Beaver Run (Neshannock Creek tributary)

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 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.

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.

Mercer is a borough in and the county seat of Mercer County, Pennsylvania, United States. The population was 1,982 at the 2020 census. It is part of the Hermitage micropolitan area. The community was named after Brigadier General Hugh Mercer. The Mercer County Court House and Christiana Lindsey House are listed on the National Register of Historic Places.

Mercer Area High School is a high school located in Mercer, Pennsylvania, United States. The school's colors are navy blue and white. The school mascot is the Mercer Mustang.

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.

Mercer Raceway Park is a 3/8-mile dirt oval located in Findley Township, Mercer County, just outside the northeast borough limits of Mercer, Pennsylvania. It is currently owned by Ed and Earl Michaels. In 2018 the speedway has played host to a few events. The remaining event with be the 19th Annual Little Guys Nationals, October 5th and 6th. Today, Mercer Raceway Park is one of the region's top dirt tracks running Saturday nights beginning late March and continuing into early October. Regular racing divisions included the 410 Sprints, 358 Modifieds, Outlaw Sprint Warriors, Mod Lites, Stock Cars and Mini Stocks. Touring series that visit the track include the: UFO Late Models, Auto Racers for Kids Charities, All Star Sprint Circuit of Champions, All-American Sprint Nationals Pulling, BRP Modified Tour, and ARDC Sprint Midgets.

Mill Run is a tributary to Neshannock Creek in western Pennsylvania. The stream rises in southeastern Mercer County and flows generally northwest entering Neshannock Creek near Milburn, Pennsylvania. Mill Run watershed is roughly 36% agricultural, 56% 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.

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.