Laytown–Bettystown–Mornington–Donacarney is a built up area in County Meath, Ireland, comprising the adjoining villages of Laytown, Bettystown, Mornington and Donacarney. Prior to 2016, it was listed as Laytown–Bettystown–Mornington.
On the east of County Meath, its coastline stretches from the River Boyne, which borders County Louth to the River Delvin, which borders County Fingal. This stretch of beach is 11km (07miles) long and constitutes the whole coastline of County Meath.
It is one of the fastest-growing areas of the country, with a population increase of 31.8% from 2016 to 2022.