Lower Columbia has a rich history of Simlympic participation. The kingdom first participated at the Simlympics in December 2006, and has sent athletes to compete in every Summer Simlympic Games since then, except for the August 2008 Simlympics. Lower Columbia has also participated in every Winter Simlympic Games since February 2009. The Lower Columbian city of Nyhaven hosted the June 2007 Simlympics, known within Lower Columbia as the 1980 Simlympics.
Lower Columbian athletes have historically been among the winningest athletes to compete in the Simlympics. They have accumulated a total of 81 Simlympic medals in a wide variety of events covering 25 different sports, with track and field athletes contributing the most medals of any one sport (20 total). Lower Columbia won the most medals in two Simlympiads, the December 2006 and June 2007 Games.
The National Simlympic Committee for Lower Columbia is the Lower Columbian Simlympic Committee, and was founded in 2006. The LCSC contributed heavily to Nyhaven's two Simlympic bids.
Medals by Simlympics
|-||New Rhodesia 2006||Did not participate|
|1||New Dunstonville 2006||6||2||3||11|
|-||Windsor Park 2007||Cancelled|
|-||Penthesili 2008||Did not participate|
|37||Tourist City 2009||0||0||1||1|
|6||Sarnia City 2010||8||8||5||21|
Medals by sport
Note: Two extra gold medals were listed for Lower Columbia in the final medal table for the December 2006 Simlympics, but it is unclear from the daily medal records in which sports these medals were won. An additional gold medal was also listed for the August 2010 Simlympics, but is so far unaccounted for in the daily results.