Three of the teens are juveniles.
Four teenagers have been arrested in connection with a sexual assault in Co Wexford in July.
The attack happened along the busy walkway near Courtown Harbour in Gorey on Sunday, July 28 at 12.15am.
The teenagers - three of whom are juveniles and 1 adult are being detained on suspicion of rape on the 28th of July in the Burrow area of Courtown.
All four males are being detained in Garda Stations in the South East under section 4 Criminal Justice Act 1994.
Gardai are continuing to appeal to anyone who may have been in the Burrow area around the time of the attack to contact Gardaí in Gorey on 053 943 0690 or the Garda Confidential Line on 1800 666 111 or any Garda station.
