2017 3. divisjon
The 2017 season of the 3. divisjon, the fourth highest association football league for men in Norway.
26 games were played in 6 groups, with 3 points given for wins and 1 for draws. 6 group winners were promoted to the 2. divisjon.Teams
;Group 1
- Moss - promoted
- Ørn-Horten
- Kvik Halden
- Oppsal
- Kråkerøy
- Vestfossen
- Ullern
- Drøbak/Frogn
- Strømsgodset 2
- Østsiden
- Sarpsborg 08 2 – relegated
- Sprint-Jeløy – relegated
- Holmen – relegated
- Odd 3 – relegated
;Group 2
- Stabæk 2 – promoted
- Lyn
- Eidsvold Turn
- Korsvoll
- Tynset
- Frigg
- Gjøvik-Lyn
- Valdres
- Lokomotiv Oslo
- Ready
- Lillehammer – relegated
- Flisa – relegated
- Raufoss 2 – relegated
- Redalen – relegated
;Group 3
- Fløy - promoted
- Pors
- Madla
- FK Tønsberg
- Sola
- Viking 2
- Start 2
- Halsen
- Staal
- Brodd
- Sandnes Ulf 2 – relegated
- Lura – relegated
- Bryne 2 – relegated
- Express – relegated
;Group 4
- Brattvåg - promoted
- Lysekloster
- Herd
- Fyllingsdalen
- Sotra
- Varegg
- Spjelkavik
- Førde
- Brann 2
- Stord
- Os - relegated
- Haugesund 2 - relegated
- Fjøra - relegated
- Aalesund 2 - relegated
;Group 5
- Stjørdals-Blink - promoted
- Kolstad
- Steinkjer
- Junkeren
- Rosenborg 2
- Orkla
- Molde 2
- Verdal
- Træff
- Tillerbyen
- Mo - relegated
- Strindheim – relegated
- Sverresborg – relegated
- Mosjøen – relegated
;Group 6
- Mjølner - promoted
- Senja
- Sortland
- Skjetten
- Lørenskog
- Harstad
- Skjervøy
- Fløya
- Lillestrøm 2
- Skedsmo
- Funnefoss/Vormsund - relegated
- Tromsø 2 - relegated
- Alta 2 - relegated
- Salangen - relegated