- 2008 Beijing - 19th (5000m)
- 9th (5000m) - 2012 Diamond League (Eugene, USA)
- 2nd (5000m) - 2012 Australian Olympic Trials (Melbourne, Australia)
- 1st (5000m) - 2012 Hobart Broggs Athletics Classic (Hobart, Australia)
- 9th (5000m) - 2011 Diamond League (Brussels, Belgium)
- 20th (5000m) - 2011 World Championships (Daegu, Korea)
- Making the 2009 World Championships 5000m final after a career low three days earlier in the 10,000m
- The 2008 Olympic Games in Beijing
- Winning first national title over 10,000m in 2008
- Collis Birmingham left school to become an apprentice carpenter. He made his first Australian team after laying a concrete driveway the morning of the trials.
- London will be Birmingham's second Olympics contesting the 5000m. He placed 10th in his heat at the 2008 Beijing Games in his first major track championship. He placed 19th overall.
- He has set two personal bests in 2012 over 5000m (13:10.51) and half marathon (1:03.10). He is ranked in the top 10 on the Australian All-Time list from 1500m to 10,000m - sitting 2nd behind Ben St Lawrence for 10,000m, and 3rd behind Craig Mottram and St Lawrence over 5000m.
- Birmingham's best international championship was the 2010 Commonwealth Games in Delhi where he placed 6th in the 5000m and 9th in the 10,000m. Birmingham first represented Australia in the juniors at the 2003 World Cross Country Championships in Kenya. He competed at the inaugural Australian Youth Olympic Festival in 2001, winning a silver medal in the 3000m.
- Birmingham grew up in Ballarat in central Victoria watching one of the world's best distance runners in Steve Moneghetti. Birmingham spends time each year training at altitude in Falls Creek, Victoria.
Years on national team
Nic Bideau (2007 - current)
Rod Griffin (1995 - 2008)
Primary Training Base
Secondary Training Base
Mt Laguna, CA, USA
Eureka Athletic Club (VIC, Australia) / Melbourne Track Club (VIC, Australia)
Victorian Institute of Sport, Melbourne
Lancefield Primary and Black Hill Primary (VIC, Australia)
Ballarat High School (VIC, Australia)
Bachelor of Applied Science (Human Movement) - University of Ballarat (2004 - )