New Stanton is a borough in Westmoreland County, Pennsylvania, United States. The population was 2,339 at the 2020 census. New Stanton is often used as a control city in western parts of Pennsylvania, as I-70 joins the Pennsylvania Turnpike (I-76) eastbound towards Breezewood in New Stanton, and is a free highway westbound.

Westmoreland County is a county in the Commonwealth of Pennsylvania, United States, located in the Pittsburgh Metropolitan Statistical Area. As of the 2020 census, the population was 354,663. The county seat is Greensburg and the most populous community is Hempfield Township. It is named after Westmorland, a historic county of England. The county is part of the Southwest Pennsylvania region of the state.