90 Putnam Avenue # 3, Cambridge MA 02139
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20% down, a 30-year loan at 6.5%, and $200/month estimated insurance.
Includes the supplied property-tax and HOA inputs; missing inputs contribute $0. HOA fees with an unspecified frequency are treated as monthly. PMI and closing costs are excluded.
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About this home
Set in a distinctive Greek Revival building in the much-sought-after Riverside neighborhood, this two-level penthouse is just minutes from Harvard Square and the Charles River. A private entrance leads to a sun-filled, open-plan living and dining area, with near-floor-to-ceiling windows and direct access to a private deck. The tucked-away kitchen has been newly renovated with quality appliances, quartz countertops, and ample painted cabinetry. The main level also features a comfortable bedroom with an ensuite bath. Upstairs, the two additional bedrooms have high ceilings and exposed wooden beams, while a second updated bathroom includes a large skylight. Adjustable electric baseboard heating, oak hardwood floors, in-unit laundry, two parking spaces, and an exclusive-use front patio add to the appeal. Enjoy easy access to vibrant dining, local shops, the MBTA Red Line, Whole Foods, and Trader Joe’s.
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Listed for Sale
Oct 13, 2026Previous Transaction - MLS #73046415
Previously Sold
Dec 22, 2022| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 10/13/2026 | 🏠 Listed for Sale | $1,200,000 | - | - | Original listing |
| 12/22/2022 | 🏷️ Previously Sold | $900,000 | - | - | MLS #73046415 |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2026 | $2,869 | $930,700 |
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Riverside
90 Putnam Avenue # 3, Cambridge MA 02139
Cambridge, MA 02139
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