on the north by a line beginning at a point on the Blackville Parish line about 1.8 kilometres northwesterly of Route 8 on a line running north 22º west[a] from the mouth of the Renous River, then running northeasterly along the prolongation of the rear line of the Elm Tree Tract granted to William Davidson, then along the Elm Tree Tract, which is joined by Route 8 east of Route 415, and along a survey line to the westernmost corner of a grant to Roland Crocker on the south side of Crocker Lake and the north side of Route 8, then along the Crocker grant to its northernmost corner, then southeasterly to the north line of a grant to Timothy Crocker, then northeasterly to the southernmost corner of a grant to William A. Bryenton, then northwesterly, northeasterly, and southeasterly around the Bryenton grant to join the rear line of grants on the Southwest Miramichi River, then northeasterly along the rear line of river grants to Williamstown Road, then northwesterly and northeasterly to include a grant to Jared Betts before rejoining the river grants, then along the river grants past the Old Creamer Road to the northernmost point of a grant to William Davidson, then southeasterly to the Old Creamer Road, then northeasterly along the road to the northeastern line of a grant to Jonathan Sherwood, then southeasterly to a point about 700 metres slightly east of south of the junction of Route 420 and Creamer Road, then easterly to a point on the southern bank of the Northwest Miramichi River about 700 metres east of Enclosure Road, the northwestern corner of a grant to St. James Church of Scotland at Wilsons Point, then into the Northwest Miramichi and downstream past the tip Beaubears Island;
on the south by the Southwest Miramichi River, running upstream from Beaubears Island to the mouth of the Renous;
on the west by the Blackville Parish line, running from the mouth of the Renous northwesterly to the starting point;
The original northern boundary of Derby was a straight line running south 68º west[a] This put parts of modern Southesk in Derby and parts of Derby in Southesk.
In 1920 the boundary with Southesk Parish was changed to run along lot lines;[15] these lines were sometimes grant lines and sometimes property lines. Clarifications to the boundary of Southesk in 1953[16] and 1954[17] affected Derby, producing the modern boundary.
^ abBy the magnet of 1814,[12] when declination in the area was between 16º and 17º west of north.[13] The Territorial Division Act clause referring to magnetic direction bearings was omitted in the 1952[14] and 1973 Revised Statutes.[2]
^The Territorial Division Act[2] divides the province into 152 parishes, the cities of Saint John and Fredericton, and one town of Grand Falls. The Interpretation Act[3] clarifies that parishes include any local government within their borders.
^ abcde"No. 69". Provincial Archives of New Brunswick. Department of Natural Resources and Energy Development. Retrieved 18 June 2021. Remainder of parish on map 78 at same site.
^ abcde"203"(PDF). Transportation and Infrastructure. Government of New Brunswick. Retrieved 18 June 2021. Remainder of parish on mapbooks 204, 217, and 218 at same site.
^"Chapter 227 Territorial Division Act". The Revised Statutes of New Brunswick 1952 Volume III. Fredericton: Government of New Brunswick. 1952. pp. 3725–3771.
^"9 Geo. V c. 55 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 1919. Fredericton: Government of New Brunswick. 1919. pp. 258–265.
^"2 Elizabeth II, 1952, c. 81 An Act to Amend the Territorial Division Act". Acts of the Legislature of New Brunswick Passed During the Session of 1953. Fredericton: Government of New Brunswick. 1953. p. 202.
^"3 Elizabeth II, 1954, c. 83 An Act to Amend the Territorial Division Act". Acts of the Legislature of New Brunswick Passed During the Session of 1954. Fredericton: Government of New Brunswick. 1954. pp. 189–191.