135 Willow Ave #10, Somerville — property record card
Residential Condominium built in 2006 in Somerville, assessed at $9,152,297 for fiscal year 2025; last sold for $925,000 on September 8, 2023.
Rebuilt from the Somerville assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Somerville assessor’s office.
Parcel
| Location | 135 Willow Ave #10, Somerville MA 02144 |
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| Map and parcel ID | 28-J-1 28_J_1_10 |
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| Use | Residential Condominium (use code 1020) |
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| Zoning | UR |
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| County | Middlesex |
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Valuation — fiscal year 2025
| Building | $9,152,297 |
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| Land | $0 |
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| Total assessed | $9,152,297 |
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Building
| Year built | 2006 |
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| Style | Three decker |
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| Living area | 1,637 ft² |
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| Rooms | 5 |
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| Units | 10 |
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Last recorded sale
| Price | $925,000 |
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| Date | September 8, 2023 |
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| Deed | Registry of Deeds book 81976, page 0221 |
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10 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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| 135 Willow Ave | 28_J_1_1 | Residential Condominium | $188,197 | $188,197 August 1, 2018 |
| 135 Willow Ave #2 | 28_J_1_2 | Residential Condominium | $923,000 | $583,000 November 21, 2014 |
| 135 Willow Ave #3 | 28_J_1_3 | Residential Condominium | $865,800 | $925,000 September 8, 2023 |
| 135 Willow Ave #4 | 28_J_1_4 | Residential Condominium | $798,800 | $780,000 May 16, 2022 |
| 135 Willow Ave #5 | 28_J_1_5 | Residential Condominium | $985,200 | nominal ($1) February 10, 2017 |
| 135 Willow Ave #6 | 28_J_1_6 | Residential Condominium | $928,200 | $1,000,000 October 28, 2022 |
| 135 Willow Ave #7 | 28_J_1_7 | Residential Condominium | $1,133,700 | $1,085,000 December 17, 2021 |
| 135 Willow Ave #8 | 28_J_1_8 | Residential Condominium | $1,017,600 | $900,000 June 1, 2021 |
| 135 Willow Ave #9 | 28_J_1_9 | Residential Condominium | $1,080,700 | nominal ($1) July 23, 2020 |
| 135 Willow Ave #10 | 28_J_1_10 | Residential Condominium | $1,231,100 | $1,200,000 April 28, 2022 |
What MassDEP has recorded
- RTN 3-0025661 — No Location Aid, tier classified (active), status TIER1D · MassDEP file
- RTN 3-0025956 — No Location Aid, tier classified (active), status TIER1D · MassDEP file
Within about 500 m (a third of a mile): 3 active tier-classified 21E sites and 3 sites with an Activity and Use Limitation. All MassDEP sites in Somerville.
What this means
- Assessed 389% above the median residential condominium in Somerville ($1,872,900, 1,936 parcels).
- A tier-classified site is a release still being cleaned up under the Massachusetts Contingency Plan; the MassDEP file shows the stage reached.
Point at the centre of the assessor parcel — not a survey.
Data: Somerville 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 135 Willow Ave #10
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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