20 College Farm Rd Waltham — Photo 1 of 30
$1,299,900
Investment Analysis — 20 College Farm Rd
Waltham, MA 02451
Based on HUD Small Area Fair Market Rent for Boston-Cambridge-Quincy, MA-NH HUD Metro FMR Area, a 4-bedroom in 02451 carries an estimated $4,660/mo in gross rent — about a 2.59% cap rate and $33,710/yr in estimated NOI at the $1,299,900 list price. Adjust every assumption in the calculator below.
Beds
4
Baths
4.5
SqFt
3,150
Style
Single Family
Built
2022
Discover this high-quality 2023 new-construction colonial in Waltham’s desirable North Waltham locale near MacArthur Elementary. This 4-bed, 4.5-bath, 3,150 sq ft home offers an elegant open layout featuring a beautiful island kitchen with stone countertops and stainless appliances, a spacious living room with natural-gas fireplace and custom built-ins, and a formal dining room with slider leading to a private, fenced yard and entertainment area. Three second-floor bedrooms each include private full baths, while a flexible first-floor bedroom or office with its own full bath and kitchenette adds versatility for guests or generational living. Enjoy hardwood flooring throughout, recessed lighting, dual-zone gas heating and central air, plus a two-car garage and ample parking. Conveniently located near parks, Hardy Pond, shops, public transit, and offering quick access to Rte 128, Rte 2, and the Mass Pike—a perfect blend of comfort, quality, and commuter convenience. OPEN HOUSE SATURDAY 12:30-2 and SUNDAY 11:30-12:30!
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 3,150 sq ft principal dwelling). Lot size: 4,552 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.
Open Houses
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Gas Water Heater • Range • Dishwasher • Disposal • Refrigerator
Neighborhood
Public Transportation • Shopping • Park • Medical Facility • Conservation Area • Highway Access
Geography
Floorplan Breakdown
Structural Layout
Living Room
Lvl First23 x 18
Closet/Cabinets - Custom Built, Flooring - Hardwood, Recessed Lighting, Crown Molding
Dining Room
Lvl First15 x 11
Flooring - Hardwood, Slider, Crown Molding
Kitchen
Lvl First13 x 15
Flooring - Hardwood, Countertops - Stone/Granite/Solid, Kitchen Island, Recessed Lighting
Master Bedroom
Lvl Second22 x 13
Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood, Recessed Lighting
Bedroom 2
Lvl Second16 x 11
Bedroom 3
Lvl Second16 x 12
Bathroom - Full, Walk-In Closet(s), Closet
Bedroom 4
Lvl Basement21 x 14
Bathroom - Full, Closet, Flooring - Stone/Ceramic Tile
Bathroom 1
Lvl First8 x 8
Bathroom - Half, Flooring - Stone/Ceramic Tile
Bathroom 2
Lvl Second6 x 5
Bathroom - Full, Bathroom - Tiled With Shower Stall, Flooring - Stone/Ceramic Tile
Bathroom 3
Lvl Second9 x 8
Bathroom - Full, Bathroom - Tiled With Shower Stall, Flooring - Stone/Ceramic Tile
Property History
$1,299,900
Sep 10, 2026
MLS® 73575769
$1,299,900
Aug 17, 2026
MLS® 73506081
$1,299,900
Apr 22, 2026
MLS® 73506081
Listing Agent: Brian J. Fitzpatrick
Listing Office: Coldwell Banker Realty - Waltham
MLS® Number: 73575769
