In comparison to the last general election, this year in Dulwich and West Norwood Labour increased their share of the vote by 7.5%, as did the Greens, who increased their share by 6.8%, and the Conservatives, by 0.5%.
The biggest loss in the constituency was to the Liberal Democrats, whose share of the votes went down by 17.3%.
Speaking after the announcement, Hayes said: “It is a huge huge privilege to be elected as member of parliament for Dulwich and West Norwood.
“I will work from day one to get Network Rail to take a different approach to the arches and I will work on behalf of every part of our community to deal with the complex challenges that we face in Brixton. ”
The full results for the constituency are:
Helen Hayes, Labour Party: 27,772
Resham Kotecha, Conservative Party: 11,650
James Barber, Liberal Democrats: 5,055
Rashid Nix, Green Party: 4,844
Rathy Alagaratnam UK Independence Party (UKIP): 1,606
Steve Nally, Trade Unionist and Socialist Coalition: 248
Robin Andrew, David Lambert Independent: 125
Amadu Kanumansa, All People’s Party: 62