| Sat 19/12 - Sun 10/1 | MTBO Julgranen på O-Ringen torget | OK Rodhen | Uppland | FSMT | loc | | S | C | |  |
| Sun 10/1 | SNO:s O-Foto kalender | Södertälje-Nykvarn OF | Södermanland | T | club | | T | C | | |
| Fri 26/3 - Sun 28/3 | Precisionsorientering - träning | OK Pan-Kristianstad | Skåne | T | loc | | P | | | |
| Sun 28/3 | Prova-på-PreO | Söderhamns OK | Hälsingland | T | club | | P | | | |
| Sat 17/4 | Träning precisionsorientering | OK Pan-Kristianstad | Skåne | T | loc | | L | | | |
| Sat 24/4 | PreO, SOK Viljan, DM, Småland | SOK Viljan | Småland | T | champs | | P | | | |
| Sun 25/4 | PreO, SOK Viljan | SOK Viljan | Småland | FT | nat | | P | | | |
| Sun 30/5 | PreO, DM, Södermanland | Strängnäs-Malmby OL | Södermanland | T | champs | | P | | | |
| Sat 12/6 | PreO, DM, BDOF, VOF och GOF | Stenungsunds OK | Bohuslän-Dal | T | champs | | L | | |  |
| Wed 16/6 | PreO, DM, Södermanland | Strängnäs-Malmby OL | Södermanland | T | champs | | P | | | |
| Sat 19/6 | PreO i Väst, sprint | Göteborgs OF
IK Uven | Göteborg | T | nat | | S | | | |
| Sat 19/6 | PreO i Väst, TempO | Göteborgs OF
OK Landehof | Göteborg | T | nat | | T | | | |
| Sun 20/6 | PreO i Väst, PreO | Göteborgs OF
OK Orinto | Göteborg
Västergötland | T | nat | | L | | | |
| Fri 16/7 - Sun 18/7 | Hallands 3-dagars | Fjärås AIK
IF Rigor
OK Löftan | Halland | FT | nat | | M | | | |
| Sat 17/7 - Sun 18/7 | Metrunner Stockholm City Trail-O 2021 | Norrsken Orienteering | Stockholm | T | club | | P | | | |
| Mon 26/7 - Sat 31/7 | O-Ringen, Uppsala, PreO | O-Ringen | | T | nat | | P | | | |
| Sat 28/8 | PreO, DM (öppet), Värmland | OK Tyr | Värmland | T | champs | | P | | | |
| Sun 29/8 | PreO, Solstadens Preo | OK Tyr | Värmland | T | nat | | P | | | |
| Sat 25/9 | PreO, Dag-SM | HJS-Vansbro OK
IFK Mora OK | Dalarna | T | champs | | P | | | |
| Sun 26/9 | PreO,Tempo-SM | HJS-Vansbro OK
IFK Mora OK | Dalarna | T | champs | | T | | | |
| Sat 2/10 | PreO, Natt-SM | Strängnäs-Malmby OL | Södermanland | T | champs | | P | N | | |
| Sun 3/10 | PreO, Stafett-SM | Vingåkers OK | Södermanland | T | champs | R | P | | | |
| Sat 16/10 | PreO, SOK Viljan, DM, Småland | SOK Viljan | Småland | T | champs | | P | | | |
| Sun 17/10 | PreO, SOK Viljan | SOK Viljan | Småland | T | nat | | P | | | |
| Sun 24/10 | PreO, DM, Halland | FK Friskus-Varberg
OK Nackhe | Halland | T | champs | | P | | | |
| Sun 31/10 | DM, PreO, Skåne | Andrarums IF | Skåne | T | reg | | L | | | |
