Population107,860 (July 1, 2025 Census estimate)
Canal Connections And An Industrial Valley Story
Mercer County, PennsylvaniaMercer anchors its namesake Pennsylvania county, while Sharon, Greenville and Grove City add other community histories. Early mills, canals and later railway connections helped shape a county whose working identity included coal, iron and the industries built around those resources. The U.S. Census Bureau estimated 107,860 residents in Mercer County, Pennsylvania, on July 1, 2025. The county has approximately 673 square miles of land, according to the 2020 Census Gazetteer.
Mercer County at a Glance
Population107,860 (July 1, 2025 Census estimate)
County SeatMercer
Largest Municipality (2025 estimate)Hermitage city
Established1800 (organized; NACo County Explorer)
ZIP Code LookupUSPS address lookup
Total Area, Including Water682.563 square miles, including water (2020 Census geography)
Roads & Traffic511PA travel updates
Telephone Area CodesPUC area-code map
Shop - Dine - Discover
Meet Local Businesses
Support the businesses that help make our communities thrive. From family-owned shops and restaurants to trusted local services, discover businesses worth visiting throughout the county.
Discover Mercer County
Mercer County
Mercer County was created from Allegheny County in 1800 and formally organized in 1804 after an attachment to Crawford County. Mercer borough was laid out in 1803. Canals in the 1830s and 1840s, followed by railways, supported industrial growth, with Sharon becoming a notable center of iron production. The gap between creation and formal organization is another useful distinction for historical research. Transportation and industry then connect the seat with neighboring towns whose development followed their own local circumstances.
Begin with Mercer for the civic story, then choose Sharon, Greenville or Grove City for another perspective. The canal and industrial themes connect the communities without making their histories identical. Local interpretation can help distinguish surviving landmarks from former working sites. Select one transportation period or industry to guide the comparison. A town walk and an interpretive collection can complement each other, especially where the original canal or industrial landscape has changed.
What Shapes Us
Local Character
Early mills, canals and later railway connections helped shape a county whose working identity included coal, iron and the industries built around those resources.
Community History
Mercer County was created from Allegheny County in 1800 and formally organized in 1804 after an attachment to Crawford County.
Explore Locally
Begin with Mercer for the civic story, then choose Sharon, Greenville or Grove City for another perspective. The canal and industrial themes connect the communities without making their histories identical.
Follow the connections between civic places and industrial communities.
A Closer Look
Mercer County
Places and perspectives from Mercer County
Mercer County Wire
Mercer County & Pennsylvania News
Includes Pennsylvania statewide reporting; stories may cover other counties.Photo CreditsSpotlight PA — Pennsylvania Statewide
Top EPA official’s visits to Pa., other swing states ahead of midterms raise ethics concerns
EPA Administrator Lee Zeldin is visiting battleground districts and states in the runup to the midterm elections. Are…
Read the Story Oct 16, 2026 • 2 min read
Around Mercer County
Stories from every corner of Mercer County.
Top EPA official’s visits to Pa., other swing states ahead of midterms raise ethics concerns
EPA Administrator Lee Zeldin is visiting battleground districts and states in the runup to the midterm elections. Are…
Oct 16, 2026 • 2 min read
Erie gunman who killed family controlled their movements, finances: police
A Pennsylvania man who fatally shot eight others, including seven family members, before killing himself had exercised strict…
Oct 16, 2026 • 2 min read
Rep. Perry’s Trump ties targeted by Dems in closely watched Pa. swing district race
The president’s declining popularity could be a liability for Republican U.S. Rep. Scott Perry, a Trump loyalist who…
Oct 16, 2026 • 2 min read
Reading could pull up to $24M from reserves to balance its next 2 budgets
Reading may use $24 million in reserves to cover budget gaps over two years, raising fears the city…
Oct 16, 2026 • 2 min read
The legislature didn’t act on skill games by the Pa. Supreme Court’s deadline. What happens now?
Top lawmakers said they wanted to act before the court-imposed deadline but didn’t, leading some members to mount…
Oct 16, 2026 • 2 min read
Shop - Dine - Discover
Meet Local Businesses
Support the businesses that help make our communities thrive. From family-owned shops and restaurants to trusted local services, discover businesses worth visiting throughout the county.
County Resources
Find the Right Local Connection
Start with the organization responsible for the service you need. Follow its official link for current requirements, office locations and availability.
Government
Pennsylvania statewide resource for residents and visitors.
Schools
Public school contacts
Selected local schools from the NCES 2024-2025 directory. Contact the school or district to confirm enrollment, attendance boundaries and current services; this is not a complete school list.
Commodore Perry Sch – Elementary; grades KG-06. 3002 Perry Hwy, Hadley, PA 16130. 724-253-2025.
