2004 AFL Under 18 Championships
The 2004 National AFL Under 18 Championships was the ninth edition of the AFL Under 18 Championships. Eight teams competed in the championships: Vic Metro, Vic Country, South Australia and Western Australia in Division 1, and New South Wales/Australian Capital Territory (NSW/ACT), Northern Territory, Queensland and Tasmania in Division 2. The competition was played over three rounds across two divisions. Vic Metro and the Northern Territory were the Division 1 and Division 2 champions, respectively. The Michael Larke Medal (for the best player in Division 1) was awarded to Victoria Metro's Jesse W. Smith, and the Hunter Harrison Medal (for the best player in Division 2) was won by the Northern Territory's Richard Tambling.
|2004 AFL Under 18 Championships|
|Larke Medal||Jesse Smith|
|Hunter Harrison Medal||Richard Tambling|
|Sunday, 4 July||Vic Metro 19.6 (120)||def.||Vic Country 8.9 (57)||Melbourne Cricket Ground||Report|
|Sunday, 4 July||Western Australia 8.7 (55)||def. by||South Australia 15.6 (96)||Melbourne Cricket Ground||Report|
|Wednesday, 7 July||Vic Country 9.8 (62)||def.||South Australia 7.9 (51)||Skilled Stadium||Report|
|Wednesday, 7 July||Vic Metro -||def. by||Western Australia -||Skilled Stadium||-|
Western Australia defeated Vic Metro by two points.
|Sunday, 11 July||Vic Metro 14.7 (91)||def.||South Australia 12.13 (85)||Melbourne Cricket Ground||Report|
|Sunday, 11 July||Vic Country 12.14 (86)||def.||Western Australia 5.10 (40)||Optus Oval||Report|
Division 1 Ladder
|Saturday, 3 July||NSW/ACT 10.13 (73)||def.||Northern Territory 10.7 (67)||TEAC Oval||Report|
|Saturday, 3 July||Tasmania 14.7 (91)||def.||Queensland 8.10 (58)||TEAC Oval||Report|
|Tuesday, 6 July||Queensland -||def. by||NSW/ACT -||Optus Oval||-|
|Tuesday, 6 July||Tasmania -||def. by||Northern Territory -||Optus Oval||-|
NSW/ACT defeated Queensland by 4 points while NT beat Tasmania.
|Saturday, 10 July||Northern Territory -||def.||Queensland -||Optus Oval||-|
|Saturday, 10 July||Tasmania -||def.||NSW/ACT -||Optus Oval||-|
NT defeated Queensland by 3 goals while Tasmania defeated NSW/ACT by 11 points.
Division 2 Ladder
Under 18 All-Australian team
New South Wales/Australian Capital Territory: Edward Clarke
Northern Territory: Richard Tambling
Queensland: Will Hamill
South Australia: Ben Eckermann, Ryan Griffen, Heath Grundy, Scott McMahon, Angus Monfries, Cameron Wood
Tasmania: Justin Sherman
Victoria Country: Brett Deledio, Marcus Drum, Ruory Kirkby, Jordan Lewis, Dean Polo
Victoria Metropolitan: Jayden Attard, Jarred Moore, Ben Sharp, Jesse W. Smith
Western Australia: Mark Le Cras, Mitchell Morton, Alan Toovey