It was originally much larger in size and included a large part of what is now Sullivan County until 1847.

Corson and his wife had five sons and three daughters, and within less than 100 years they had descendants that were numbered by the hundred.

[4] In the late 1800s, Highland Lake, in the northern part of Shrewsbury Township, was a popular summer vacation destination.

[4] Industry and farming are and always have been very limited in Shrewsbury Township, due to its mountainous terrain.

The border with Penn Township is formed by Muncy Creek, a southwest-flowing tributary of the West Branch Susquehanna River.

U.S. Route 220 crosses the southeastern part of the township, following the Muncy Creek valley and passing through the two main settlements in the township: Tivoli in the southwest, just north of Picture Rocks, and Glen Mawr in the east.