He had previously represented County Roscommon and the borough of Roscommon in the Irish Parliament. The barony became extinct on his death on 25 September 1846. The Sandford family descended from Theophilus Sandford, who was granted lands at Castlerea in County Roscommon in reward for his services during the English Civil War.
Prior to his death on September 25, 1846, he served as representative for both County Roscommon and the borough of Roscommon within the Irish Parliament. The barony he held was extinguished upon his passing. The Sandford family lineage can be traced back to Theophilus Sandford, who received lands at Castlerea in County Roscommon as a consequence of his contributions during the English Civil War.