611 Washington Street Unit 204, Wellesley — property record card
Residential Condominium built in 1978 in Wellesley, assessed at $13,779,000 for fiscal year 2026; last sold for $1,050,000 on December 23, 2025.
Rebuilt from the Wellesley assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Wellesley assessor’s office.
Parcel
| Location | 611 Washington Street Unit 204 |
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| Map and parcel ID | 124-50 124-50-204 |
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| Use | Residential Condominium (use code 102) |
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| County | Norfolk |
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Valuation — fiscal year 2026
| Building | $13,779,000 |
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| Land | $0 |
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| Total assessed | $13,779,000 |
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Building
| Year built | 1978 |
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| Style | Condo |
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| Living area | 2,992 ft² |
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| Rooms | 5 |
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| Stories | 2 |
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Last recorded sale
| Price | $1,050,000 |
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| Date | December 23, 2025 |
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| Deed | Registry of Deeds book 42850, page 416 |
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13 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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| 609 Washington Street Unit 301 | 124-50-301 | Residential Condominium | $1,131,000 | $1,050,000 January 12, 2024 |
| 609 Washington Street Unit 302 | 124-50-302 | Residential Condominium | $1,193,000 | $639,999 September 19, 2013 |
| 609 Washington Street Unit 303 | 124-50-303 | Residential Condominium | $918,000 | $1,050,000 December 23, 2025 |
| 609 Washington Street Unit 304 | 124-50-304 | Residential Condominium | $941,000 | $284,000 September 1, 1994 |
| 611 Washington Street Unit 201 | 124-50-201 | Residential Condominium | $1,059,000 | nominal ($100) December 5, 2013 |
| 611 Washington Street Unit 202 | 124-50-202 | Residential Condominium | $1,007,000 | $900,000 June 2, 2021 |
| 611 Washington Street Unit 203 | 124-50-203 | Residential Condominium | $918,000 | $338,500 October 31, 1997 |
| 611 Washington Street Unit 204 | 124-50-204 | Residential Condominium | $1,207,000 | $800,000 August 30, 2019 |
| 617 Washington Street Unit 101 | 124-50-101 | Residential Condominium | $1,186,000 | $700,000 March 4, 2013 |
| 617 Washington Street Unit 102 | 124-50-102 | Residential Condominium | $991,000 | nominal ($100) July 13, 2018 |
| 617 Washington Street Unit 103 | 124-50-103 | Residential Condominium | $1,193,000 | $1,400,000 August 20, 2024 |
| 617 Washington Street Unit 104 | 124-50-104 | Residential Condominium | $918,000 | $665,000 January 31, 2014 |
| 617 Washington Street Unit 105 | 124-50-105 | Residential Condominium | $1,117,000 | nominal ($1) November 8, 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 266% above the median residential condominium in Wellesley ($3,763,000, 68 parcels).
- The last sale price is 92% 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: Wellesley 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 611 Washington Street Unit 204
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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