Amazing Farmette! Sub-dividable with additional 2 properties, 3.3 acres each! Own a piece of history blended with stunning modern architecture in this fully restored 1861 log home with a 2006 contemporary addition! One of a kind custom home situated on ten acres, this fabulous farmette includes a restored 1861 bank barn complete w/ water, sewer and electric. Barn has lots of potential- could be used for animals or remodeled and turned into a residence. Perfect design for B & B potential. Distinctive property just loaded with unique design elements: soaring cathedral ceilings, double sided gas fireplace, show stopping great room, breathtaking panoramic views out every window! Spacious gourmet kitchen. Gorgeous granite counter tops imported from Brazil. Three complete bedroom suites all with separate sitting areas and luxurious attached baths. Walk-up finished attic provides great additional living space. Close to Antietam Battle Fields. This sophisticated and extravagant retreat is just waiting to welcome you home!
Single-familyProperty Type
1860Year Built
10 acresLot Size
$193Est. Price/Sq.Ft.
2 car garageParking
Listed by Jay Day• Real Estate Teams, LLC
•301-695-3020 (broker)
•info@realestateteams.com (broker)
Listed by Christina Day• Real Estate Teams, LLC
•301-695-3020 (broker)
•info@realestateteams.com (broker)
Bought with Rob Cox• Long & Foster Real Estate, Inc.
Spectacular Mountain views all around with a clean and pristine unique layout. Kitchen is updated with a spacious living room,double sided fireplace, and MB suite with a soaking tub. Upper level has a small MB suite and the attic level is finished...
with carpet and a 1/2 bath. Basement is a walk out and finished with carpet and an office,bedroom, full bath, and garage access.
7 years ago• May not reflect the current state of the home
Christian Turner
Redfin Associate agent
Sale history for 4800 Porterstown Rd
Date
Event
Price
Public Records
May 14, 2020
Sold
$690,000
$130/sq ft
BRIGHT MLS #1009587582
Apr 30, 2020
Listing Removed
—
Apr 30, 2020
Sold
$690,000
$130/sq ft
Mar 6, 2020
Contingent
—
Feb 28, 2020
Relisted
—
Nov 8, 2019
Contingent
—
Sep 30, 2019
Price Changed
$715,000
$134/sq ft
May 29, 2019
Price Changed
$725,000
$136/sq ft
Oct 9, 2018
Listed
$750,000
$141/sq ft
BRIGHT MLS #1007157344
Apr 30, 2020
Listing Removed
—
Apr 30, 2020
Sold
$690,000
$130/sq ft
Mar 6, 2020
Contingent
—
Feb 28, 2020
Relisted
—
Nov 8, 2019
Contingent
—
Sep 30, 2019
Price Changed
$715,000
$134/sq ft
May 29, 2019
Price Changed
$725,000
$136/sq ft
Oct 5, 2018
Listed
$750,000
$141/sq ft
Amazing Farmette! Sub-dividable with additional 2 properties, 3.3 acres each! Own a piece of history blended with stunning modern architecture in this fully restored 1861 log home with a 2006 contemporary addition! One of a kind custom home situated on ten acres, this fabulous farmette includes a restored 1861 bank barn complete w/ water, sewer and electric. Barn has lots of potential- could be used for animals or remodeled and turned into a residence. Perfect design for B & B potential. Distinctive property just loaded with unique design elements: soaring cathedral ceilings, double sided gas fireplace, show stopping great room, breathtaking panoramic views out every window! Spacious gourmet kitchen. Gorgeous granite counter tops imported from Brazil. Three complete bedroom suites all with separate sitting areas and luxurious attached baths. Walk-up finished attic provides great additional living space. Close to Antietam Battle Fields. This sophisticated and extravagant retreat is just waiting to welcome you home!
BRIGHT MLS #1000187620
May 31, 2018
Listing Removed
—
Apr 12, 2018
Price Changed
$750,000
$141/sq ft
Feb 27, 2018
Listed
$800,000
$150/sq ft
BRIGHT MLS #1000072163
Sep 5, 2017
Listed
$800,000
$150/sq ft
BRIGHT MLS #1008229490
Aug 8, 2017
Listing Removed
—
Aug 25, 2016
Listed
$799,900
$150/sq ft
BRIGHT MLS #1003987441
Apr 28, 2016
Listing Removed
—
Oct 9, 2015
Listed
$875,000
$164/sq ft
Public Records
Aug 22, 2001
Sold
$238,000
$45/sq ft
Public Records
Jul 25, 1997
Sold
$202,000
$38/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$8,736 (+10.0%)
$130,000 + $708,000
$838,000
2025
$7,944 (+11.1%)
$130,000 + $708,000
$838,000
2024
$7,151 (+12.5%)
2023
$6,358 (+4.9%)
2022
$6,061 (+2.7%)
$130,000 + $478,300
$608,300
2021
$5,900 (+17.0%)
2020
$5,041 (+4.8%)
2019
$4,808 (+5.4%)
$130,000 + $392,300
$522,300
2018
$4,563 (+5.4%)
2017
$4,328
$130,000 + $272,600
$402,600
2016
$4,327 (−1.1%)
$130,000 + $272,600
$402,600
2015
$4,376
$130,000 + $277,200
$407,200
2014
$4,376
2013
$4,376 (−18.3%)
2012
$5,355 (+0.8%)
2011
$5,313 (+0.8%)
2010
$5,271 (+1.4%)
2009
$5,198
Tax history for 4800 Porterstown Rd
Year
Property tax
Land + Additions
Assessment*
2026
$8,736 (+10.0%)
$130,000 + $708,000
$838,000
2025
$7,944 (+11.1%)
$130,000 + $708,000
$838,000
2024
$7,151 (+12.5%)
2023
$6,358 (+4.9%)
2022
$6,061 (+2.7%)
$130,000 + $478,300
$608,300
2021
$5,900 (+17.0%)
2020
$5,041 (+4.8%)
2019
$4,808 (+5.4%)
$130,000 + $392,300
$522,300
2018
$4,563 (+5.4%)
2017
$4,328
$130,000 + $272,600
$402,600
2016
$4,327 (−1.1%)
$130,000 + $272,600
$402,600
2015
$4,376
$130,000 + $277,200
$407,200
2014
$4,376
2013
$4,376 (−18.3%)
2012
$5,355 (+0.8%)
2011
$5,313 (+0.8%)
2010
$5,271 (+1.4%)
2009
$5,198
*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
—
Baths
3.5
Stories
2
Lot width
—
Lot depth
—
Lot size
10 Acres
Year renovated
—
Sq. Ft.
