Jim Costello is a Principal/Vice Principal teacher at Ardscoil U? Urmoltaigh located in Droichead Na Bandan, Dublin. When comparing Jim Costello's ratings to other teachers in the county of Dublin, Jim Costello's ratings are below the average of 4.48 stars. Additionally, the average teacher rating at Ardscoil U? Urmoltaigh is 4.35 stars.