Combined BTCC, WTCR, DTM and BGTC Calendar 2021
Coronavirus Update: The COVID-19 situation is ever-changing
Check with the series organiser for any calendar changes
| Series | Rounds | Date | Circuit |
| BGTC | 1 & 2 | 3rd to 5th April | Oulton Park |
| BGTC | 3 & 4 | 24th to 25th April | Snetterton (300) |
| BTCC | 1, 2 & 3 | 8th to 9th May | Thruxton |
| BTCC | 4, 5 & 6 | 15th to 16th May | Snetterton (300) |
| WTCR | 1 | 14th to 16th May | Hungary - Hungaroring |
| BGTC | 5 | 22nd to 23rd May | Brands Hatch (GP) |
| WTCR | 2 | 21st to 23rd May | Slovakia - Slovakia Ring |
| WTCR | 3 | 3rd to 5th June | Germany - Nürburgring Nordschleife |
| BTCC | 7, 8 & 9 | 12th to 13th June | Brands Hatch (Indy) |
| DTM | 1 & 2 | 18th to 20th June | Italy - Autodromo Nazionale di Monza - Monza |
| BGTC | 6 | 26th to 27th June | Silverstone (GP) |
| WTCR | 4 | 25th to 27st June | Portugal - Circuito Internacional de Vila Real |
| DTM | 3 & 4 | 2nd to 4th July | Germany - Norisring - Nuremberg |
| BGTC | 7 | 10th to 11th July | Donington Park (GP) |
| WTCR | 5 | 9th to 11th July | Spain - MotorLand Aragón |
| BGTC | 8 | 24th to 25th July | Spa-Francorchamps |
| DTM | 5 & 6 | 23rd to 25th July | Germany - Lausitzring - Klettwitz |
| BTCC | 10, 11 & 12 | 31st July to 1st August | Oulton Park (Island) |
| DTM | 7 & 8 | 6th to 8th August | Belgium - Circuit Zolder - Heusden-Zolder |
| BTCC | 13, 14 & 15 | 14th to 15th August | Knockhill |
| DTM | 9 & 10 | 20th to 22nd August | Germany - Nürburgring GP - Nürburg |
| BTCC | 16, 17 & 18 | 28th to 29th August | Thruxton |
| DTM | 11 & 12 | 3rd to 5th September | Austria - Red-Bull-Ring - Spielberg |
| BGTC | 9 | 11th to 12th September | Donington Park (GP) |
| BTCC | 19, 20 & 21 | 18th to 19th September | Croft |
| DTM | 13 & 14 | 17th to 19th September | Netherlands - Circuit Assen - Assen |
| BTCC | 22, 23 & 24 | 25th to 26th September | Silverstone (National) |
| DTM | 15 & 16 | 1st to 3rd October | Germany - Hockenheimring - Baden-Württemberg |
| BTCC | 25, 26 & 27 | 9th to 10th October | Donington Park (National) |
| WTCR | 6 | 8th to 10th October | South Korea - Inje Speedium Circuit |
| BTCC | 28, 29 & 30 | 23rd to 24th October | Brands Hatch (GP) |
| WTCR | 7 | 5th to 7th November | China - Venue TBC |
| WTCR | 8 | 19th to 21st November | Macau - Circuito da Guia |
