'''Koppel''' is a borough in northern [[Beaver County, Pennsylvania]], United States. The population was 708712 at the [[2020 United States census|2020 census]].<ref name="USCensusEst2020-2021">{{cite web |last1=Bureau |first1=US Census |title=City and Town Population Totals: 2020-2021 |url=https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html |website=Census.gov |publisher=US Census Bureau |access-date=July 19, 2022}}</ref> It is part of the [[Pittsburgh metropolitan area]].
