start Fitness Metropolitan League 8k (men) (xc) | |||||
| Start Fitness Metropolitan League 8k (women) (xc) | |||||
| Sun | 14th | Athens Classic Marathon | |||
| Sat | 20th | Sri Chinmoy 10k | |||
| Sun | 21st | RunThrough Hampton Court HM | |||
| Stevenage Half Marathon | |||||
| Fri | 26th | Last Friday 5k | |||
| Sat | 27th | Maverick Original West Sussex 23km (trail) | |||
| Sun | 28th | Crystal Palace HM (Fix Events MoRun) | |||
| Dec | 2021 | Road Races | Off Road and T&F | Multi-Sport | Other Events |
| Sat | 4th | QEOP 10k Series | Start Fitness Metropolitan League 1.5k (U11 boys) (xc) | ||
| Serpentine Handicap | Start Fitness Metropolitan League 1.5k (U11 girls) (xc) | ||||
| Start Fitness Metropolitan League 3k (U13 boys) (xc) | |||||
| Start Fitness Metropolitan League 3k (U13 girls) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 boys) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 girls) (xc) | |||||
| Start Fitness Metropolitan League 8k (men) (xc) | |||||
| Start Fitness Metropolitan League 8k (women) (xc) | |||||
| Sun | 5th | Perivale 5M | |||
| Valencia Marathon | |||||
| Sun | 12th | Dorney Lake HM | Sunday League 5M (xc) | ||
| Sun | 19th | Portsmouth Coastal Waterside Marathon (trail) | |||
| Sunday League 5M (xc) | |||||
| Fri | 31st | Last Friday 5k | |||
| Jan | 2022 | Road Races | Off Road and T&F | Multi-Sport | Other Events |
| Sat | 15th | Start Fitness Metropolitan League 1.5k (U11 boys) (xc) | |||
| Start Fitness Metropolitan League 1.5k (U11 girls) (xc) | |||||
| Start Fitness Metropolitan League 3k (U13 boys) (xc) | |||||
| Start Fitness Metropolitan League 3k (U13 girls) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 boys) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 girls) (xc) | |||||
| Start Fitness Metropolitan League 8k (men) (xc) | |||||
| Start Fitness Metropolitan League 8k (women) (xc) | |||||
| Sun | 16th | Sunday League 6M (xc) | |||
| Feb | 2022 | Road Races | Off Road and T&F | Multi-Sport | Other Events |
| Sun | 13th | Portsmouth Coastal Half Marathon (trail) | |||
| Sunday League 5.5 miles (xc) | |||||
| Sat | 19th | Start Fitness Metropolitan League 1.5k (U11 boys) (xc) | |||
| Start Fitness Metropolitan League 1.5k (U11 girls) (xc) | |||||
| Start Fitness Metropolitan League 3k (U13 boys) (xc) | |||||
| Start Fitness Metropolitan League 3k (U13 girls) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 boys) (xc) | |||||
| Start Fitness Metropolitan League 4k (U15/U17 girls) (xc) | |||||
| Start Fitness Metropolitan League 8k (men) (xc) | |||||
| Start Fitness Metropolitan League 8k (women) (xc) | |||||
| Mar | 2022 | Road Races | Off Road and T&F | Multi-Sport | Other Events |
| Sun | 27th | SEAA 12 Stage Men's Road Relays | |||
| May | 2022 | Road Races | Off Road and T&F | Multi-Sport | Other Events |
| Mon | 2nd | MKM (Milton Keynes) Marathon | |||
| Jun | 2022 | Road Races | Off Road and T&F | Multi-Sport | Other Events |
| Sun | 12th | Ironman 70.3 Staffordhire (tri) | |||
| Sun | 26th | North Downs Run 30k (trail) |
Email events@serpentine.org.uk to have a new event added to the planner.