Russell C. Phillips El Sch – Elementary; grades PK-06. 1600 Roemer Blvd, Farrell, PA 16121. 724-346-6585.
Greenville El Sch – Elementary; grades KG-06. 60 Fredonia Rd, Greenville, PA 16125. 724-588-2500.
Hillview El Sch – Elementary; grades KG-05. 482 E Main Street Ext, Grove City, PA 16127. 724-458-7570.
Artman El Sch – Elementary; grades KG-03. 343 N Hermitage Rd, Hermitage, PA 16148. 724-981-8750.
Jamestown Area JSHS – High; grades 07-12. 204 Shenango Street, Jamestown, PA 16134. 724-932-3186.
Keystone Education Center CS – Other; grades KG-12. 425 South Good Hope Road, Greenville, PA 16125. 724-588-2511.
Hospitals
Local hospital contacts
Facility contacts from the CMS Hospital General Information directory, updated July 22, 2026. Contact the facility directly to confirm current services and appointment arrangements.
Upmc Horizon – Acute Care Hospitals. 110 North Main Street, Greenville, PA 16125. 724-588-2100.
Grove City Medical Center – Acute Care Hospitals. 631 North Broad Street Ext., Grove City, PA 16127. 724-450-7000.
Sharon Regional Medical Center – Acute Care Hospitals. 740 East State Street, Sharon, PA 16146. 724-983-3911.
Edgewood Surgical Hospital – Acute Care Hospitals. 239 Edgewood Drive Extension, Transfer, PA 16154. 724-646-0400.
Public Safety
Pennsylvania statewide resource for residents and visitors.
Emergency Services
Pennsylvania statewide resource for residents and visitors.
State Parks
Pennsylvania statewide resource for residents and visitors.
Trails
Pennsylvania statewide resource for residents and visitors.
Utilities
Pennsylvania statewide resource for residents and visitors.
Libraries
Local library contacts
Locations and public phone numbers are from the IMLS FY2024 Public Libraries Survey. Call the branch to confirm current hours and services before visiting.
Greenville Area Public Library – 330 Main St, Greenville, PA 16125. 724-588-5490.
Grove City Community Library – 125 West Main St, Grove City, PA 16127. 724-458-7320.
Mercer Area Library – 110 E. Venango St., Mercer, PA 16137. 724-662-4233.
Community Library Of The Shenango Valley – 11 N Sharpsville Ave, Sharon, PA 16146. 724-981-4360.
Stey Nevant Public Library – 1000 Roemer Blvd., Farrell, PA 16121. 724-983-2714.
Courts
Pennsylvania statewide resource for residents and visitors.
DMV
Pennsylvania — Find a Location
Pennsylvania — Title and Registration
Pennsylvania — Licenses & Photo IDs
Transportation
Pennsylvania statewide resource for residents and visitors.
Postal Services
USPS location finder — Search by street address, city or ZIP Code for nearby post offices, collection boxes and available services.
USPS ZIP Code lookup — Find the mailing ZIP Code for a specific street address.
USPS Hold Mail — Arrange a temporary mail hold and review identity-verification requirements.
USPS change of address and forwarding — Review forwarding options and submit an address-change request through USPS.
USPS package pickup — Check pickup availability for your address and schedule eligible shipments.
Veterans
National services available to local residents
VA accredited representatives — Find help with VA claims and benefit applications.
VA health care applications — Review application options and supporting information.
VA disability claims — Find the official steps for submitting a disability claim.
GI Bill and education benefits — Review how to apply for VA education benefits.
Veteran career and employment support — Explore VA employment, training and career assistance.
Employment
National services available to local residents
USAJOBS federal employment — Search federal openings by location and occupation.
Apprenticeship Finder — Search apprenticeship opportunities by location and occupation.
My Next Move career exploration — Explore occupations, industries and career interests.
Government job-training resources — Find routes to state training programs and support for different job seekers.
Unemployment benefit guidance — Find your state program and its application and eligibility information.
Plan Your Mercer County Visit
Find places to go, compare activities and make the most of your time here.
Local Questions
Mercer County: Places, Plans & Practical Answers
Start with these 11 answers, then find 5 more planning questions below the discovery lists.
Yes, but they are separate shopping areas that require travel between them. Use the outlet directory for national brands and visit downtown for stores such as Joden. Confirm addresses instead of treating all Grove City listings as one walkable complex.
Pymatuning Deer Park: Plan a seasonal animal-park visit near Jamestown; admission is required. Buhl Park: Use the park for a walk, picnic and family outdoor time near Sharon and Hermitage; some facilities have separate fees.
Buhl Park: Use the park for a walk, picnic and family outdoor time near Sharon and Hermitage; some facilities have separate fees. Maurice K. Goddard State Park: Walk or cycle near Lake Wilhelm and use its picnic areas.
