27 Ash St Hopkinton — Photo 1 of 42
Recent Drop: $50,100
$2,599,900
Investment Analysis — 27 Ash St
Hopkinton, MA 01748
Based on HUD Small Area Fair Market Rent for Boston-Cambridge-Quincy, MA-NH HUD Metro FMR Area, a 5-bedroom in 01748 carries an estimated $4,260/mo in gross rent — about a 1.10% cap rate and $28,548/yr in estimated NOI at the $2,599,900 list price. Adjust every assumption in the calculator below.
Beds
5
Baths
4.5
SqFt
4,632
Style
Single Family
Built
1790
Master craftsman Brian Gassett has done what few people could do. While maintaining the original historic 1790 colonial home, he has brought it up to the highest 2026 standards while being faithfull to the architectural style of the home. Filled with daylight this 4422 sq ft home has first and second floor primary BR’s. 5 BR total each with walk in closet and 4 full baths. A gorgeous kitchen suitable for entertaining and some serious cooking. FR open to patio and 3 season sun room, DR, pantry, and much more. A stone’s throw from the historic town common this lot is level and totally useable. Ample 3 car garage. Accompanied showings only. Some exterior photos of the lawn have been digitally enhanced. For more photos please go to https://drive.google.com/drive/folders/1bmm7xamJG-ronPTWwdy2KmVd33hTld_T?usp=drive_link
ADU Potential
Massachusetts allows one accessory dwelling unit by right in single-family zoning districts statewide (M.G.L. c. 40A §3; 760 CMR 71.00, effective Feb 2025). Estimated maximum ADU size for this property: 900 sq ft (the lesser of 900 sq ft or half the 4,632 sq ft principal dwelling). Lot size: 36,869 sq ft.
Based on listing data, which indicates the property type — not the zoning district. Local dimensional, septic (Title 5), and historic-district requirements still apply. Not legal advice — verify with the municipality.
Estimates — not financial advice
These figures are illustrative estimates for informational purposes only — not an appraisal, valuation, or guarantee of rent, income, or returns, and not financial, tax, or investment advice. Rent is either the figure reported on the MLS listing — in-place rent that may differ from market and is not verified against the actual leases — or, where the listing reports none, an estimate from HUD Small Area Fair Market Rents, a government benchmark that may differ from actual market rent. Each figure is labelled with its source. Cap rate, NOI, and returns depend on the assumptions shown, which you can change. MLS and other third-party data may be inaccurate or out of date. Verify all figures independently and consult your own financial, tax, and legal advisors before making any investment decision.
Immersive Experience
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Gas Water Heater • Range • Dishwasher • Microwave • Washer • Dryer • Wine Refrigerator • Range Hood
Neighborhood
Public Transportation • Shopping • Park • Walk/Jog Trails
Geography
Floorplan Breakdown
Structural Layout
Dining Room
Lvl FirstFlooring - Hardwood
Kitchen
Lvl FirstFlooring - Hardwood
Family Room
Lvl FirstFlooring - Hardwood
Master Bedroom
Lvl SecondWalk-In Closet(s), Flooring - Hardwood
Bedroom 2
Lvl SecondBedroom 3
Lvl SecondFlooring - Hardwood
Bedroom 4
Lvl SecondFlooring - Hardwood
Bedroom 5
Lvl FirstFlooring - Hardwood
Bathroom 1
Lvl FirstBathroom - Half, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid
Bathroom 2
Lvl SecondBathroom - Full, Bathroom - Tiled With Shower Stall, Bathroom - Tiled With Tub, Flooring - Stone/Ceramic Tile
Bathroom 3
Lvl SecondBathroom - Full, Bathroom - Tiled With Shower Stall, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Double Vanity
Property History
$2,599,900
Was $2,650,000
Aug 6, 2026
MLS® 73542699
$2,650,000
Jun 27, 2026
MLS® 73542699
Listing Agent: My House Partners Team
Listing Office: REMAX Executive Realty
MLS® Number: 73542699