Crescent Township is a township in Allegheny County, Pennsylvania, United States, and is part of the Pittsburgh Metro Area. The population was 2,479 at the 2020 census.
|-
! Year
! Republican
! Democratic
! Third parties
|-
| style="text-align:center; |2020
| style="text-align:center; |55% 791
| style="text-align:center; |43% 614
| style="text-align:center; background:honeyDew;"|1% 20
|-
| style="text-align:center; |2016
| style="text-align:center; |55% 720
| style="text-align:center; |44% 529
| style="text-align:center; background:honeyDew;"|4% 54
|-
| style="text-align:center; |2012
| style="text-align:center; |56% 685
| style="text-align:center; |44% 539
| style="text-align:center; background:honeyDew;"|0% 9
|}
Geography
According to the United States Census Bureau, the township has a total area of , of which is land and , or 8.11%, is water.
As of the 2000 census,
