The 2009–10 Swiss 1. Liga was the 78th season of this league and at this time the third tier of the Swiss football league system, the highest level of amateur football.
Format The 1. Liga in the 2010–11 season was divided into three regional groups, each with 16 teams. Within each group, the teams would play a double round-robin to decide their positions in the league. The three groups winners and three runners-up, together with the two best third placed teams, then contested a play-off for the two promotion slots. The last placed two teams in each group would be relegated.
Group 1 Teams ClubCantonStadiumCapacityFC BaulmesVaudStade Sous-VilleFC BavoisVaudTerrain des PeupliersFC BulleFribourgStade de BouleyresCS ChênoisGenevaStade des Trois-ChêneSC DüdingenFribourgStadion BirchhölzliFC EchallensVaudSportplatz 3 SapinsÉtoile Carouge FCGenevaStade de la FontenetteFC FribourgFribourgStade UniversitaireGrand-Lancy FCGenevaStade de MarignacES FC MalleyVaudCentre Sportif de la TuilièreFC Martigny-SportsValaisStade d'OctodureFC MeyrinGenevaStade des ArbèresFC NatersValaisSportanlage StapfenSion U-21ValaisStade de TourbillonUrania Genève SportGenevaStade de FrontenexYoung Boys U-21BernStadion Wankdorf orAllmend Bern
Final league table
Group 2 Teams ClubCantonStadiumCapacityBasel U-21Basel-CityStadion Rankhof orLeichtathletik-Stadion St. JakobFC Breitenrain BernBernSpitalackerSR DelémontJuraLa BlancherieGrasshopper Club U-21ZürichGC/Campus NiederhasliFC GrenchenSolothurnStadium BrühlSV HönggZürichHönggerbergFC LaufenBasel-CountrySportplatz NauFC MünsingenBernSportanlage SandreutenenSV MuttenzBasel-CountrySportplatz MargelackerBSC Old BoysBasel-CityStadion SchützenmatteFC SchaffhausenSchaffhausenStadion BreiteFC SolothurnSolothurnStadion FC SolothurnFC Wangen bei OltenSolothurnSportplatz ChrüzmattWinterthur U-21ZürichSchützenwiese orSchützenwiese SportplätzeSC YF JuventusZürichUtogrundZürich U-21ZürichSportplatz Heerenschürli
Final league table
Group 3 Teams ClubCantonStadiumCapacityFC BadenAargauEsp StadiumGC BiaschesiTicinoCampo Sportivo "Al Vallone"SC ChamZugStadion EizmoosFC ChiassoTicinoStadio Comunale Riva IVFC Chur 97GrisonsRingstrasseFC EmmenbrückeLucerneStadion GersagUSV Eschen/Mauren Sportpark Eschen-MaurenLugano U-21TicinoCornaredo StadiumLuzern U-21LucerneSwissporarena orAllmend SüdFC MendrisioTicinoCentro Sportivo ComunaleFC Rapperswil-JonaSt. GallenStadion GrünfeldFC SchötzLucerneSportplatz WissenhusenSt. Gallen U-21St. GallenEspenmoos orKybunparkFC TuggenSchwyzLinthstrasseSC ZofingenAargauSportanlagen TrinermattenZug 94ZugHerti Allmend Stadion
Final league table
Promotion play-offs Qualifying Round
YF Juventus win 7–2 on aggregate.
Rapperswil-Jona win 8–2 on aggregate.
Delémont win 5–2 on aggregate.
Chiasso win 3–1 on aggregate.
Final round
Delémont win 5–3 on aggregate and achieve peomotion.
Chiasso win 3–0 on aggregate and achieve peomotion. Chiasso are declaired 1. Liga champions.
Play-out against relegation
FC Emmenbrücke is relegated to the 2. Liga Interregional.
References
Sources Switzerland 2009/10 at RSSSF Season 2009–10 at the official website