661 Main St #661 Millis — Photo 1 of 37
$630,000
Investment Analysis — 661 Main St #661
Millis, MA 02054
Based on HUD Small Area Fair Market Rent for Boston-Cambridge-Quincy, MA-NH HUD Metro FMR Area, a 3-bedroom in 02054 carries an estimated $3,090/mo in gross rent — about a 3.11% cap rate and $19,600/yr in estimated NOI at the $630,000 list price. Adjust every assumption in the calculator below.
Beds
3
Baths
2.5
SqFt
2,968
Style
Condominium
Built
1974
661 Main St is a three level townhouse/condo in Millis, built in 1974 on a 21,783-square-foot lot. No Condo Fees. The adjacent units share landscaping and water costs, while master insurance is split 75/25, with this unit responsible for 75% due to its greater square footage. The kitchen includes a center island, quartz countertops, and stainless steel appliances, providing space for meal preparation. The main living area is anchored by a fireplace with a stone surround, adding warmth beneath a vaulted ceiling. The primary bedroom includes a walk-in closet for convenient storage and organization, along with an attached bathroom. A back deck and paver patio extend the living space outdoors, overlooking a grassy yard bordered by mature trees. An attached two-car garage completes this practical residence with functional living spaces throughout.
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 MLS and other third-party data may be inaccurate or out of date.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.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Range • Dishwasher • Microwave • Refrigerator • Washer • Dryer
Geography
Property History
$630,000
Aug 5, 2026
MLS® 73559807
$650,000
Oct 28, 2025
MLS® 73391333
$650,000
Jun 16, 2025
MLS® 73391333
$659,900
Jun 12, 2025
MLS® 73357136
$659,900
Apr 9, 2025
MLS® 73357136
Listing Agent: Daniel Beirne
Listing Office: OpenDoor Brokerage LLC
MLS® Number: 73559807