It consists of the municipalities of Færder, Holmestrand, Horten, Larvik, Sandefjord and Tønsberg in the county of Vestfold.

The constituency currently elects six of the 169 members of the Storting using the open party-list proportional representation electoral system.

Vestfold currently elects six of the 169 members of the Storting using the open[a] party-list proportional representation electoral system.

Results of the 2021 parliamentary election held on 13 September 2021:[13] The following candidates were elected:[14] Maria-Karine Aasen-Svensrud (Ap); Kathrine Kleveland (Sp); Erlend Larsen (H); Morten Stordalen (FrP); Truls Vasvik (Ap); Lene Westgaard-Halle (H); and Grete Wold (SV).

Results of the 2017 parliamentary election held on 11 September 2017:[15] The following candidates were elected:[16] Maria-Karine Aasen-Svensrud (Ap); Dag Terje Andersen (Ap); Carl-Erik Grimstad (V); Erlend Larsen (H); Kårstein Eidem Løvaas (H); Morten Stordalen (FrP); and Lene Westgaard-Halle (H).

Results of the 2013 parliamentary election held on 8 and 9 September 2013:[17] The following candidates were elected:[18] Dag Terje Andersen (Ap); Anders Anundsen (FrP); Svein Flåtten (H); Kårstein Eidem Løvaas (H); Sonja Mandt (Ap); Morten Stordalen (FrP); and Anders Tyvand (KrF).

Results of the 2001 parliamentary election held on 9 and 10 September 2001:[21][22] The following candidates were elected:[24] Svein Flåtten (H); Hans Kristian Hogsnes (H); Jørgen Kosmo (Ap); Per Erik Monsen (FrP); Anne Helen Rui (Ap); Elsa Skarbøvik (KrF); Inga Marte Thorkildsen (SV); and Per Ove Width (FrP).

Results of the 1927 parliamentary election held on 17 October 1927:[94][95] The following candidates were elected:[94] Svend Foyn Bruun Sr. (H-FV); Hans Kristian Sørensen Kaldager (H-FV); Johan Mathiassen (Ap); and Richard Nilsen Tvedten (Bp).

On 24 January 1922 the Storting voted to re-run of the election in Borre, Brunlanes, Fredriksvern, Hedrum, Lardal, Nøtterøy, Sande, Sandeherad, Sem, Skoger, Stokke, Svelvik, Tjølling, Tjøme and Vaale.