Before the 2023 governance reform, the parish was divided between a much smaller town of Saint-Quentin and local service districts of St. Martin de Restigouche and the parish of Saint-Quentin. In the reform, St. Martin de Restigouche was annexed by Saint-Quentin while the parish LSD was divided by the town, rural community, and rural district.
on the east by a line beginning on the Patapedia River at a point due north[a] of where the southern boundary of Grimmer Parish strikes the Restigouche River slightly upstream of the mouth of Seven Mile Brook, then running due south to Restigouche River, then running easterly along the prolongation of the southern line of a grant to Paul Berube on the eastern side of Route 17, about 3 kilometres north of Chemin 36 No. 1, the Berube grant, and the prolongation easterly to a point about 4.9 kilometres east of Range 9 & 10 Road, then south-southeasterly along a line running from the mouth of Upper Thorn Point Brook on the Restigouche through the former Intercolonial Railway station in Whites Brook and to the Victoria County line;
^The Territorial Division Act divides the province into 152 parishes, the cities of Saint John and Fredericton, and one town of Grand Falls. The Interpretation Act clarifies that parishes include any local government within their borders.
^"11 Geo. V c. 18 An Act to Amend Chapter 2 of the Consolidated Statutes, 1903, respecting the division of the Province into Counties, Towns and Parishes.". Acts of the Legislative Assembly of New Brunswick Passed in the Month of April 1921. Fredericton: Government of New Brunswick. 1921. pp. 155–166.
^ abcd"No. 1". Provincial Archives of New Brunswick. Department of Natural Resources and Energy Development. Retrieved 21 June 2021. Remainder of parish on maps 2, 3, 9–11, 21–23, and 36 at same site.
^ abcd"006"(PDF). Transportation and Infrastructure. Government of New Brunswick. Retrieved 21 June 2021. Remainder of parish on mapbooks 007–010, 019–023, 038–042, 059–062, 081–083, and 102–104 at same site.