255 -101 Winter St, Waltham — property record card
Residential Condominium built in 2009 in Waltham, assessed at $14,702,700 for fiscal year 2026; last sold for $589,000 on October 30, 2025.
Rebuilt from the Waltham assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Waltham assessor’s office.
Parcel
| Location | 255 -101 Winter St |
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| Map and parcel ID | R031 001 0004 101 |
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| Use | Residential Condominium (use code 102) |
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| County | Middlesex |
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Valuation — fiscal year 2026
| Building | $14,702,700 |
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| Land | $0 |
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| Total assessed | $14,702,700 |
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Building
| Year built | 2009 |
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| Style | CONDO-GRDN |
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| Living area | 1,426 ft² |
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| Rooms | 4 |
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| Stories | 2 |
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| Units | 24 |
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Last recorded sale
| Price | $589,000 |
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| Date | October 30, 2025 |
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| Deed | Registry of Deeds book 84809, page 89 |
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24 assessor accounts on this parcel
Condominium units or several buildings share one parcel; each has its own assessment.
| Address | Account | Use | Assessed | Last sale |
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| 255 -101 Winter St | R031 001 0004 101 | Residential Condominium | $726,600 | $610,000 June 7, 2021 |
| 255 -102 Winter St | R031 001 0004 102 | Residential Condominium | $713,200 | $470,000 May 27, 2016 |
| 255 -103 Winter St | R031 001 0004 103 | Residential Condominium | $638,200 | $353,000 November 16, 2009 |
| 255 -104 Winter St | R031 001 0004 104 | Residential Condominium | $329,200 | $289,100 February 7, 2025 |
| 255 -105 Winter St | R031 001 0004 105 | Residential Condominium | $714,200 | $625,000 December 10, 2021 |
| 255 -106 Winter St | R031 001 0004 106 | Residential Condominium | $726,300 | $390,000 October 27, 2009 |
| 255 -107 Winter St | R031 001 0004 107 | Residential Condominium | $703,900 | $380,000 September 30, 2009 |
| 255 -108 Winter St | R031 001 0004 108 | Residential Condominium | $687,000 | $595,000 July 7, 2021 |
| 255 -109 Winter St | R031 001 0004 109 | Residential Condominium | $653,100 | $450,000 May 28, 2015 |
| 255 -110 Winter St | R031 001 0004 110 | Residential Condominium | $306,000 | $175,000 March 24, 2011 |
| 255 -111 Winter St | R031 001 0004 111 | Residential Condominium | $687,000 | $605,000 December 16, 2021 |
| 255 -112 Winter St | R031 001 0004 112 | Residential Condominium | $694,100 | $458,000 May 30, 2014 |
| 255 -301 Winter St | R031 001 0004 301 | Residential Condominium | $612,400 | $355,000 July 28, 2010 |
| 255 -302 Winter St | R031 001 0004 302 | Residential Condominium | $550,900 | $589,000 October 30, 2025 |
| 255 -303 Winter St | R031 001 0004 303 | Residential Condominium | $540,700 | $325,000 November 15, 2010 |
| 255 -304 Winter St | R031 001 0004 304 | Residential Condominium | $612,400 | nominal ($1) September 29, 2022 |
| 255 -305 Winter St | R031 001 0004 305 | Residential Condominium | $622,300 | $630,000 September 18, 2025 |
| 255 -306 Winter St | R031 001 0004 306 | Residential Condominium | $554,400 | $486,000 October 2, 2020 |
| 255 -307 Winter St | R031 001 0004 307 | Residential Condominium | $538,200 | $325,000 February 26, 2010 |
| 255 -308 Winter St | R031 001 0004 308 | Residential Condominium | $622,300 | $485,000 October 28, 2016 |
| 255 -401 Winter St | R031 001 0004 401 | Residential Condominium | $617,400 | $700,000 June 27, 2025 |
| 255 -402 Winter St | R031 001 0004 402 | Residential Condominium | $629,400 | $489,000 October 30, 2014 |
| 255 -403 Winter St | R031 001 0004 403 | Residential Condominium | $640,700 | $526,000 July 31, 2017 |
| 255 -404 Winter St | R031 001 0004 404 | Residential Condominium | $582,800 | $600,000 February 28, 2024 |
What MassDEP has recorded
No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.
What this means
- Assessed 762% above the median residential condominium in Waltham ($1,705,450, 642 parcels).
- The last sale price is 96% below the current assessment. Massachusetts assessments aim at full market value as of January 1 of the year before the fiscal year.
Point at the centre of the assessor parcel — not a survey.
Data: Waltham assessor file for fiscal year 2026, via MassGIS, retrieved October 30, 2026; MassDEP sites retrieved the same day. Sources and freshness. No owner names are published.

The report for 255 -101 Winter St
This page shows the assessor record and the MassDEP sites on the parcel. The report adds what lies around it: FEMA flood zone, wetlands, Zone II and other water supply protection areas, priority habitat, sewer or septic service, protected open space, and every 21E site within half a mile.
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