ST. MARY'S COLONY, TX.St. Mary's Colony, a black farming community, is located in the far western corner of Bastrop County, seventeen miles west of Bastrop on State Highway 21. The Doyle and Patton families founded the community shortly after emancipation when their former owners, George and Mary Doyle, gave them 2,000 acres of land. St. Mary's Colony was named by a preacher known as Meridan. At one time its population was more than 300. -- From Handbook of Texas. This cemetery contains over 140 graves mainly of African American descent.