Leiknir plays its home matches at Leiknisvöllur, which has a capacity of 1,215 of which 525 seating[2] The club's motto is "Pride of Breiðholt".

The current facilities are a 700 sq m club house, artificial turf with heat, main stadium and total of 4 practice grounds.

One practice ground is called Þorsteins-völlur, named on 7 September 2012 in memory of 9-year-old Þorsteinn Björnsson, a former player of the youth department in Leiknir.

In 2014 the men's football team placed 1st in the 1. deild karla and won a promotion to the Úrvalsdeild, for the first time in the clubs history, however after just one season they were relegated to back to the first division.

The club's anthem is In the Ghetto made famous by Elvis Presley and is played before every home game.

Some of the most noticeable home-grown players are Rúnar Kristinsson, Hannes Þór Halldórsson, Hilmar Árni Halldórsson, Sævar Atli Magnússon and Júlíus Magnússon Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.