166 Hillside Rd, Westfield — property record card
Residential Condominium built in 1988 in Westfield, assessed at $7,968,700 for fiscal year 2025; last sold for $200,000 on September 23, 2024.
Rebuilt from the Westfield assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Westfield assessor’s office.
Parcel
| Location | 166 Hillside Rd, Westfield MA 01085 |
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| Map and parcel ID | 14_R_22_7 |
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| Use | Residential Condominium (use code 1020) |
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| County | Hampden |
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Valuation — fiscal year 2025
| Building | $7,968,600 |
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| Land | $0 |
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| Other | $100 |
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| Total assessed | $7,968,700 |
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Building
| Year built | 1988 |
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| Style | TOWNHOUSE |
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| Living area | 782 ft² |
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| Rooms | 4 |
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| Units | 8 |
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Last recorded sale
| Price | $200,000 |
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| Date | September 23, 2024 |
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| Deed | Registry of Deeds book 25583, page 0047 |
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8 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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| 166 Hillside Rd | 14_R_22_1 | Residential Condominium | $1,002,400 | $157,000 April 2, 2007 |
| 166 Hillside Rd | 14_R_22_2 | Residential Condominium | $1,011,200 | $48,312 March 24, 2022 |
| 166 Hillside Rd | 14_R_22_4 | Residential Condominium | $1,011,200 | $209,000 April 29, 2022 |
| 166 Hillside Rd | 14_R_22_5 | Residential Condominium | $973,800 | $200,000 September 23, 2024 |
| 166 Hillside Rd | 14_R_22_6 | Residential Condominium | $1,011,200 | nominal ($1) November 2, 2020 |
| 166 Hillside Rd | 14_R_22_8 | Residential Condominium | $973,800 | $79,500 November 14, 1996 |
| 166 Hillside Rd | 14_R_22_3 | Residential Condominium | $973,800 | $157,000 June 30, 2008 |
| 166 Hillside Rd | 14_R_22_7 | Residential Condominium | $1,011,300 | $241,000 September 13, 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 254% above the median residential condominium in Westfield ($2,253,400, 95 parcels).
- The last sale price is 97% 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: Westfield 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 166 Hillside Rd
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.
$19card · PDF within 24 h · you pay after receiving itSee the sample (PDF)
Order the report