Lindsay A. Costello, 34, of Lititz, PA, passed away on March 12, 2026 with her family by her side. Born in Lancaster, she was the daughter of Telena (Newswanger) Groff and the late Donald Costello.

There was nothing traditional about Lindsay, she was unique in her own way. Lindsay was a devoted mother to Nevaeh and Kaimari. She loved them both dearly. She was funny and had a strong sense of humor. Lindsay loved frogs and The Nightmare Before Christmas was her favorite movie.

Surviving in addition to her children, Nevaeh Costello-McKesson and Kaimari Pineiro, and mother, Telena, is her stepfather, Darin Groff; sister, Tiffany O’Brassill, wife of Patrick; maternal grandparents: Stephanie and Thomas Newswanger; paternal grandmother, Lois Bussell; Lindsay’s partner & boyfriend, Manuel Pineiro; and many aunts, uncles and cousins.

A viewing will take place from 10-11 AM with a Celebration of Lindsay’s Life to begin at 11 AM on Wednesday, March 18, 2026 at the Charles F. Snyder, Jr. Funeral Home & Crematory, 3110 Lititz Pike, Lititz, PA 17543. Lindsay will be laid to rest next to her father, Donald, at Riverview Burial Park.