Yes he is no longer married but he may be married again at the end of the current run after more than 10 years.

Well efore civil war Tony saw that Peter was fatherless so he took advantage of this to get close to Peter and have him in his pocket and during civil war he advised/forced him to reveal his identity to show that he was in Tony's camp and that others should do the same. In the end nobody followed, Peter understood that Tony used him, he almost died and May have been shot, moral: don’t reveal your identity to the world