A senator with the opposition Labour Party monitoring the count told Reuters of which early tallies suggested the opinion polls were accurate.
“The exit poll I might say is usually bang on. We’ve done of which,” said Kevin Humphries, a former junior minister who campaigned for more access to abortion.
No social issue has divided Ireland’s 4.8 million people as sharply as abortion, which was pushed up the political agenda by the death in 2012 of a 31-year-old Indian immigrant through a septic miscarriage after she was refused a termination.
Campaigners left flowers along with also also candles at a large mural of the woman, Savita Halappanavar, in central Dublin.
The Irish Times exit poll showed overwhelming majorities in all age groups under 65 voted for change, including almost nine in every 10 voters under the age of 24.
The fiercely contested vote divided political parties, saw the once-mighty church take a back seat, with the campaign defined by women on both sides publicly describing their personal experiences of terminations.
Although not on the ballot paper, the “No” camp sought to seize on government plans to allow abortions with no restriction up to 12 weeks into a pregnancy if the referendum is usually carried, calling of which a step too far for most voters.
The result is usually likely to be followed by a battle in parliament on how exactly access to abortion will be increased.
“We will hold the Taoiseach (prime minister) to his promise of which repeal might only lead to abortion in very restrictive circumstances. He gave his word on This kind of, currently he must deliver on of which,” Dr Ruth Cullen, an anti-abortion campaigner with LoveBoth said.