2012 Kakkonen
The 2012 Kakkonen season began on 18 April and ended on 6 October 2012.
Teams
A total of 40 teams contested the league divided into four groups, Eteläinen, Pohjoinen, Läntinen and Itäinen. 30 returned from the 2011 season, three relegated from Ykkönen and seven promoted from Kolmonen. The champion of each group qualified to promotion matches to decide which two teams get promoted to the Ykkönen. The bottom two teams in each group and the worst eight-placed qualified directly for relegation to Kolmonen. Each team played a total of 27 matches, playing three times against each team of its group.
Stadia and Locations
| Team | Location | Stadium | Stadium capacity |
| ÅIFK | Turku | Urheilupuiston yläkenttä | 1,500 |
| AC Kajaani | Kajaani | Kajaanin Liikuntapuisto | 800 |
| Atlantis FC | Helsinki | Töölön Pallokentta | 4,000 |
| BK-46 | Raseborg | Karjaan urheilukenttä | 1,000 |
| EIF | Raseborg | Ekenäs Centrumplan | 2,500 |
| EsPa | Espoo | Matinkylän tekonurmi | N/A |
| FC Santa Claus | Rovaniemi | Saarenkylän tekonurmi | 2,000 |
| FC Espoo | Espoo | Leppävaaran stadion | 5,000 |
| FC Futura | Porvoo | Porvoon keskuskenttä | 500 |
| FC Jazz | Pori | Porin Stadion | 12,000 |
| FC Kiffen | Helsinki | Töölön Pallokenttä | N/A |
| FC Kiisto | Vaasa | Kaarlen kenttä | 5,500 |
| FC Kuusysi | Lahti | Kisapuisto | 4,400 |
| FC YPA | Ylivieska | Safari | 600 |
| GBK | Kokkola | Kokkolan keskuskenttä | 3,000 |
| Gnistan | Helsinki | Fair Pay Arena | 2,000 |
| GrIFK | Kauniainen | Kauniaisten Keskuskenttä | 700 |
| Härmä | Hämeenlinna | Kauriala | 4,000 |
| HauPa | Haukipudas | Haukiputaan keskuskenttä | 2,000 |
| Ilves | Tampere | Tammela Stadion | 5,040 |
| JäPS | Järvenpää | Järvenpään keskuskenttä | 500 |
| JIlves | Jämsä | Jämsänkosken Pallokenttä | 2,500 |
| Klubi-04 | Helsinki | Sonera Stadium | 10,770 |
| KPV | Kokkola | Kokkolan Keskuskenttä | 2,000 |
| KTP | Kotka | Arto Tolsa Areena | 4,780 |
| LoPa | Lohja | Harjun urheilukenttä | 3,000 |
| LPS | Helsinki | Laajasalon urheilupuisto | N/A |
| MP | Mikkeli | Mikkelin Urheilupuisto | 7,000 |
| Närpes Kraft | Närpes | Mosedal | 2,000 |
| P-Iirot | Rauma | Äijänsuon stadion | 2,000 |
| Pallohonka | Espoo | Otaniemen urheilukeskus | 500 |
| PK-35/VJS | Vantaa | ISS Stadion | 4,700 |
| PK-37 | Iisalmi | Sankariniemi | 5,000 |
| PS Kemi | Kemi | Sauvosaari | 1,500 |
| SalPa | Salo | Salon Urheilupuisto | 2,500 |
| Sporting | Kristinestad | Kristinaplan | 2,000 |
| TP-47 | Tornio | Pohjan Stadion | 4,000 |
| TPV | Tampere | Tammela Stadion | 5,040 |
| VIFK | Vaasa | Hietalahti Stadium | 4,600 |
| Warkaus JK | Varkaus | Varkauden Keskuskenttä | 2,000 |
Pohjoinen (Northern)
Note: The match PS Kemi – TP-47 originally finished 1–0, but the result was changed to 0–3, as PS Kemi fielded an ineligible player.
Promotion play-offs
Group winners will play two-legged ties. Team pairs will be drawn and the two winning teams will be promoted to the Ykkönen for season 2013.
Group winners
Eteläinen : ÅIFK
Pohjoinen : AC Kajaani
Läntinen : Ilves
Itäinen : JäPS
First leg
----
Second leg
AC Kajaani won 1–0 on aggregate.
----
''Ilves won 5–1 on aggregate.''
Eight-placed teams
At the end of the season, a comparison is made between the eight-placed teams. The worst eight-placed team will be directly relegated to the Kolmonen.