Nearly 79.5% of the eligible voters – 12.7 million people – took part in the postal survey.
Every state in the country resulted in a majority Yes vote.
It’s a win for the LGBTQI community.
The country will now wait to see if Prime Minister Malcolm Turnbull delivers on his promise to have the legislation passed before Christmas.
Business Insider was at Prince Alfred Park in Sydney to cover the result from the ground.
Watch Sydneysiders react to the news when it was announced below.
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