500 West St #1, Amherst — property record card
Residential Condominium built in 1955 on 0.18 acres in Amherst, assessed at $6,493,200 for fiscal year 2026; last sold for $325,000 on December 10, 2025.
Rebuilt from the Amherst assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Amherst assessor’s office.
Parcel
| Location | 500 West St #1, Amherst MA 01002 |
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| Map and parcel ID | 20C-37 20C_1_37 |
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| Use | Residential Condominium (use code 1020) |
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| Zoning | BL20 |
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| County | Hampshire |
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Valuation — fiscal year 2026
| Building | $6,396,700 |
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| Land | $0 |
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| Other | $96,500 |
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| Total assessed | $6,493,200 |
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Land
| Lot size | 0.18 acres (7,667 ft²) |
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Building
| Year built | 1955 |
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| Style | Res Condo |
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| Living area | 2,538 ft² |
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| Units | 21 |
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Last recorded sale
| Price | $325,000 |
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| Date | December 10, 2025 |
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| Deed | Registry of Deeds book 15603, page 215 |
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21 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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| 500 West St #1 | 20C_1_37 | Residential Condominium | $469,900 | $410,000 January 5, 2023 |
| 500 West St #2 | 20C_2_37 | Residential Condominium | $332,800 | $185,000 August 27, 2010 |
| 500 West St #3 | 20C_3_37 | Residential Condominium | $330,100 | nominal ($1) December 14, 2018 |
| 500 West St #4 | 20C_4_37 | Residential Condominium | $331,700 | $275,000 June 23, 2021 |
| 500 West St #5 | 20C_5_37 | Residential Condominium | $341,600 | nominal ($1) June 14, 2017 |
| 500 West St #6 | 20C_6_37 | Residential Condominium | $338,200 | $325,000 December 10, 2025 |
| 500 West St #7 | 20C_7_37 | Residential Condominium | $290,600 | nominal ($1) December 8, 2003 |
| 500 West St #8 | 20C_8_37 | Residential Condominium | $299,900 | nominal ($1) September 22, 2025 |
| 500 West St #9 | 20C_9_37 | Residential Condominium | $334,600 | $260,000 February 28, 2020 |
| 500 West St #10 | 20C_10_37 | Residential Condominium | $301,300 | $87,500 May 14, 2014 |
| 500 West St #11 | 20C_11_37 | Residential Condominium | $294,600 | nominal ($1) October 6, 1989 |
| 500 West St #12 | 20C_12_37 | Residential Condominium | $304,600 | nominal ($100) December 4, 2024 |
| 500 West St #13 | 20C_13_37 | Residential Condominium | $292,400 | nominal ($1) August 18, 2016 |
| 500 West St #14 | 20C_14_37 | Residential Condominium | $341,100 | $212,000 November 8, 2007 |
| 500 West St #15 | 20C_15_37 | Residential Condominium | $336,800 | $119,000 September 10, 2001 |
| 500 West St #16 | 20C_16_37 | Residential Condominium | $335,000 | $330,000 April 24, 2024 |
| 500 West St #17 | 20C_17_37 | Residential Condominium | $302,900 | $180,000 May 13, 2016 |
| 500 West St #18 | 20C_18_37 | Residential Condominium | $329,500 | $210,000 May 31, 2007 |
| 500 West St #19 | 20C_19_37 | Residential Condominium | $291,000 | $116,500 September 5, 2001 |
| 500 West St #20 | 20C_20_37 | Residential Condominium | $294,600 | nominal ($1) November 8, 2012 |
| 500-500 West St | 20C_1_37_8 | Other, Open Space | $0 | |
What MassDEP has recorded
No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.
Within about 500 m (a third of a mile): 1 active tier-classified 21E site and 0 sites with an Activity and Use Limitation. All MassDEP sites in Amherst.
What this means
- Assessed 117% above the median residential condominium in Amherst ($2,995,000, 53 parcels).
- The last sale price is 95% below the current assessment. Massachusetts assessments aim at full market value as of January 1 of the year before the fiscal year.
- Built before 1978: the Massachusetts Lead Law applies when a child under six lives there; ask for any lead inspection or letter of compliance.
Point at the centre of the assessor parcel — not a survey.
Data: Amherst 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 500 West St #1
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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