Investment Analysis — 451 Wellesley St

Weston, MA 02493

Based on HUD Small Area Fair Market Rent for Boston-Cambridge-Quincy, MA-NH HUD Metro FMR Area, a 5-bedroom in 02493 carries an estimated $4,010/mo in gross rent — about a -0.15% cap rate and $-7,416/yr in estimated NOI at the $4,800,000 list price. Adjust every assumption in the calculator below.

View Standard Listing

Beds

Baths

6.5

SqFt

12,144

Style

Single Family

Built

1997

Set on 5.6 private acres on Weston’s highly desirable south side, this impressive estate offers exceptional privacy and timeless appeal. Tucked at the end of a long, winding driveway, this Federal Colonial blends classic architecture with comfortable living, featuring sun-filled interiors, a dramatic two-story family room with fireplace, a bright sunroom, and a stylish home office. The flexible layout includes a first-floor bedroom suite ideal for guests, while upstairs offers five bedrooms, including a spacious primary suite with fireplace, luxurious bath, dressing area, and multiple walk-in closets, along with four additional bedrooms and three full baths. The finished walk-out lower level with a separate entrance includes a kitchen, bedroom, full bath, exercise and media rooms—perfect for extended living or entertaining. Complete with a five-car garage and located just minutes from the state’s top public schools, with convenient access to Boston.

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 12,144 sq ft principal dwelling). Lot size: 245,566 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.