Investment Analysis — 641 Chestnut Hill Avenue

Brookline, MA 02445

Based on HUD Small Area Fair Market Rent for Boston-Cambridge-Quincy, MA-NH HUD Metro FMR Area, a 4-bedroom in 02445 carries an estimated $5,240/mo in gross rent — about a 1.57% cap rate and $37,666/yr in estimated NOI at the $2,395,000 list price. Adjust every assumption in the calculator below.

View Standard Listing

Beds

Baths

3.5

SqFt

2,800

Style

Single Family

Built

2026

Exceptional opportunity in sought-after Chestnut Hill! Completely rebuilt from the studs up, this beautifully reimagined residence delivers the style, quality and comfort of new construction with sophisticated finishes throughout. Thoughtfully designed across four finished levels, the home offers a flexible, modern layout ideal for both everyday living and entertaining.The main level features an open, light-filled design centered around a beautifully appointed kitchen with upscale finishes and seamless flow to the dining and living areas. The upper levels offer generously sized bedrooms, including a private primary suite designed as a relaxing retreat with a beautifully finished en-suite bath. Additional bedrooms and well-appointed baths provide plenty of space for family, guests or a home office, while the finished lower level adds valuable flexibility for a family room, fitness space, playroom or additional entertaining area.Every level reflects the attention to detail of this extensive transformation, combining modern design, quality craftsmanship and today’s desired finishes with the character of an established Brookline neighborhood.Ideally situated in Chestnut Hill, just minutes from scenic Brookline Reservoir Park and convenient to shopping, dining, public transportation, major routes and Boston. A rare opportunity to enjoy the beauty, efficiency and finishes of a complete luxury rebuild in one of Brookline’s most desirable settings.

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 2,800 sq ft principal dwelling). Lot size: 2,568 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.