6 Old County Rd 37, Sudbury — property record card
Residential Condominium built in 2011 in Sudbury, assessed at $27,294,000 for fiscal year 2026; last sold for $1,080,000 on March 17, 2025.
Rebuilt from the Sudbury assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Sudbury assessor’s office.
Parcel
| Location | 6 Old County Rd 37, Sudbury MA 01776 |
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| Map and parcel ID | K11-0202 K11-0202-0-37 |
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| Use | Residential Condominium (use code 102) |
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| Zoning | RESA |
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| County | Middlesex |
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Valuation — fiscal year 2026
| Building | $27,294,000 |
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| Land | $0 |
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| Total assessed | $27,294,000 |
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Building
| Year built | 2011 |
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| Style | CONDO-TNHS |
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| Living area | 2,528 ft² |
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| Stories | 2 |
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| Units | 37 |
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Last recorded sale
| Price | $1,080,000 |
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| Date | March 17, 2025 |
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| Deed | Registry of Deeds book 83865, page 566 |
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37 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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| 6 Old County Rd 1 | K11-0202-0-01 | Residential Condominium | $983,100 | $1,025,000
July 17, 2023 |
| 6 Old County Rd 2 | K11-0202-0-02 | Residential Condominium | $256,000 | $158,000
December 18, 2008 |
| 6 Old County Rd 3 | K11-0202-0-03 | Residential Condominium | $947,100 | $1,080,000
March 17, 2025 |
| 6 Old County Rd 4 | K11-0202-0-04 | Residential Condominium | $981,600 | nominal ($1)
April 26, 2024 |
| 6 Old County Rd 5 | K11-0202-0-05 | Residential Condominium | $799,800 | $729,000
June 18, 2021 |
| 6 Old County Rd 6 | K11-0202-0-06 | Residential Condominium | $280,500 | $190,000
June 30, 2010 |
| 6 Old County Rd 7 | K11-0202-0-07 | Residential Condominium | $832,500 | $539,900
March 16, 2011 |
| 6 Old County Rd 8 | K11-0202-0-08 | Residential Condominium | $1,002,800 | $585,000
May 12, 2010 |
| 6 Old County Rd 9 | K11-0202-0-09 | Residential Condominium | $968,700 | nominal ($100)
May 3, 2019 |
| 6 Old County Rd 10 | K11-0202-0-10 | Residential Condominium | $788,000 | $1,025,000
June 10, 2024 |
| 6 Old County Rd 11 | K11-0202-0-11 | Residential Condominium | $256,000 | $232,972
January 25, 2021 |
| 6 Old County Rd 12 | K11-0202-0-12 | Residential Condominium | $971,900 | $775,000
June 27, 2019 |
| 6 Old County Rd 13 | K11-0202-0-13 | Residential Condominium | $964,800 | $665,000
August 31, 2010 |
| 6 Old County Rd 14 | K11-0202-0-14 | Residential Condominium | $843,300 | $559,000
August 23, 2010 |
| 6 Old County Rd 15 | K11-0202-0-15 | Residential Condominium | $975,500 | $810,000
November 13, 2020 |
| 6 Old County Rd 16 | K11-0202-0-16 | Residential Condominium | $964,800 | $1,020,000
July 27, 2023 |
| 6 Old County Rd 17 | K11-0202-0-17 | Residential Condominium | $256,000 | $168,500
August 23, 2011 |
| 6 Old County Rd 18 | K11-0202-0-18 | Residential Condominium | $945,100 | $747,500
November 1, 2019 |
| 6 Old County Rd 19 | K11-0202-0-19 | Residential Condominium | $983,000 | nominal ($1)
February 27, 2023 |
| 6 Old County Rd 20 | K11-0202-0-20 | Residential Condominium | $256,000 | $168,500
September 9, 2011 |
| 6 Old County Rd 21 | K11-0202-0-21 | Residential Condominium | $954,400 | $772,500
January 17, 2019 |
| 6 Old County Rd 22 | K11-0202-0-22 | Residential Condominium | $892,100 | $920,000
July 27, 2023 |
| 6 Old County Rd 23 | K11-0202-0-23 | Residential Condominium | $256,000 | $158,000
June 5, 2009 |
| 6 Old County Rd 24 | K11-0202-0-24 | Residential Condominium | $735,400 | $509,900
December 4, 2008 |
| 6 Old County Rd 25 | K11-0202-0-25 | Residential Condominium | $921,100 | $667,450
October 24, 2017 |
| 6 Old County Rd 26 | K11-0202-0-26 | Residential Condominium | $967,500 | $750,000
August 13, 2018 |
| 6 Old County Rd 27 | K11-0202-0-27 | Residential Condominium | $788,200 | $715,000
December 15, 2020 |
| 6 Old County Rd 28 | K11-0202-0-28 | Residential Condominium | $251,800 | $220,652
December 18, 2019 |
| 6 Old County Rd 29 | K11-0202-0-29 | Residential Condominium | $941,200 | $780,000
August 31, 2020 |
| 6 Old County Rd 30 | K11-0202-0-30 | Residential Condominium | $955,300 | $749,999
May 15, 2018 |
| 6 Old County Rd 31 | K11-0202-0-31 | Residential Condominium | $821,000 | $582,500
January 29, 2019 |
| 6 Old County Rd 32 | K11-0202-0-32 | Residential Condominium | $284,500 | $188,000
August 9, 2011 |
| 6 Old County Rd 33 | K11-0202-0-33 | Residential Condominium | $982,000 | $776,000
August 29, 2017 |
| 6 Old County Rd 34 | K11-0202-0-34 | Residential Condominium | $256,000 | $172,000
December 23, 2010 |
| 6 Old County Rd 35 | K11-0202-0-35 | Residential Condominium | $256,000 | nominal ($1)
March 2, 2011 |
| 6 Old County Rd 36 | K11-0202-0-36 | Residential Condominium | $772,100 | $541,500
April 5, 2013 |
| 6 Old County Rd 37 | K11-0202-0-37 | Residential Condominium | $1,002,900 | $770,000
July 20, 2020 |
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 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: Sudbury 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 6 Old County Rd 37
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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Order the report