
$1,548,053
520 Newcomen Rd, Exton, PA 19341
Listed by LPT Realty, LLC
Welcome to Chantilly Farm — an exclusive, private enclave of just 34 custom-built luxury homes in the heart of Chester Springs. This custom Moser-built residence delivers the privacy and scale buyers in this market spend years searching for, anchored by a stunning three-year-old in-ground saltwater pool and a sweeping stamped concrete patio. From the moment you arrive, the presence of this home is undeniable. Enter into a two-story foyer, where a sweeping staircase makes an immediate impression. The formal living room and graciously proportioned dining room are made for holiday gatherings and milestone celebrations. At the heart of the home, a gourmet kitchen impresses with a massive granite center island, off white cabinetry, and premium appliances. It opens seamlessly into a vaulted-ceiling family room featuring exposed wood beams and a dramatic floor-to-ceiling brick fireplace — the kind of space that naturally becomes the center of your daily life. A handsome study offers a quiet retreat for focused work or reading. Two stylish powder rooms and a large mudroom with garage access complete a main level designed for both beauty and function. Step through sliding doors onto the patio and into your own private outdoor sanctuary. The Anthony Sylvan saltwater pool anchors a backyard defined by exceptional privacy and lush, rolling surroundings. Imagine summer evenings here. You will not want to leave. Upstairs, the primary suite with is a true retreat, featuring plantation shutters, a dedicated dressing area, custom built-ins, and a spa-inspired bath with a soaking tub, oversized shower and dual vanities. A princess suite with its own en-suite bath, two additional bedrooms sharing a Jack-and-Jill bathroom, a fifth bedroom, and a large laundry room complete the upper level with generous, thoughtful proportions throughout. The fully finished basement raises the bar further. A custom wet bar with built-in appliances centers a spacious lounge made for Eagles Sundays and Phillies playoff runs. A powder room adds convenience for guests and entertaining. A flexible bonus room serves equally well as a home gym, studio, or second study. Bilco doors open directly to the backyard for seamless pool access. A sizable unfinished area provides abundant storage The four-car garage features epoxy flooring and handles vehicles, outdoor gear, and more without blinking. Additional highlights include a recently updated HVAC system, a newer hot water heater, plantation shutters, and an electronic pet fence — the hallmarks of a home maintained with genuine care. Set within the award-winning Downingtown Area School District, home to the nationally recognized STEM Academy, with easy access to the Montgomery School, the PA Turnpike, Route 30, Route 202, Marsh Creek State Park, Bryn Coed Preserve, and the rolling hills and open spaces Chester Springs is known for — this is the best of the Philly Suburbs. As an added benefit, HOA includes annual septic inspections, helping simplify routine maintenance and giving homeowners added peace of mind. 1704 Chantilly Lane delivers 5 bedrooms, 3 full baths & 3 half baths. and a lifestyle that's simply difficult to replicate. Approximately 4,910 sq ft above grade, plus an estimated 1,500+ sq ft of finished living space below grade (buyer to verify). The beauty and privacy of this property must be experienced in person — schedule your private tour today.
| Date | Event | Price |
|---|---|---|
| Jul 2, 2026 | Listed for sale | $1,700,000 |
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
$1,630,000
Automated estimate, not an appraisal. Sale records through July 2026.
Based on 10 comparable sales nearby, the Chester County assessment ratio, weighted toward the current asking price.
| Address | Closed | Sale price | Bd/Ba | Sqft | Adjusted value |
|---|---|---|---|---|---|
| 413 PARTRIDGEBERRY LN, CHESTER SPRINGS, PA 19425 | April 2026 | $1,130,000 | 5/3 | 5,714 | $1,313,125 |
| 1707 CHANTILLY LN, CHESTER SPRINGS, PA 19425 | October 2025 | $960,000 | 5/3 | 5,313 | $1,168,094 |
| 1716 CHANTILLY LN, CHESTER SPRINGS, PA 19425 | October 2025 | $1,600,000 | 6/4 | 7,033 | $1,362,334 |
| 1900 PARKER HILL LANE, CHESTER SPRINGS, PA 19425 | July 2025 | $2,350,000 | 5/3 | 5,000 | $2,955,434 |
| 69 FAIRFIELD LN, CHESTER SPRINGS, PA 19425 | August 2025 | $1,031,000 | 5/3 | 4,515 | $1,421,640 |
| 309 CREEK CROSSING LN, CHESTER SPRINGS, PA 19425 | January 2026 | $1,100,000 | 5/5 | 5,338 | $1,207,426 |
Estimated at current rates
$20,974 / year
≈ $1,748 per month
MLS shows (2025)
$20,974
School tax
DOWNINGTOWN AREA · 31.91 mills (2025-26)
$17,328
County tax
Chester County · 5.16 mills (2025)
$2,804
Municipal tax
As recorded for 2025, varies by municipality
$841
Recomputed from the county assessment ($543,040, 1998 base year) × current millage. Portals typically reprint the recorded 2025 bill. Pennsylvania does not reassess on sale. Estimate only. Verify with Chester County before relying on it. Learn more: PA property tax calculator · Common Level Ratio by county.
Loan term
Estimated monthly payment
$10,886/mo
Taxes use NookLocal's estimate at current millage rates, not the stale figure 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
Downingtown Area
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
Chester County crime & safety numbers →
FBI and Pennsylvania source data, presented without spin.
Property taxes
Chester County taxes, explained →
Millage, the Common Level Ratio, and what changes after you buy.
© BRIGHT, All Rights Reserved
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 2:32 PM EDT
Our concierge desk does a 1-on-1 needs analysis with you, then hand-picks a vetted West Pikeland Township agent or lender, not whoever paid for your ZIP. Free, no obligation. If you work with a partner we introduce, NookLocal may earn a referral fee from their broker.