637 Mason Rd Ashby — Photo 1 of 42
Recent Drop: $75,100
$949,900
Investment Analysis — 637 Mason Rd
Ashby, MA 01431
Based on HUD Small Area Fair Market Rent for Boston-Cambridge-Quincy, MA-NH HUD Metro FMR Area, a 4-bedroom in 01431 carries an estimated $3,420/mo in gross rent — about a 1.84% cap rate and $17,485/yr in estimated NOI at the $949,900 list price. Adjust every assumption in the calculator below.
Beds
4
Baths
2.5
SqFt
2,770
Style
Single Family
Built
2022
Built in 2022, you will find an extraordinary Modern Farmhouse in the beautiful town of Ashby that stands out among the rest. The 1st floor primary suite features a walking in closet, a soaking tub with jets, marble tile, double vanity with quartz counter-tops, and ample room to rest and relax. The open concept living room, dining room, and kitchen features cathedral ceilings, Hickory Hardwood floors, and plenty of natural light. The kitchen is made for entertaining and offers a large kitchen island with seating, 36 “induction cooktop, Custom Cabinets, a farmers sink, and top brand appliances. 1st floor office with a barn door and 3 Additional rooms on the second floor with a spacious bathroom with a double vanity. Upgraded oversized black windows, Farmers porch with composite decking, Accent Batten Siding, 1st floor laundry, oversized 3 car garage, irrigation, propane fireplace, electric blinds, and a beautiful composite deck for entertaining and grilling. This is a Must See
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 2,770 sq ft principal dwelling). Lot size: 80,150 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
Electric Water Heater • Water Heater • Range • Dishwasher • Microwave • Water Treatment • ENERGY STAR Qualified Refrigerator
Neighborhood
Conservation Area
Geography
Floorplan Breakdown
Structural Layout
Living Room
Lvl Main,First27.1 x 27
Cathedral Ceiling(s), Flooring - Hardwood, Deck - Exterior, Exterior Access, Open Floorplan, Recessed Lighting, Remodeled, Lighting - Overhead
Dining Room
Lvl First11.2 x 10.1
Flooring - Hardwood, Lighting - Pendant
Kitchen
Lvl Main,First12.1 x 16.1
Bathroom - Half, Cathedral Ceiling(s), Flooring - Hardwood, Dining Area, Pantry, Countertops - Stone/Granite/Solid, Countertops - Upgraded, Kitchen Island, Cabinets - Upgraded, Open Floorplan, Recessed Lighting
Office
Lvl First11 x 9.8
Closet, Flooring - Hardwood
Master Bedroom
Lvl First17.7 x 12.1
Bathroom - Full, Walk-In Closet(s), Closet, Recessed Lighting, Remodeled
Bedroom 2
Lvl Second23.3 x 12.1
Bedroom 3
Lvl Second11.2 x 14
Closet, Flooring - Wall to Wall Carpet
Bedroom 4
Lvl Second11 x 9.11
Closet, Flooring - Wall to Wall Carpet
Bathroom 1
Lvl Main,First21.2 x 10.5
Bathroom - Full, Bathroom - Double Vanity/Sink, Bathroom - With Shower Stall, Ceiling Fan(s), Closet, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Countertops - Upgraded, Jacuzzi / Whirlpool Soaking Tub, Cabinets - Upgraded, Double Vanity, Recessed Lighting, Remodeled, Soaking Tub
Bathroom 2
Lvl First5.6 x 6.11
Bathroom - Half, Flooring - Hardwood, Flooring - Stone/Ceramic Tile
Bathroom 3
Lvl Second21 x 9.11
Bathroom - Full, Bathroom - With Tub & Shower, Flooring - Stone/Ceramic Tile, Double Vanity, Recessed Lighting
Property History
$949,900
Was $965,000
Jul 9, 2026
MLS® 73484641
$965,000
Was $975,000
Jun 19, 2026
MLS® 73484641
$975,000
Was $999,900
May 27, 2026
MLS® 73484641
$999,900
Was $1,025,000
Mar 27, 2026
MLS® 73484641
$1,025,000
Mar 10, 2026
MLS® 73484641
$1,025,000
Dec 3, 2025
MLS® 73440994
$1,025,000
Oct 8, 2025
MLS® 73440994
Listing Agent: Matt Straight
Listing Office: Coldwell Banker Realty - Leominster
MLS® Number: 73484641
