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$1,395,000
Monthly Est:$6,943
7 Beds
- 6 Baths
6 full baths
7,816sqft
3660 Mill Green Rd, Street, MD 21154
$1,395,000
$6,943/moEst:
Get Pre-Approved
Single Family Residence
Built in 1800
$-- HOA
44.97 acres lot
$178/sq.ft
Description
SELLER PREQUIRES PREAPPROVAL LETTER OR PROOF OF FUNDS PRIOR TO SCHEDULING A SHOWING.
***45 acre estate that harmoniously melds Maryland's rich history with modern luxury along the tranquil banks of Broad Creek. This property is a historical gem with a plethora of features that cater to both comfort and style.
**Recent Improvements:
2024 – New electric service line to lower garage. Entire interior of house painted. New basement carpets. Basement refinished and updated. Primary bathroom renovated. 14 Window/Door glass replacement. Deck refinished. New water heater for main house.
2023 – Wood pellet stove installed. Water treatment installed. Barn painted.
2022 – New HVAC system in Great Room. New roof on center section of main house. Replaced 4’ of slate roof and all snow guards. Replaced all water hydrants throughout property. New circuit breaker box installed at tennis court. Woodburning stove insert installed.
2021-2023 – Cottage COMPLETELY GUTTED to studs and completely renovated. New 1st floor joists/mud sill, all new insulation, 200 AMP service, all new electric, plumbing, roof, gutters, siding, windows, doors HVAC, appliances, hardwood floors, gas fireplace, propane tank (owned).
2021 – Septic system repair/upgrade: 2 new septic tanks; 1 new pump chamber and force main. New service line to cottage. Bathrooms upgraded and all new toilets.
2020 - Driveway replace.
Property Features:
**Historic Charm Meets Modern Luxury**: Step inside the main residence where classic millwork and hardwood floors create an inviting atmosphere. With six fireplaces dotting the space, this home seamlessly integrates historic elegance with a contemporary family area. The sunlit Great Room offers breathtaking views, perfect for both relaxation and entertainment.
**Chef's Kitchen**: Culinary enthusiasts will appreciate the chef's kitchen, which balances old-world charm with state-of-the-art amenities. It beautifully centers around a preserved 1743 structure, blending tradition with modern functionality.
**Rustic Appeal**: A restored mill adds a unique rustic touch, while a renovated guest cottage provides a cozy retreat for visitors or potential rental income.
**Expansive Outdoor Amenities**: Enjoy luxurious outdoor living with a tennis court, stable barn, and a 12-car garage surrounded by lush woodlands. A serene pond on the property can be transformed into a sparkling swimming pool, perfect for summer gatherings.
**Grounds and Landscaping**: The enchanting landscaping enhances the property's natural beauty, while every detail, from the re-pointed mill to the meticulously maintained gardens, speaks to the estate's storied past.
Historical Significance:
- This estate is recognized on the **National Historic Registry** and the **Maryland Register of Historic Places**, emphasizing its cultural importance.
- It is a designated site on the **National Underground Railroad Network to Freedom**, being the birthplace of Margaret Morgan and the only privately held site in Harford County related to this historic movement.
- While the property holds significant historical value, it is not on the **Harford County Register of Historic Places**, allowing for flexibility in renovations without needing approval, though owners may seek this designation for access to tax breaks and grants for preservation efforts.
Additional Information:
**Conservation Easement**: Detailed information regarding conservation easement, Maryland Environmental Trust involvement, tax benefits, and a comprehensive forest management plan is available for interested buyers.
**Hunting Lease**: The property currently has a lease agreement with the Chesapeake Area Bowhunters, which can be terminated if desired or transferred to the new owners with a possible prorated reimbursement.
**Well Inspection**: A well inspection was completed to document the well on record with Harford County, following renovations of the cottage between 2021-2023.
- Houzeo last checked: 9 hours ago
- Listing updated: March 26, 2026 at 3:10 pm
- Listing Provided by: Tressa S Manna (410) 375-6005 , Ronald W. Howard (443) 414-3338 | RE/MAX Advantage Realty (443) 573-9200
- Source: Bright MLS-NJ | MLS#: MDHR2040174

Property Details
Status
Active
Type
Single Family Residence
No. of Stories
-
County
City
Neighborhood
--
Year Built
1800
HOA Fees
-
Finished Area
7,816 sqft
Lot Size
44.97 acres lot
Basement Area
- sqft
MLS Name
Bright MLS
MLS Number
MDHR2040174
MLS Status
ACTIVE-BRIGHT
Days on Market
344

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Location
Facts & Features
Rooms
Bedrooms & bathrooms
Bedrooms: 7
Bathrooms: 6
Interior
Sewer
Septic Exists, Septic Pump
Interior Features
Attic, Breakfast Area, Built Ins, Carpet, Ceiling Fan(s), Chair Railings, Crown Moldings, Double/dual Staircase, Family Room Off Kitchen, Kitchen Eat In, Kitchen Gourmet, Kitchen Table Space, Primary Bath(s), Recessed Lighting, Sauna, Skylight(s), Walk In Closet(s), Wood Floors
Appliances
Dishwasher, Disposal, Dryer, Exhaust Fan, Microwave, Range Hood, Refrigerator, Six Burner Stove, Washer, Water Heater
Window Features
Casement, Palladian, Screens, Skylights, Storm, Vinyl Clad
Exterior Features
Awning(s), Extensive Hardscape, Sidewalks, Sport Court, Stone Retaining Walls, Tennis Court(s), Water Fountains
Flooring
Carpet, Ceramic Tile, Hardwood
Cooling
Central A/c, Ceiling Fan(s)
Heating
Forced Air, Heat Pump(s)
Construction
Year Built
Year Built: 1800
Home type
Single Family Residence
Property Condition
Excellent
Foundation Details
Stone, Other
Architectural Style
Colonial
Construction Materials
Frame
Utilities & Energy
Security Features
Security Gate
Water Source
Well
Utilities
Propane
Basement
Connecting Stairway, Partially Finished, Improved, Outside Entrance, Rear Entrance, Shelving, Walkout Level, Windows
Parking Features
Asphalt Driveway, Circular Driveway, Paved Driveway
Other Features
Patio And Porch Features
Patio, Porch
Lot Features
Backs To Trees, Corner, Landscaping, Partly Wooded, Private, Secluded, Stream/creek, Trees/wooded
Subdivision Name
None Available
Price History
| Date | Event | Price |
|---|---|---|
01/15/2026 Source: | Listed for Sale | $1,395,000 $178/sqft |
11/25/2025 Source: | Contingent (Active Under Contract) | $1,395,000 -10.00% $178/sqft |
05/28/2025 Source: | Price Decreased | $1,550,000 -11.43% $198/sqft |
02/26/2025 Source: | Listed for Sale | $1,750,000 -12.50% $224/sqft |
07/26/2024 Source: | Off Market | $2,000,000 +90.48% $256/sqft |
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