Buhl Park: Use the park for a walk, picnic and family outdoor time near Sharon and Hermitage; some facilities have separate fees. Maurice K. Goddard State Park: Walk or cycle near Lake Wilhelm and use its picnic areas. Free access does not include purchases, rentals or separately ticketed activities.
Blackout Burger Bar: Choose burgers and casual food near Grove City. Iron Bridge Inn: Plan a restaurant meal on Perry Highway near Mercer.
Wendell August Forge: Browse decorative metalwork and gifts in the Grove City area. Joden: Explore antique, estate and modern jewelry in downtown Grove City.
The Winner: Browse women's clothing and formalwear in Sharon. Grove City Premium Outlets: Compare clothing and footwear outlet stores near Grove City.
Early mills, canals and later railway connections helped shape a county whose working identity included coal, iron and the industries built around those resources. Use the local museums and historic sites above to explore that story in more detail.
Greenville Area Public Library – 330 Main St, Greenville, PA 16125. 724-588-5490. Grove City Community Library – 125 West Main St, Grove City, PA 16127. 724-458-7320. These contacts come from the supplied local-library directory; call for current opening hours, children’s programs and visitor services.
Commodore Perry Sch – Elementary; grades KG-06. 3002 Perry Hwy, Hadley, PA 16130. 724-253-2025. Russell C. Phillips El Sch – Elementary; grades PK-06. 1600 Roemer Blvd, Farrell, PA 16121. 724-346-6585. These are selected contacts from the supplied school directory. Contact the school or district to confirm attendance boundaries and enrollment; a nearby school is not necessarily the assigned school.
Mercer is the county seat recorded in the supplied Mercer County information. Use the Government tab in local resources to locate the department you need; offices may have different addresses and appointment arrangements.
Shop - Dine - Discover
Meet Local Businesses
Support the businesses that help make our communities thrive. From family-owned shops and restaurants to trusted local services, discover businesses worth visiting throughout the county.
My Local Guide
Find Something Fun
Make Time for a Local DiscoveryExplore places to eat, shop and spend time in Mercer County, Pennsylvania. Follow each link for current visiting details.
Kids’ Fun
- Pymatuning Deer Park — Plan a seasonal animal-park visit near Jamestown; admission is required.
- Buhl Park — Use the park for a walk, picnic and family outdoor time near Sharon and Hermitage; some facilities have separate fees.
Restaurants
- Blackout Burger Bar — Choose burgers and casual food near Grove City.
- Iron Bridge Inn — Plan a restaurant meal on Perry Highway near Mercer.
Shopping & Retail
- Wendell August Forge — Browse decorative metalwork and gifts in the Grove City area.
- Joden — Explore antique, estate and modern jewelry in downtown Grove City.
Clothing & Boutiques
- The Winner — Browse women's clothing and formalwear in Sharon.
- Grove City Premium Outlets — Compare clothing and footwear outlet stores near Grove City.
Outdoor Fun
- Buhl Park — Use the park for a walk, picnic and family outdoor time near Sharon and Hermitage; some facilities have separate fees.
- Maurice K. Goddard State Park — Walk or cycle near Lake Wilhelm and use its picnic areas.
Free Things to Do
- Buhl Park — Use the park for a walk, picnic and family outdoor time near Sharon and Hermitage; some facilities have separate fees.
- Maurice K. Goddard State Park — Walk or cycle near Lake Wilhelm and use its picnic areas.
Businesses in This County Guide
More Mercer County Questions
How could I build a short Mercer County outing from these places?
One possible plan is Pymatuning Deer Park, a meal at Blackout Burger Bar, and a browse at Wendell August Forge. These are separate stops; map their addresses and check opening times before deciding whether all three fit your day.
How can I keep a Mercer County day trip inexpensive?
Start with Buhl Park and Maurice K. Goddard State Park and bring a picnic where permitted. Budget separately for museum or amusement tickets, restaurant meals, parking where charged, rentals and purchases. Check the linked destination’s current fees instead of assuming every activity on its grounds is free.
Where should I check the forecast before visiting Buhl Park?
Use the county weather section above for the forecast. For Buhl Park, also open the destination’s notices for trail, road or facility closures. A county forecast does not confirm that an individual trail or activity is operating.
What should I confirm before making a special trip to The Winner?
Use The Winner to confirm the physical-store address, current opening days and whether the item or fitting you need is available. Some shops list online stock, multiple locations or appointment services, so contact the store about a specific visit.
Where can I find the businesses featured in this Mercer County guide?
The “Businesses in This County Guide” section links to Joden, Mercer AutoWreckers. Open a business page for its contact details. A business featured in this guide may serve the county from another location; confirm its address and service area directly.
Every place has a story.Find Your Next Favorite.