851 Main St, Weymouth — property record card
COMMERCIAL CONDO built in 1983 in Weymouth, assessed at $7,589,000 for fiscal year 2025; last sold for $800,000 on June 11, 2025.
Rebuilt from the Weymouth assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Weymouth assessor’s office.
Parcel
| Location | 851 Main St |
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| Map and parcel ID | 513-9 45_513_9_26 |
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| Use | COMMERCIAL CONDO (use code 3430) |
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| County | Norfolk |
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Valuation — fiscal year 2025
| Building | $7,589,000 |
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| Land | $0 |
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| Total assessed | $7,589,000 |
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Building
| Year built | 1983 |
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| Style | CONDO-OFC |
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| Living area | 1,700 ft² |
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| Stories | 1 |
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| Units | 26 |
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Last recorded sale
| Price | $800,000 |
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| Date | June 11, 2025 |
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| Deed | Registry of Deeds book 42453, page 289 |
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26 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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| 851 Main St | 45_513_9_6 | COMMERCIAL CONDO | $287,900 | |
| 851 Main St | 45_513_9_7 | COMMERCIAL CONDO | $287,900 | |
| 851 Main St | 45_513_9_8 | COMMERCIAL CONDO | $236,300 | $204,216
October 10, 2019 |
| 851 Main St | 45_513_9_9 | COMMERCIAL CONDO | $251,200 | $223,284
October 10, 2019 |
| 851 Main St | 45_513_9_22 | COMMERCIAL CONDO | $251,200 | nominal ($0)
April 6, 2000 |
| 851 Main St | 45_513_9_23 | COMMERCIAL CONDO | $258,500 | $225,000
July 3, 2002 |
| 851 Main St | 45_513_9_24 | COMMERCIAL CONDO | $287,900 | $275,000
June 15, 2020 |
| 851 Main St | 45_513_9_25 | COMMERCIAL CONDO | $287,900 | $230,000
July 15, 2010 |
| 851 Main St | 45_513_9_26 | COMMERCIAL CONDO | $361,600 | $800,000
June 11, 2025 |
| 851 Main St | 45_513_9_11 | COMMERCIAL CONDO | $287,900 | $144,000
March 22, 1985 |
| 851 Main St | 45_513_9_12 | COMMERCIAL CONDO | $287,900 | $144,000
March 22, 1985 |
| 851 Main St | 45_513_9_13 | COMMERCIAL CONDO | $332,300 | $330,000
June 28, 2002 |
| 851 Main St | 45_513_9_14 | COMMERCIAL CONDO | $324,800 | $595,000
March 9, 2010 |
| 851 Main St | 45_513_9_16 | COMMERCIAL CONDO | $324,800 | nominal ($1)
April 15, 2025 |
| 851 Main St | 45_513_9_17 | COMMERCIAL CONDO | $294,500 | nominal ($0)
March 15, 2013 |
| 851 Main St | 45_513_9_18 | COMMERCIAL CONDO | $287,900 | $235,000
January 16, 2018 |
| 851 Main St | 45_513_9_19 | COMMERCIAL CONDO | $251,200 | $480,000
July 1, 2013 |
| 851 Main St | 45_513_9_20 | COMMERCIAL CONDO | $332,300 | $480,000
July 1, 2013 |
| 851 Main St | 45_513_9_21 | COMMERCIAL CONDO | $236,300 | nominal ($0)
April 6, 2000 |
| 851 Main St | 45_513_9_1 | COMMERCIAL CONDO | $324,800 | |
| 851 Main St | 45_513_9_2 | COMMERCIAL CONDO | $317,400 | nominal ($0)
November 24, 2009 |
| 851 Main St | 45_513_9_3 | COMMERCIAL CONDO | $324,800 | nominal ($0)
November 24, 2009 |
| 851 Main St | 45_513_9_5 | COMMERCIAL CONDO | $287,900 | |
| 851 Main St | 45_513_9_15 | COMMERCIAL CONDO | $317,400 | $595,000
March 9, 2010 |
| 851 Main St | 45_513_9_10 | COMMERCIAL CONDO | $258,500 | $250,000
November 22, 2024 |
| 851 Main St | 45_513_9_4 | COMMERCIAL CONDO | $287,900 | $110,000
December 24, 2014 |
What MassDEP has recorded
No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.
What this means
- The last sale price is 89% 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: Weymouth assessor file for fiscal year 2025, via MassGIS, retrieved October 30, 2026; MassDEP sites retrieved the same day. Sources and freshness. No owner names are published.
The report for 851 Main 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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