1554 Williams Grove Rd, Mechanicsburg, PA 17055
Local realty services provided by:Better Homes and Gardens Real Estate GSA Realty
Listed by: john a rainville, robin piatt
Office: brokersrealty.com
MLS#:PACB2042162
Source:BRIGHTMLS
Price summary
- Price:$1,699,000
- Price per sq. ft.:$448.28
About this home
Welcome to the Historic John Williams House
An Iconic Georgian Estate Steeped in History and Timeless Elegance
Step back in time and experience the grandeur of a bygone era at the John Williams House—a distinguished Georgian-style limestone estate nestled on an expansive 7.1-acre property in the heart of Mechanicsburg, Pennsylvania. Built between 1799 and 1802, this architectural treasure is proudly listed on the National Register of Historic Places and is a remarkable testament to early American craftsmanship, heritage, and enduring beauty.
Seller is a licensed Pennsylvania sales agent
As you approach the property, the home’s stately five-bay facade, constructed from locally quarried limestone with its signature darker lintels, immediately commands attention. The 5,014 square foot residence is a masterful blend of historic preservation and modern functionality, showcasing original details like the grand turned maple bannister staircase, 6-over-6 windows, and a classic center-hall floor plan that flows seamlessly through formal living spaces adorned with classical moldings, chair rails, and intricate architectural accents. The thoughtful 1820s renovation by James Williams introduced refined interior elements, preserving the home’s timeless charm while adding sophistication.
Beyond the walls of the main house, the John Williams House has a legacy as rich as its architectural detailing. Once the centerpiece of Williams Grove, this estate was the backdrop for the renowned Great Grangers’ Interstate Picnic Exhibition—the largest farm machinery exposition in the nation, drawing up to 200,000 visitors in the late 19th century. The property’s role in shaping the region’s agricultural and community heritage is undeniable, offering a unique sense of place that few properties can match.
Today, the estate has been thoughtfully reimagined as Magnolia Manor Weddings and Events, a highly sought-after venue blending historic charm with modern amenities. The meticulously renovated, climate-controlled barn, scenic outdoor ceremony sites, and the serene, storybook backdrop of a 200-year-old homestead create an enchanting setting for unforgettable weddings, events, and gatherings. The property’s legacy as a gathering place lives on, ready for a new chapter of celebrations and memories.
Whether you envision a private estate home steeped in character, a thriving event venue, or an exclusive retreat blending residential and commercial potential, the John Williams House offers a once-in-a-lifetime opportunity to own a piece of Pennsylvania’s history. The possibilities are endless, limited only by your vision and imagination.
Property Highlights
Built circa 1799–1802 by John Williams, a prominent landowner and entrepreneur
7.1 acres of picturesque grounds in the heart of Mechanicsburg, PA
5,014 sq. ft. Georgian-style limestone residence
Iconic five-bay facade with 6-over-6 windows and darker limestone lintels
Center-hall floor plan with original turned maple bannister staircase
Classical moldings, chair rails, and decorative details restored to their original grandeur
Thoughtful 1820s renovation by James Williams
Former site of the Great Grangers’ Interstate Picnic Exhibition, hosting up to 200,000 visitors
Now operating as Magnolia Manor Weddings and Events with a renovated, climate-controlled barn, scenic outdoor spaces, and historic charm.
A Legacy Preserved—a Future Reimagined.
Own a rare and storied piece of Pennsylvania’s heritage. The John Williams House is more than a property—it’s a living testament to history, craftsmanship, and community. Don’t miss this unparalleled opportunity to bring your vision to life in one of the state’s most unique and celebrated estates.
Contact us today to schedule a private tour and explore this extraordinary property's endless possibilities. A 24-hour Notice is needed to set up a tour, Proof of Funds, or a Bank Letter of Credit.
Contact an agent
Home facts
- Year built:1754
- Listing ID #:PACB2042162
- Added:249 day(s) ago
- Updated:February 02, 2026 at 02:43 PM
Rooms and interior
- Bedrooms:4
- Total bathrooms:3
- Full bathrooms:3
- Living area:3,790 sq. ft.
Heating and cooling
- Cooling:Central A/C
- Heating:Baseboard - Electric, Electric, Heat Pump(s)
Structure and exterior
- Year built:1754
- Building area:3,790 sq. ft.
- Lot area:7.1 Acres
Schools
- High school:CUMBERLAND VALLEY
- Elementary school:MONROE
Utilities
- Water:Well
- Sewer:On Site Septic
Finances and disclosures
- Price:$1,699,000
- Price per sq. ft.:$448.28
- Tax amount:$12,108 (2024)
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