The Mordecai Yarnall House c. 1728 is a charming field stone home located in the coveted Radnor Hunt area of Willistown Township. This Southern facing 5 bedroom 2 full and 1 half bath home sits on 8 hillside acres overlooking beautiful views of conserved open space. Gorgeous stone walls, terraced backyard gardens, and screened in porch with tall ceilings make for quintessential country entertaining. This gem of a house needs a new owner to renovate it to its full potential. Original features include 6 fireplaces, mantels, exposed beams, and raised paneling, etc. Perfect location / landscape to build a barn and make this a fantastic equestrian property or simply enjoy its existing natural beauty. Willistown Township has become known for its open space and yet it is convenient to Philadelphia, the Main Line, and West Chester, Septa R5 commuter and Amtrak regional trains, PHL and Brandywine airports, first rate educational institutions and cultural activities all within 10 to 45 minutes drive.
Single-familyProperty Type
1724Year Built
8 acresLot Size
$362Est. Price/Sq.Ft.
2 garage spacesParking
Listed by Rob Van Alen• BHHS Fox & Roach-Unionville
•610-347-2065 (broker)
Listed by Jody Vandegrift• BHHS Fox & Roach-Unionville
•610-347-2065 (broker)
Bought with Jody Vandegrift• BHHS Fox & Roach-Unionville
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Zoning
Beds
5
Baths
2.5
Stories
2
Lot width
—
Lot depth
—
Lot size
8 Acres
Year renovated
1944
Sq. Ft.
3,350
Year built
1724
Style
Single Family Residential
County
Chester County
APN
5408 00120000
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 3, 2026.
RU
Rural District
RU Rural Districts are intended to facilitate agricultural, conservation, recreation and other open space purposes; to protect and preserve prime agricultural land and the continued viability of agricultural security areas; to recognize the relationship and continuity of development with viable agricultural operations; to protect and preserve natural and historic resources; and to promote and provide for a rational pattern of Township growth. Accordingly, the districts contain use and area regulations which provide for farming and very low density dwellings; discourage premature and scattered, isolated higher density development which is difficult to service adequately, yet make provision for higher density development under given conditions; facilitate the conservation of agricultural, creek valley and woodland areas; and facilitate the conservation and proper utilization of groundwater supplies and control of surface water flooding
Living Room, Dining Room, Master Bedroom, Bedroom 2, Bedroom 3, Kitchen, Family Room, Bedroom 1, Attic
Laundry Type: Main Floor
Basement Information
Basement: Yes
Full, Unfinished
Exterior
Property Information
Improvement Assessed Value: $269,320
Ownership Interest: Fee Simple
Property Condition: Fixer
Year Built Source: Estimated
Building Information
Construction Materials: Stone
Foundation Details: Stone
Main Entrance Orientation: South
Other Structures: Above Grade
Outdoor Living Structures: Patio(s)
Roof: Pitched, Shingle
Structure Type: Detached
Other Structures: Spring House
Pool Information
Personal Pool
Access To Pool
In Ground
Lot Information
Lot Features: Sloping, Open, Trees/Wooded, Front Yard, Rear Yard, SideYard(s)
Lot Size Dimensions: 348,480
Tidal Water: No
Land Information
Land Assessed Value: $149,360
Above Grade Information
Finished Sq.Ft.: 3,350
Finished Sq.Ft. Source: Assessor
Financial
Tax Information
Tax Assessed Value: $418,680
Tax Year: 2017
Tax Annual Amount: $10,655
Utilities
Utilities Information
Oil, Hot Water
Heating Fuel: Oil
Hot Water: Electric
Sewer Septic: On Site Septic
Water Source: Well
Location
School Information
Elementary School: SUGARTOWN
Middle Or Junior School: GREAT VALLEY
High School: GREAT VALLEY
School District Name: GREAT VALLEY
Location Information
Cross Street: GOSHEN RD.
Directions: From Goshen, South on Garrett Mill to property on right. From 926 and Rt 3, head North on Garrett Mill, passing Okehocking Park to property on left.
Municipality: WILLISTOWN TWP
Public facts
Beds: 5
Baths: 2.5
Sq. Ft.: 3,350
Stories: 2.0
Lot Size: 8 acres
Style: Single Family Residential
Year Built: 1724
Year Renovated: 1944
County: Chester County
APN: 5408 00120000
Home facts updated by county records on Aug 3, 2026
Around this home
Schools
Sugartown El School
Public K-4 • Assigned • 3.6mi
7/10
Great Valley Middle School
Public 7-8 • Assigned • 7.3mi
10/10
Great Valley High School
Public 9-12 • Assigned • 7.2mi
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
5/10 Heat Factor
7 days above 102° expected this year, 15 days in 30 years
6/10 Wind Factor
27% chance of strong winds in next 30 years
4/10 Air Factor
3 unhealthy days expected this year, 6 days in 30 years
Provided by First Street
Historical weather
Newtown Square, PA • 19073
Average low and high temperatures (°F)
34
22
40
26
57
37
66
46
72
54
83
64
88
71
81
62
77
61
67
49
55
39
41
27
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9 hours in
June and 4.3 hours in December, placing it below the
U.S. average for solar exposure.
9 hrs
4.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.15M – $1.40M
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