This large, historic, 3-story stone duplex in desirable Villanova features TWO large 4 bedroom, 2.5 bath homes that are connected by the welcoming covered screened porch. Each side of this amazing property features hardwood floors, a great room with stone fireplace, dining area and kitchen. The second and third floors provide 4 bedrooms with a full hall bath on each floor. Laundry rooms with a washer and dryer are in the basements. Enjoy a lovely yard with winding stream, bridge and ample parking in the 2-car garage, 2 carports and large driveway. This is a gorgeous property and setting and located in the top-rated Radnor schools. Perfect for an investment property or live in one side and rent the other to cover your mortgage. Also great for parents who want to live close to their children. The charm and space of this unique property is amazing and the possibilities are endless.
Multi-familyProperty Type
1851Year Built
1.18 acresLot Size
$291Est. Price/Sq.Ft.
2 garage spacesParking
Listed by Joan H Lewis• BHHS Fox & Roach Wayne-Devon
Lovely Hist. Bldg. Housing Twin Homes Under One Deed With Deplank Flrs To Screened Porch Overlooking Serene Setting With Stream. Great Rent. Historial. Wonderfulinvestment Opp. Or Perfect For Owner To Occupy. Upgraded Baths, 5 Year Old Roof.
BRIGHT MLS #PADE416112
Jan 28, 1999
Listing Removed
—
Jan 28, 1999
Listed
$333,000
$79/sq ft
Public Records
Apr 6, 1987
Sold
$235,000
$55/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$17,323 (+10.1%)
$220,380 + $529,040
$749,420
2025
$15,731 (+3.8%)
$220,380 + $529,040
$749,420
2024
$15,152 (+4.1%)
$220,380 + $529,040
$749,420
2023
$14,551 (+1.1%)
$220,380 + $529,040
$749,420
2022
$14,393 (−37.7%)
$220,380 + $529,040
$749,420
2021
$23,119 (+102.0%)
$220,380 + $529,040
$749,420
2020
$11,445 (+2.9%)
$125,400 + $203,600
$329,000
2019
$11,122 (+2.0%)
$125,400 + $203,600
$329,000
2018
$10,904 (+2.1%)
2017
$10,675 (+4.5%)
2015
$10,219
2014
$10,220 (+0.1%)
2013
$10,207 (+3.5%)
2011
$9,858 (+4.1%)
2010
$9,473
Tax history for 641-643 Conestoga Rd
Year
Property tax
Land + Additions
Assessment*
2026
$17,323 (+10.1%)
$220,380 + $529,040
$749,420
2025
$15,731 (+3.8%)
$220,380 + $529,040
$749,420
2024
$15,152 (+4.1%)
$220,380 + $529,040
$749,420
2023
$14,551 (+1.1%)
$220,380 + $529,040
$749,420
2022
$14,393 (−37.7%)
$220,380 + $529,040
$749,420
2021
$23,119 (+102.0%)
$220,380 + $529,040
$749,420
2020
$11,445 (+2.9%)
$125,400 + $203,600
$329,000
2019
$11,122 (+2.0%)
$125,400 + $203,600
$329,000
2018
$10,904 (+2.1%)
2017
$10,675 (+4.5%)
2015
$10,219
2014
$10,220 (+0.1%)
2013
$10,207 (+3.5%)
2011
$9,858 (+4.1%)
2010
$9,473
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Beds
8
Baths
5
Stories
3
Lot width
—
Lot depth
—
Lot size
0.56 Acres
Year renovated
—
Sq. Ft.
4,240
Year built
1851
Style
Single Family Residential
County
Delaware County
APN
36040217200
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 19, 2026.
Property details
Parking
Parking Information
# of Detached Garage Spaces: 2
# of Detached Carport Spaces: 4
Garage Features: Garage - Front Entry
# of Total Garage and Parking Spaces: 11
# of Carport Spaces: 4
Has Garage
# of Garage Spaces: 2
Driveway - # of Spaces: 5
Detached Carport, Detached Garage, Driveway
Interior
Interior Information
Living Area Sq.Ft. Source: Assessor
Fireplace Information
Has Fireplace
# of Fireplaces: 3
Basement Information
Basement: Yes
Outside Entrance
Exterior
Property Information
Total Below Grade Sq. Ft.: 0
Improvement Assessed Value: $529,040
Ownership Interest: Fee Simple
Year Built Source: Assessor
Building Information
# of Units (Total): 2
Construction Materials: Stone
Foundation Details: Stone
Other Structures: Above Grade, Below Grade
Structure Type: Detached
Other Structures: Garage(s)
Lot Information
Tidal Water: No
Land Information
Land Assessed Value: $220,380
Above Grade Information
Finished Sq.Ft.: 4,240
Finished Sq.Ft. Source: Assessor
Below Grade Information
Unfinished Sq.Ft. Source: Assessor
Finished Sq.Ft. Source: Assessor
Financial
Tax Information
City/Town Tax: $1,711
County Tax: $2,248
School Tax: $10,434
Tax Assessed Value: $749,420
Tax Year: 2021
Tax Annual Amount: $14,393
Assessments Information
Year Assessed: 2021
Utilities
Utilities Information
Central Air
Cooling Type: Central A/C, Window Unit(s)
Cooling Fuel: Electric
Hot Water
Heating Fuel: Natural Gas
Hot Water: Natural Gas
Sewer Septic: Public Sewer
Water Source: Public
Location
Multi Unit Information
Other Units: Unit 1,Unit 2
School Information
Elementary School: ITHAN
Middle Or Junior School: RADNOR
High School: RADNOR
School District Name: RADNOR TOWNSHIP
Elementary School Source: 3rd Party
Middle School Source: 3rd Party
High School Source: 3rd Party
School District Source: 3rd Party
Location Information
Directions: From Rte. 30 in Villanova, South on 320, bear left on S. Spring Mill Lane to last house on the corner of 320 and Conestoga Rd. Drive comes in off S Spring Mill.
Municipality: RADNOR TWP
Public facts
Beds: 8
Baths: 5.0
Sq. Ft.: 4,240
Stories: 3.0
Lot Size: 0.56 acres
Style: Single Family Residential
Year Built: 1851
Year Renovated: —
County: Delaware County
APN: 36040217200
Home facts updated by county records on Aug 19, 2026
Around this home
Schools
Radnor El School
Public K-5 • Assigned • 1.2mi
10/10
Radnor Middle School
Public 6-8 • Assigned • 1.5mi
9/10
Radnor Senior High School
Public 9-12 • Assigned • 0.7mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
6/10 Heat Factor
7 days above 101° expected this year, 15 days in 30 years
6/10 Wind Factor
27% chance of strong winds in next 30 years
3/10 Air Factor
3 unhealthy days expected this year, 5 days in 30 years
Provided by First Street
Historical weather
Villanova, PA • 19085
Average low and high temperatures (°F)
35
22
40
26
58
38
66
46
71
55
83
65
87
71
81
63
77
61
67
49
55
40
41
28
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 8.9 hours in
June and 4.2 hours in December, placing it below the
U.S. average for solar exposure.
8.9 hrs
4.2 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.17M – $1.42M
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