Legal 3-family Investment Opportunity | Watertown Square & Cushing Square in Belmont! Investors or owner occupants looking to offset expenses with strong existing tenancy. All 3 units, approx. 5,300 SqFt, currently rented generating over $115K/year in rental income. Unit 1: 3-level townhouse-style residence with 3 beds, 2 full baths, central A/C, 4 parking spaces & access to a private fenced-in outdoor space. Unit 2: Bi-level condo-style residence spanning the 2nd & 3rd floors with 3 beds + office, 2 full baths, central A/C in the primary bedroom & 2 parking spaces. Unit 3: 1st floor + lower-level condo-style residence with 1-bedroom, XL bonus room, 1.5 baths & 3 tandem parking spaces. High ceilings & generous storage throughout all 3 units. Separate utilities & private laundry in each unit; common water + shared storage shed. Convenient access to Boston/Cambridge, Newton/Waltham, MBTA bus & nearby Waverley commuter train, close to restaurants, shops, parks/ trails & Charles Riverway.
| Units | 3 |
| Living area | 5,347 sqft |
| Lot size | 7,040 sqft |
| Year built | 1900 |
| Price / sqft | $337 |
| County | Middlesex |
| MLS # | 73524143 |
| Days on market | 4 days |
| Listed on | May 26, 2026 |
| Annual property tax | $17,258 |
| Tax year | 2025 |
| Assessed value | $1,477,600 |
| Zoning | S-6 |
| Gross income (actual) | $115,200/yr |
| Net operating income (actual) | $115,200/yr |
| Total actual rent | $9,600/mo |
| Stories | 7 |
| Total rooms | 21 |
| Lot size | 0.16 acres |
| Garage spaces | 0 |
| Parking spaces | 9 |
| Parking | Paved Drive, Off Street, Paved |
| Basement | Full, Finished, Partially Finished, Walk-Out Access, Interior Entry, Concrete, Unfinished |
| Foundation | Concrete Perimeter, Stone |
| Flooring | Wood, Tile, Carpet, Hardwood, Stone/Ceramic Tile |
| Heating | Baseboard, Natural Gas, Unit Control |
| Cooling | Central Air, Unit Control, Other, None |
| Sewer | Public Sewer |
| Water | Public |
| Utilities | for Gas Range, for Electric Dryer, Washer Hookup |
| Appliances | Range, Dishwasher, Disposal, Trash Compactor, Microwave, Refrigerator, Washer, Dryer, Freezer, Range Hood |
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Listing courtesy of Coldwell Banker Realty - Boston — Erika Tarlow. Listing data © MLS PIN.
Auto-generated from the listing data — richer AI answers coming with the live site.
It is a 3-unit multi-family property with 5,347 sqft of living area, built in 1900.
28 Oliver St, Watertown MA 02472 has been listed for 4 days (since May 26, 2026).
Based on area median rents, the estimated cap rate is about 3.6%, with a Signal Score of 68/100. These are directional estimates, not an appraisal.
At a list price of $1,800,000 across 3 units, that works out to roughly $600,000 per unit.
Annual property taxes are $17,258 (2025), on an assessed value of $1,477,600.
At $1,800,000 for 5,347 sqft, that's about $337 per square foot.
9 total parking spaces (paved drive, off street, paved).
28 Oliver St, Watertown MA 02472 is in Watertown, Middlesex County, MA 02472.