Following the final vote count John Key was able to continue to lead the Fifth National Government.

The remaining members were elected from party lists using the Sainte-Laguë method to realise proportionality.

[1] The Representation Commission is tasked with reviewing electorate boundaries every five years following each New Zealand census.

[3] The next census was scheduled for 8 March 2011, but it was postponed due to the disruption caused by the 2011 Christchurch earthquake on 22 February .

[7] The tables below show the members of the 51st Parliament based on preliminary counts of the 2014 general election.

After the resignation of Northland MP Mike Sabin a by-election was held and lost to New Zealand First.

After the resignation of David Shearer in December 2016, the party's share of seats was reduced to 31 until Raymond Huo was sworn in in March 2017.

An additional seat was gained for the party when Winston Peters won the Northland by-election.

Entered Parliament April 2015 The Māori Party won 1.32% of the vote, which is short of the 5% threshold.

^2 The resignations of John Key and David Cunliffe took place less than six months before the next general election and therefore by-elections to fill the vacancies were not required.