
$865,000
20 Walnut St, Newtown Square, PA 19073
Listed by RE/MAX Main Line-West Chester
Welcome to your new home in Newtown Square, located within the highly regarded Marple Newtown School District and ready for immediate occupancy before the start of the school year. This thoughtfully designed new construction residence offers over 2,700 square feet of finished living space across four levels, featuring 5 bedrooms, 3.5 bathrooms, a finished basement, and a one-car garage. At the heart of the home is a chef’s kitchen with high-end cabinetry, GE appliances, and quartz countertops, seamlessly connecting to the dining area and a bright great room with a fireplace and double French doors—creating an inviting space for everyday living and entertaining. The second floor is anchored by a spacious owner’s suite and complemented by a generously sized secondary bedroom, a full hall bathroom, and a convenient laundry room. The third floor offers two additional bedrooms, a hall bath, and a versatile loft or playroom. The finished basement provides a large flex space, fifth bedroom or private office, and ample storage. Ideally located in the heart of Newtown Square, 212 Chestnut offers easy access to shopping and dining along West Chester Pike, Ellis Preserve Town Center, and major commuter routes. With construction now complete and move-in ready, this home presents a rare opportunity to settle in before the new school year begins while enjoying the perfect blend of suburban charm and modern convenience.
| Date | Event | Price |
|---|---|---|
| Jun 26, 2026 | Listed for sale | $930,000 |
Price changes are tracked from when NookLocal first indexed this listing; earlier history may not appear. Tax & assessment details are in the section below.
Estimated value
$917,000
Automated estimate, not an appraisal. Sale records through July 2026.
Based on 10 comparable sales nearby, weighted toward the current asking price.
| Address | Closed | Sale price | Bd/Ba | Sqft | Adjusted value |
|---|---|---|---|---|---|
| 809 ELLIS AVE, NEWTOWN SQUARE, PA 19073 | May 2026 | $830,000 | 4/2 | 2,728 | $982,361 |
| 303 CRUM CREEK LN, NEWTOWN SQUARE, PA 19073 | April 2026 | $840,000 | 4/2 | 2,624 | $855,828 |
| 107 BRYN MAWR AVE, NEWTOWN SQUARE, PA 19073 | December 2025 | $670,000 | 5/2 | 2,658 | $887,733 |
| 300 CRUM CREEK LN, NEWTOWN SQUARE, PA 19073 | November 2025 | $1,025,000 | 5/2 | 2,520 | $1,145,544 |
| 380 BISHOP HOLLOW RD, NEWTOWN SQUARE, PA 19073 | June 2025 | $850,000 | 4/3 | 2,857 | $699,614 |
| 600 WAYNESFIELD DR, NEWTOWN SQUARE, PA 19073 | March 2026 | $745,000 | 5/3 | 2,370 | $889,474 |
Recorded property taxes: $0 (2026 bill as recorded in the MLS).
Loan term
Estimated monthly payment
$4,940/mo
Taxes use the amount recorded on the MLS. The default rate is the average 30-year rate as of July 2026; insurance is estimated at 0.35% of the price per year. Below 20% down, lenders usually add mortgage insurance, which this estimate doesn't include. Estimate only; verify before relying on it.
School district
Marple Newtown
2025 PA state assessments (PSSA / Keystone) and graduation data. The index measures student outcomes, not school effectiveness, and is not adjusted for demographics. Districts serve all residents; verify enrollment boundaries with the district.
Safety data
Delaware County crime & safety numbers →
FBI and Pennsylvania source data, presented without spin.
Property taxes
Delaware County taxes, explained →
Millage, the Common Level Ratio, and what changes after you buy.
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Information Deemed Reliable But Not Guaranteed
The data relating to real estate for sale on this website appears in part through the BRIGHT Internet Data Exchange program, a voluntary cooperative exchange of property listing data between licensed real estate brokerage firms in which United Real Estate Strive 212 participates, and is provided by BRIGHT through a licensing agreement.
IDX listings are displayed pursuant to broker of record United Real Estate Strive 212, Frank Ramos, Broker/Owner, PA Broker License RM424345, 1220 Broadcasting Rd, Suite 201, Wyomissing, PA 19610, (610) 372-0212.
The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
Some properties which appear for sale on this website may no longer be available because they are under contract, have Closed or are no longer being offered for sale.
Data last updated: July 8, 2026 at 2:36 PM EDT
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