2017 4. deild karla
The 2017 4. deild karla season was the 5th since its establishment. The first match of the season was played on 19 May and the season concluded on 16 September with the promotion play-off final. KH and Augnablik were promoted to 2018 3. deild karla Overview before the season. 33 teams are participating in the league, including two relegated from the 2016 3. deild karla. Promotion playoffs. The top two teams from each of the four groups qualify for the promotion playoffs. There are three rounds of matches, quarter-finals, semi-finals and the final . There's also a play-off to decide third and fourth place. The quarter-finals and semi-finals are two-legged knockout stages, i.e. winners are decided over two legs. Tie-breakers for the knockout matches over two legs are: 1) aggregate score from the two legs, 2) away goals, 3) extra time, 4) penalties. The two semi-final winners, and the finalists, will gain promotion to 2018 3. deild karla. The final winner will become champion of 4. deild karla. Quarter-finals. "Augnablik won 4-3 on aggregate." "Álftanes won 4-2 on aggregate." "KH won 8-2 on  aggregate." "Kórdrengir won 3-2 on aggregate." ---- Semi-finals. "Augnablik won 5-2 on aggregate" "KH won 2-1 on aggregate" Final. "KH and Augnablik were both promoted to 3. deild karla"