4,576
Year built
1860
Style
Single Family Residential
County
Washington County
APN
01 020935
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 19, 2026.
P
Preservation District
The purpose of this district is to prescribe a zoning category for those areas where, because of natural geographic factors and existing land uses, it is considered feasible and desirable to conserve open spaces, water supply sources, woodland areas, wildlife and other natural resources. This district includes the County’s designated Rural Legacy Area, federal lands, state parks, state wildlife management areas, county parks, Edgemont Watershed, and most of the mountaintops and the Potomac River.
Permitted uses
Include but are not limited to:
Agriculture
Equestrian facility
Greenhouse / nursery
Religious facility
Day care facility
Housing-Single unit
Housing-Multiple units
Manufacturing
Public service
Educational/school
Property details
Parking
Parking Information
# of Attached Garage Spaces: 2
Garage Features: Garage - Side Entry, Basement Garage
Construction Materials: Brick, Log, Mixed, Vinyl Siding
Other Structures: Above Grade, Below Grade
Outdoor Living Structures: Deck(s), Patio(s)
Structure Type: Detached
Exterior Information
Exterior Lighting, Outbuilding(s)
Lot Information
Lot Features: Landscaping
Tidal Water: No
Land Information
Land Assessed Value: $130,000
Above Grade Information
Finished Sq.Ft.: 3,938
Finished Sq.Ft. Source: Estimated
Below Grade Information
Unfinished Sq.Ft.: 634
Unfinished Sq.Ft. Source: Estimated
Finished Sq.Ft.: 1,386
Finished Sq.Ft. Source: Estimated
Financial
Tax Information
County Tax: $5,113
Tax Assessed Value: $482,400
Tax Year: 2019
Tax Annual Amount: $5,113
Assessments Information
Year Assessed: 2019
Utilities
Utilities Information
Central Air
Cooling Type: Central A/C, Heat Pump(s), Programmable Thermostat
Cooling Fuel: Electric
90% Forced Air
Heating Fuel: Electric, Propane - Owned
Hot Water: Electric, Multi-tank
Sewer Septic: Community Septic Tank, Private Septic Tank
Water Source: Well
Location
School Information
School District Name: WASHINGTON COUNTY PUBLIC SCHOOLS
School District Source: Listing Agent
Location Information
Outside City Limits
Directions: From US 340 W take MD 67 toward Boonsboro. Turn right onto MD 67 N, then left onto Trego Rd. Continue onto Mt Briar Rd. Finally, turn left onto Porterstown Rd, the home will be on your left.
Municipality: Keedysville
Public facts
Beds: —
Baths: 3.5
Sq. Ft.: 4,576
Stories: 2.0
Lot Size: 10 acres
Style: Single Family Residential
Year Built: 1860
Year Renovated: —
County: Washington County
APN: 01 020935
Home facts updated by county records on Sep 19, 2026
Around this home
Schools
K - 12
Preschool & daycare
Sharpsburg Elementary School
Public PreK-5 • Assigned • 3.1mi
5/10
Boonsboro Middle School
Public 6-8 • Assigned • 5.6mi
8/10
Boonsboro High School
Public 9-12 • Assigned • 5.6mi
9/10
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
3/10 Fire Factor
0.15% chance of being in a wildfire in next 30 years
4/10 Heat Factor
7 days above 102° expected this year, 15 days in 30 years
2/10 Wind Factor
3% chance of strong winds in next 30 years
2/10 Air Factor
1 unhealthy days expected this year, 2 days in 30 years
Provided by First Street
Historical weather
Keedysville, MD • 21756
Average low and high temperatures (°F)
36
21
43
26
61
39
69
47
73
54
84
64
89
69
82
61
80
57
67
45
57
38
43
28
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 9.1 hours in
June and 3.8 hours in December, placing it below the
U.S. average for solar exposure.
9.1 hrs
3.8 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$977,000 – $1.18M
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