| Wed 20/1 - Fri 22/1 | 2021 January Summer Camp St Helens |  Orienteering Tasmania | Orienteering Tasmania | 32 | | sta | | P | | | |
| Sat 6/3 | St Helens - East Coast 3 Days - Day 1 Chiron Chaos |  Esk Valley | Orienteering Tasmania | 93 | | sta | | M | | |   |
| Sun 7/3 | St Helens - East Coast 3 Days - Day 2 Siamese - Long - OST 1 | Esk Valley | Orienteering Tasmania | 108 | | sta | | L | | | |
| Mon 8/3 | St Helens - East Coast 3 Days - Day 3 Littlechild Creek - Middle - OST 2 |  Australopers | Orienteering Tasmania | 99 | | sta | | M | | | |
| Sun 21/3 | 2021 NSW State League #2 and ACT League #1 - Wattle Ridge |  Big Foot Orienteers
 Orienteering ACT | Orienteering NSW
Orienteering ACT | 340 | | sta | | L | | | |
| Sun 28/3 | Stonehenge - Tas Schools Champs (Schools Selection Event 1) Southern Local #3 | Australopers | Orienteering Tasmania | 137 | | sta | | M | | | |
| Sun 28/3 | Vic MTBO Series 1 - Bells Reef, Daylesford |  Bayside Kangaroos Orienteers | Orienteering Victoria | 48 | M | sta | | L | | | |
| Fri 2/4 | 2021 - Aust 3 Days - Family Relay Entry only |  Bennelong Northside Orienteers
 Central Coast Orienteers
 Goldseekers Orienteers
 Orienteering NSW | Orienteering NSW | 41 | | sta | R | L | | | |
| Fri 2/4 | 2021 - CSU - Public Sprint | Bennelong Northside Orienteers
Goldseekers Orienteers
Orienteering NSW | Orienteering NSW | 327 | | sta | | S | | | |
| Thu 15/4 | 2021 NSW Schools Team nominations | Orienteering NSW | Orienteering NSW | 30 | | sta | | M | | | |
| Sun 18/4 | OY4 - AM - Griffith Uni Nathan campus - QLD Sprint Champs |  Ugly Gully Orienteers | Orienteering Queensland | 126 | | sta | | S | | | |
| Sat 1/5 - Mon 3/5 | Mini Cyclones Camp - Maroon Dam |  Orienteering Queensland | Orienteering Queensland | 94 | | sta | | L | | | |
| Sun 2/5 | ACT Classic Series: ACT League #3, Mt Clear |  Bushflyers | Orienteering ACT | 120 | | sta | | L | | | |
| Sun 2/5 | Vic Autumn-Spring 3 - Boundary Creek, Glenlyon |  Orienteering Victoria
 Yarra Valley Orienteering Club | Orienteering Victoria | 117 | | sta | | L | | | |
| Sun 2/5 | Stag's Head - OST 3 - Schools Selection Event 2 | Australopers | Orienteering Tasmania | 125 | | sta | | L | | | |
| Sat 15/5 | 2021 Wildfire Sports Autumn Classics Prelude Sprint | Orienteering ACT
Orienteering NSW
 Red Roos | Orienteering ACT
Orienteering NSW | 193 | | sta | | S | | | |
| Sun 23/5 | Vic Autumn-Spring 4 - Mt Tarrengower, Maldon |  Nillumbik Emus Orienteering Club
Orienteering Victoria | Orienteering Victoria | 128 | | sta | | L | | | |
| Sun 23/5 | Royal George - OST 4 - Schools Selection Event #3 | Australopers | Orienteering Tasmania | 105 | | sta | | L | | | |
| Sun 6/6 | ACT Classic Series: Jim Sawkins Memorial Handicap, ACT League #6, Stringybark Hill | Red Roos | Orienteering ACT | 157 | | sta | | L | | | |
| Sun 6/6 | Victorian Club Relays |  Bendigo Orienteers
Orienteering Victoria | Orienteering Victoria | 0 | | sta | R | M | | | |
| Sun 6/6 | Victorian Club Relays - Individual Entry | Bendigo Orienteers
Orienteering Victoria | Orienteering Victoria | 51 | | sta | | M | | | |
| Sat 12/6 - Mon 14/6 | 2021 Queens Birthday 3 Days / NSW State League 5 to 7 - Multi Day Entry |  Newcastle Orienteering Club | Orienteering NSW | 988 | | sta | | M | | | |
| Sat 12/6 | Mosquito Creek FREE TRAINING - Any Time June 12-13 | Bendigo Orienteers
Orienteering Victoria | Orienteering Victoria | 0 | | sta | | L | | | |
| Sun 20/6 | Springvale (Campania) - OST 5 - ***CANCELLED *** | Australopers | Orienteering Tasmania | 106 | | sta | | L | | | |
| Sat 26/6 - Sun 27/6 | Schools Team Camp - Nindethana Guide Camp, Deviot | Orienteering Tasmania | Orienteering Tasmania | 18 | | sta | | P | | 25/6 | |
| Sun 27/6 | ACT Classic Series: ACT League #7, Isaacs Ridge |  Parawanga Orienteers | Orienteering ACT | 50 | | sta | | L | | 23/6 | |
| Fri 2/7 - Sun 4/7 | NSW Junior Squad Camp |  Bush n Beach Orienteering Club
Orienteering NSW | Orienteering NSW | 7 | | sta | | L | | 29/6* | |
| Sun 4/7 | Lovelybanks - OST 6 | Australopers | Orienteering Tasmania | - | | sta | | L | | 30/6 | |
| Sun 11/7 | ACT Classic Series: ACT League #8, Collector Hill | Bushflyers | Orienteering ACT | - | | sta | | L | | 7/7 | |
