Laytown-Bettystown-Mornington-Donacarney's 2026 population is now estimated at 18,799.In 2016, the population of Laytown-Bettystown-Mornington-Donacarney was 11,872.Laytown-Bettystown-Mornington-Donacarney has grown by 845 in the last year, which represents a 4.71% annual change.These population values and projections come from CSO SAP2016T1T1SET settlement population (Census 2016), CSO SAP2022T1T1TOWN22 town population (Census 2022) and World Population Review Internal Projections.