She was a member of Churchill Baptist Church, Auxiliary Gideons International, Mission Service Corp Volunteer, and Christian Medical Dental Association volunteer. She was Center Director at Sylvan Learning Center.
She was preceded in death by her parents, Mertie Grant and Samuel Wallace Grant.
Sandra is survived by her husband David Singleton of San Antonio, TX; daughter, Shannon Zepeda of Houston, TX; son, Kyle Singleton of Baltimore, MD; grandsons, Ryan and Riley Zepeda of Houston, TX; cousin, Sarah Monroe of Fayetteville, NC.
Memorial contributions may be made to VNA Hospice of San Antonio.