Mill Run (Neshannock Creek tributary)

Pine Run is a tributary to Neshannock Creek in western Pennsylvania. The stream rises in southeastern Mercer County and flows west entering Neshannock Creek south and downstream of Mercer, Pennsylvania. The watershed is roughly 41% agricultural, 50% forested and the rest is other uses.

Hunters Run is a tributary to Neshannock Creek in western Pennsylvania. The stream rises in northeastern Lawrence County and flows northwest entering Neshannock Creek near Springfield Falls, Pennsylvania. The watershed is roughly 32% agricultural, 60% forested and the rest is other uses. This watershed drains the northern portion of State Game Lands #284 and is the location for Springfield Falls, a prominent waterfall on the run.

Johnston's Tavern, also known as the New Lodge Inn, is an historic American inn and tavern that is located in Springfield Township, Mercer County, Pennsylvania. It was added to the National Register of Historic Places in 1972.

Indian Run is a tributary to Neshannock Creek in western Pennsylvania. The stream rises in south-central Mercer County and flows southeast entering Neshannock Creek at Leesburg, Pennsylvania. The watershed is roughly 61% agricultural, 32% forested and the rest is other uses.

State Correctional Institution – Mercer is a minimum-security correctional facility near Mercer in the northwestern part of the commonwealth of Pennsylvania.

Pine Run is a tributary to Neshannock Creek in western Pennsylvania. The stream rises in south-central Mercer County and flows southeast entering Neshannock Creek south and downstream of Mercer, Pennsylvania. The watershed is roughly 46% agricultural, 45% forested and the rest is other uses.

Indian Run is a populated place in Wilmington Township of Mercer County, Pennsylvania, named for the stream Indian Run. Indian Run had a reputation as a "safe haven" for African Americans, whether they were free or escaping slavery. White Chapel Church was established by abolitionists who broke away from a church in New Wilmington. In the 1840s, a settlement was created for freedmen called Pandenarium. John Young and others were prominent Underground Railroad conductors.

Springfield Township is a second-class township in Mercer County, Pennsylvania, United States. The population was 1,855 at the 2020 census, a decrease from 1,981 in 2010.

Grove City Airport (FAA LID: 29D) is a public airport 3 miles (4.8 km) west of Grove City, in Mercer County, Pennsylvania.

Volant is a borough in northern Lawrence County, Pennsylvania, United States. The population was 127 at the 2020 census. Volant is surrounded by Old Order Amish farms of the New Wilmington settlement. It is part of the Pittsburgh metropolitan area.

Christiana Lindsey House is a historic home located at Mercer, Mercer County, Pennsylvania. It was built in 1881, and is a 2+1⁄2-story, brick residence with a 2-story rear ell in the Italianate style. It measures 34 feet wide and 39 feet deep. It sits on a raised ashlar sandstone foundation and has a slate covered truncated hipped roof. It features an elaborately detailed full-width front porch. Also on the property is a contributing summer kitchen, built about 1881.It was added to the National Register of Historic Places in 1998.

The Mercer County Courthouse is an historic county courthouse that is located in Mercer, Mercer County, Pennsylvania. It was added to the National Register of Historic Places in 1998.