Margaret Cecelia Costello passed away November 8, 2017. She is preceded in death by her loving husband Thomas. A Funeral Mass will take place on Thursday, November 16, 2017 at 10 a.m. at the Horan & McConaty Family Chapel 5303 E. County Line Rd. Centennial, CO 80122. Interment will take place on Monday, November 20, 2017 at 1:15 p.m. at Ft. Logan National Cemetery where she will be laid to rest with her husband Thomas. Please share memories of Margaret and condolence messages with her family below.