The party now has 30 seats on the city council.
It was a bad night for the Conservatives though.
They lost four of their council seats, leaving them with eight.
The Lib Dems have one seat.
Labour has committed to building a new multi-million pound swimming pool and leisure centre on the site of the bus station - the Conservatives had promised to axe those plans if they'd been elected.
Labour crumbles under the weight of Reform UK
Reform won 14 and Labour lost eight
Labour loses overall control of Exeter
Full results from city elections
Murder charge following death of Plymouth man
Mark Carpenter, 57, appearing in court
Exeter takeover by AFC Bournemouth owners approved
Investment group could own Chiefs
Nearly 200 East Devon homes under consideration
East Devon Council to debate schemes
Taxi driver warned after third speeding ticket
Caught twice in four days by 'invisible' speed camera
