15 W Keegan Ln, Greenfield — property record card
Residential Condominium built in 1969 in Greenfield, assessed at $7,598,200 for fiscal year 2027; last transferred January 12, 2026 for a nominal sum.
Rebuilt from the Greenfield assessor file as published by MassGIS — not the official card. For the official card, with owner, photo and sketch, ask the Greenfield assessor’s office.
Parcel
| Location | 15 W Keegan Ln |
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| Map and parcel ID | R26-21-0 R26-21-TW015 |
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| Use | Residential Condominium (use code 102) |
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| Zoning | RB |
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| County | Franklin |
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Valuation — fiscal year 2027
| Building | $7,598,200 |
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| Land | $0 |
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| Total assessed | $7,598,200 |
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Building
| Year built | 1969 |
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| Style | GARDEN CONDO |
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| Living area | 1,660 ft² |
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| Rooms | 5 |
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| Stories | 1 |
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| Units | 40 |
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Last recorded sale
| Price | nominal ($0) |
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| Date | January 12, 2026 |
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| Deed | Registry of Deeds book 8589, page 291 |
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40 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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| 1 W Keegan Ln | R26-21-TW001 | Residential Condominium | $233,500 | nominal ($1) July 2, 2025 |
| 2 E Keegan Ln | R26-21-TE002 | Residential Condominium | $200,100 | $196,000 April 1, 2025 |
| 3 W Keegan Ln | R26-21-TW003 | Residential Condominium | $183,500 | $90,000 October 9, 2009 |
| 4 E Keegan Ln | R26-21-TE004 | Residential Condominium | $202,500 | $264,500 June 6, 2024 |
| 5 W Keegan Ln | R26-21-TW005 | Residential Condominium | $197,700 | $205,000 December 28, 2023 |
| 6 E Keegan Ln | R26-21-TE006 | Residential Condominium | $184,600 | $200,750 December 30, 2025 |
| 7 W Keegan Ln | R26-21-TW007 | Residential Condominium | $196,100 | nominal ($1) July 29, 1999 |
| 8 E Keegan Ln | R26-21-TE008 | Residential Condominium | $181,500 | $185,000 October 2, 2024 |
| 9 W Keegan Ln | R26-21-TW009 | Residential Condominium | $189,100 | nominal ($1) January 9, 2009 |
| 10 E Keegan Ln | R26-21-TE010 | Residential Condominium | $195,300 | $210,000 June 17, 2022 |
| 11 W Keegan Ln | R26-21-TW011 | Residential Condominium | $225,500 | $142,000 January 22, 2015 |
| 12 E Keegan Ln | R26-21-TE012 | Residential Condominium | $219,100 | $120,000 September 28, 2017 |
| 14 E Keegan Ln | R26-21-TE014 | Residential Condominium | $211,900 | $207,000 October 24, 2024 |
| 15 W Keegan Ln | R26-21-TW015 | Residential Condominium | $303,000 | $255,000 June 8, 2022 |
| 16 E Keegan Ln | R26-21-TE016 | Residential Condominium | $186,000 | $124,000 September 1, 2017 |
| 18 E Keegan Ln | R26-21-TE018 | Residential Condominium | $171,700 | $190,000 December 5, 2024 |
| 20 E Keegan Ln | R26-21-TE020 | Residential Condominium | $198,600 | nominal ($1) January 23, 2020 |
| 22 E Keegan Ln | R26-21-TE022 | Residential Condominium | $229,600 | $146,000 July 28, 2006 |
| 25 Keegan Ln 1A | R26-21-TS01A | Residential Condominium | $82,300 | $45,000 May 1, 2019 |
| 25 Keegan Ln 1B | R26-21-TS01B | Residential Condominium | $222,400 | nominal ($0) January 12, 2026 |
| 25 Keegan Ln 1C | R26-21-TS01C | Residential Condominium | $216,100 | $105,000 October 19, 2020 |
| 25 Keegan Ln 2A | R26-21-TS02A | Residential Condominium | $79,200 | $115,000 March 26, 2025 |
| 25 Keegan Ln 2B | R26-21-TS02B | Residential Condominium | $200,300 | nominal ($1) July 19, 2013 |
| 25 Keegan Ln 2C | R26-21-TS02C | Residential Condominium | $176,100 | $170,000 August 25, 2022 |
| 25 Keegan Ln 3A | R26-21-TS03A | Residential Condominium | $93,900 | nominal ($1) April 20, 2011 |
| 25 Keegan Ln 3B | R26-21-TS03B | Residential Condominium | $211,500 | $200,500 June 28, 2023 |
| 25 Keegan Ln 3C | R26-21-TS03C | Residential Condominium | $201,900 | nominal ($0) December 1, 1974 |
| 25 Keegan Ln 4A | R26-21-TS04A | Residential Condominium | $99,100 | $58,000 January 23, 2009 |
| 25 Keegan Ln 4B | R26-21-TS04B | Residential Condominium | $198,000 | nominal ($0) December 4, 1996 |
| 25 Keegan Ln 4C | R26-21-TS04C | Residential Condominium | $198,000 | $62,000 October 31, 2000 |
| 25 Keegan Ln 5A | R26-21-TS05A | Residential Condominium | $124,900 | $75,000 May 13, 2005 |
| 25 Keegan Ln 5B | R26-21-TS05B | Residential Condominium | $198,000 | $195,000 May 23, 2025 |
| 25 Keegan Ln 5C | R26-21-TS05C | Residential Condominium | $198,000 | $195,000 September 19, 2025 |
| 25 Keegan Ln 6A | R26-21-TS06A | Residential Condominium | $137,700 | $175,000 May 28, 2025 |
| 25 Keegan Ln 6B | R26-21-TS06B | Residential Condominium | $221,700 | $63,000 June 1, 1985 |
| 25 Keegan Ln 6C | R26-21-TS06C | Residential Condominium | $245,200 | nominal ($100) March 5, 2025 |
| 25 Keegan Ln 7B | R26-21-TS07B | Residential Condominium | $177,600 | $186,000 October 25, 2024 |
| 25 Keegan Ln 7C | R26-21-TS07C | Residential Condominium | $179,700 | $175,000 October 7, 2022 |
| 25 Keegan Ln 8B | R26-21-TS08B | Residential Condominium | $229,100 | nominal ($1) July 7, 2025 |
| 25 Keegan Ln 8C | R26-21-TS08C | Residential Condominium | $198,200 | $89,500 January 10, 2003 |
What MassDEP has recorded
No tier-classified 21E site and no Activity and Use Limitation is mapped on this parcel.
What this means
- Assessed 1255% above the median residential condominium in Greenfield ($560,950, 80 parcels).
- The last deed was recorded for a nominal sum: a transfer between family members, into a trust or a similar non-market sale. It says nothing about the market value.
- 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: Greenfield assessor file for fiscal year 2027, via MassGIS, retrieved October 30, 2026; MassDEP sites retrieved the same day. Sources and freshness. No owner names are published.

The report for 15 W Keegan Ln
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