| Sat 17/7 | NSW State League #8 |  Hastings Orienteering Group
Newcastle Orienteering Club | Orienteering NSW | 30 | | sta | | S | | 5/7 | |
| Sat 17/7 | Day 1 SA Night Championships & OY Rock Oyster |  Tintookies Orienteers | Orienteering SA | - | | sta | | L | N | 14/7 | |
| Sun 18/7 | NSW State League #9 | Hastings Orienteering Group
Newcastle Orienteering Club | Orienteering NSW | 36 | | sta | | M | | 5/7 | |
| Sat 24/7 | 2021 QLD Schools Champs - Sprint - Albany Creek SHS | Orienteering Queensland | Orienteering Queensland | 7 | | sta | | S | | 17/7 | |
| Sat 24/7 | 2021 QLD Schools Champs - Hagaby - Samford | Orienteering Queensland | Orienteering Queensland | 7 | | sta | | L | | 17/7 | |
| Sun 25/7 | Pittwater - Southern Regional Championship OST 7 | Australopers | Orienteering Tasmania | - | | sta | | L | | | |
| Sun 25/7 | 2021 QLD Schools Champs - Long Distance - Kurwongbah | Orienteering Queensland | Orienteering Queensland | 7 | | sta | | L | | 17/7 | |
| Sun 25/7 | MTBO 5 Dryandra WA Long Distance Championships |  Kulgun 225 Orienteers
 Orienteering WA | Orienteering WA | - | M | sta | | L | | | |
| Sun 1/8 | ACT Classic Series: ACT League #9, Picaree Hill | Parawanga Orienteers | Orienteering ACT | - | | sta | | L | | 28/7 | |
| Sun 1/8 | Vic Autumn-Spring 5 - Glenlyon Forest, Glenlyon |  Central Highlands Orienteering Club
Orienteering Victoria | Orienteering Victoria | 60 | | sta | | L | | 27/5 | |
| Sun 8/8 | Russell Plains - Northern Local #4 & Northern Classic OST 8 | Esk Valley | Orienteering Tasmania | - | | sta | | L | | | |
| Sun 8/8 | Vic MTBO Series #2 - Woowookarung Regional Park |  Eureka Orienteers | Orienteering Victoria | - | FM | sta | | M | | | |
| Sun 8/8 | MTBO 6 Lake Leschenaultia WA Middle Distance Championships |  Bibbulmun Orienteers
Orienteering WA | Orienteering WA | - | M | sta | | M | | | |
| Sun 15/8 | Vic Autumn-Spring 6 - Sailors Diggings, Daylesford | Bayside Kangaroos Orienteers
Orienteering Victoria | Orienteering Victoria | - | | sta | | L | | | |
| Sun 15/8 | Bush 10 Malmalling WA Middle Distance Championships |  LOST
Orienteering WA | Orienteering WA | - | | sta | | M | | | |
| Fri 20/8 | SA Schools Relay Championships |  Orienteering SA | Orienteering SA | - | | sta | R | L | | | |
| Sun 22/8 | Vic Autumn-Spring 7 - Lauder Mine, Sandon | Nillumbik Emus Orienteering Club
Orienteering Victoria | Orienteering Victoria | - | | sta | | L | | | |
| Sat 28/8 | NSW Schools Championships - Sprints and State League #12 |  Uringa Orienteers | Orienteering NSW | - | | sta | | S | | | |
| Sun 29/8 | NSW School Championships - State League #13 |  Western and Hills Orienteers | Orienteering NSW | - | | sta | | M | | | |
| Sun 29/8 | Vic Autumn-Spring 8 - Enfield SF, Enfield | Eureka Orienteers
Orienteering Victoria | Orienteering Victoria | - | | sta | | L | | | |
| Sun 29/8 | Burra Bush Weekend, Day 2 - Paradise - SA Middle Distance Championships |  Tjuringa Orienteers | Orienteering SA | - | | sta | | M | | | |
| Sat 4/9 - Sun 5/9 | Qld Long Distance Championships - Granite Belt |  Bullecourt Boulder Bounders
Orienteering Queensland
 Range Runners Orienteering Club | Orienteering Queensland | - | | sta | | L | | | |
| Sat 18/9 | NavDash 7 Carine SHS WA Sprint Championships | Orienteering WA
 Wullundigong Orienteers of the West | Orienteering WA | - | FP | sta | | S | | | |
| Sun 19/9 | Vic Autumn-Spring 9 - Eppalock |  Dandenong Ranges Orienteering Club
Orienteering Victoria | Orienteering Victoria | 2 | | sta | | L | | 9/6 | |
| Sun 19/9 | Bush 14 Hill Park Dale WA Long Distance Championships | Kulgun 225 Orienteers
Orienteering WA | Orienteering WA | - | | sta | | L | | | |
| Tue 28/9 - Thu 30/9 | Turbo Chook 3 Days - Bicheno & St Helens - Public Event | Orienteering Tasmania | Orienteering Tasmania | 264 | | sta | | S | | 22/8 | |
| Fri 1/10 | Model Event - St Helens Area | Orienteering Tasmania | Orienteering Tasmania | 195 | | sta | | M | | 22/8 | |
| Sun 3/10 | Tasmanian Middle Distance Championships - Rajah Rock, Avoca | Orienteering Tasmania | Orienteering Tasmania | 424 | | sta | | M | | 22/8 | |
| Mon 27/12 - Fri 31/12 | 2021 Xmas 5days | Orienteering NSW | Orienteering NSW | - | | sta | | L | | | |
