Crawford County, Pennsylvania


History
Historical Township Boundaries

ALLEGHENY TOWNSHIP
Date
Event
1798 to 1800 Created from Irwin Twp., Allegheny Co.1
Boundaries uncertain—probably corresponded to (Surveying) District No. 7 (McDowell's District).
1800 Northwestern part lost to Mead Twp. [q.v.]
July 1801 Boundaries redefined: western part lost to creation of Sugar Creek Twp.; northern part, in Warren Co., lost to creation of Brokenstraw Twp.2
Beginning at the Mouth of Oil Creek thence up the Allegheny River by the different windings thereof to where the line dividing the Counties of Venango & Warren Strikes said River thence west along the line dividing the Counties of Venango & Warren to where the Holland Company Mills Stands on Oil Creek thence down said Creek by the Various Courses thereof to the mouth the place of beginning.
1806 Boundaries redefined: northwestern part lost to creation of East Branch Twp.; southwestern part lost to creation of Windrock Twp.3
Beginning at the Allegheny river and North boundary of Venango county, thence by said boundary West to the West boundary of a Tract surveyed on warrant in the name of Nimrod Ent, thence South to the said river, thence up the same to the place of beginning.
28 Feb. 1822 Northwestern strip lost (nominally from East Branch Twp., which was never organized) to Oil Creek Twp. [q.v.]

(chronology discontinued—no longer covered any portion of present day Crawford County)


1 Presumably by action of the Allegheny Co. Court of Quarter Sessions.  According to Joseph H. Bausman, History of Beaver County, Pennsylvania and its Centennial Celebration, 2 vols. (New York, 1904; repr. Mt. Vernon, Ind., 1995), hereafter cited as 1904 Beaver Co. Hist., 2:861, "there is a break in the Minutes of the Court of Quarter Sessions from 1793 [sic; 1798?] to 1820, two books having been lost or burned at the time of the burning of the Allegheny County court-house, May 7, 1882."

2 Crawford Co. Court of Quarter Sessions Dk. 1:11 (Oct. Session 1800).

3 Venango Co. Court of Quarter Sessions [as reported in 1876 Venango Co. Hist., 108; 1890 Venango Co. Hist., 120].