975 Mass Ave #401, Arlington — property record card
Residential Condominium built in 1989 in Arlington, assessed at $25,274,800 for fiscal year 2026; last sold for $500,000 on January 2, 2026.
Parcel
| Location | 975 Mass Ave #401, Arlington MA 02476 |
|---|---|
| Map and parcel ID | 055.C-0001-0009.A 055.C-0001-0401.0 |
| Use | Residential Condominium |
| Zoning | B4 |
| County | Middlesex |
Valuation — fiscal year 2026
| Building | $25,274,800 |
|---|---|
| Land | $0 |
| Total assessed | $25,274,800 |
Building
| Year built | 1989 |
|---|---|
| Style | Condo Garden |
| Living area | 1,251 ft² |
| Rooms | 4 |
| Stories | 1 |
Last recorded sale
| Price | $500,000 |
|---|---|
| Date | January 2, 2026 |
| Deed | Registry of Deeds book 85081, page 111 |
45 assessor accounts on this parcel
| Address | Account | Use | Assessed | Last sale |
|---|---|---|---|---|
| 975 Mass Ave #101 | 055.C-0001-0101.0 | Residential Condominium | $566,400 | nominal ($1) |
| 975 Mass Ave #102 | 055.C-0001-0102.0 | Residential Condominium | $579,200 | $588,000 |
| 975 Mass Ave #103 | 055.C-0001-0103.0 | Residential Condominium | $456,100 | $94,000 |
| 975 Mass Ave #104 | 055.C-0001-0104.0 | Residential Condominium | $456,300 | $380,000 |
| 975 Mass Ave #105 | 055.C-0001-0105.0 | Residential Condominium | $569,600 | $325,000 |
| 975 Mass Ave #106 | 055.C-0001-0106.0 | Residential Condominium | $581,600 | $500,000 |
| 975 Mass Ave #107 | 055.C-0001-0107.0 | Residential Condominium | $600,500 | $138,000 |
| 975 Mass Ave #108 | 055.C-0001-0108.0 | Residential Condominium | $600,700 | $293,000 |
| 975 Mass Ave #109 | 055.C-0001-0109.0 | Residential Condominium | $538,200 | $321,000 |
| 975 Mass Ave #201 | 055.C-0001-0201.0 | Residential Condominium | $599,500 | nominal ($1) |
| 975 Mass Ave #202 | 055.C-0001-0202.0 | Residential Condominium | $580,200 | nominal ($1) |
| 975 Mass Ave #203 | 055.C-0001-0203.0 | Residential Condominium | $456,300 | $444,000 |
| 975 Mass Ave #204 | 055.C-0001-0204.0 | Residential Condominium | $456,500 | nominal ($1) |
| 975 Mass Ave #205 | 055.C-0001-0205.0 | Residential Condominium | $571,400 | $541,000 |
| 975 Mass Ave #206 | 055.C-0001-0206.0 | Residential Condominium | $589,600 | $355,000 |
| 975 Mass Ave #207 | 055.C-0001-0207.0 | Residential Condominium | $608,100 | nominal ($99) |
| 975 Mass Ave #208 | 055.C-0001-0208.0 | Residential Condominium | $601,400 | $187,500 |
| 975 Mass Ave #209 | 055.C-0001-0209.0 | Residential Condominium | $567,500 | nominal ($1) |
| 975 Mass Ave #301 | 055.C-0001-0301.0 | Residential Condominium | $637,800 | $610,000 |
| 975 Mass Ave #302 | 055.C-0001-0302.0 | Residential Condominium | $580,200 | $295,000 |
| 975 Mass Ave #303 | 055.C-0001-0303.0 | Residential Condominium | $456,300 | $430,000 |
| 975 Mass Ave #304 | 055.C-0001-0304.0 | Residential Condominium | $456,500 | $108,900 |
| 975 Mass Ave #305 | 055.C-0001-0305.0 | Residential Condominium | $571,400 | $340,000 |
| 975 Mass Ave #306 | 055.C-0001-0306.0 | Residential Condominium | $582,700 | $385,000 |
| 975 Mass Ave #307 | 055.C-0001-0307.0 | Residential Condominium | $608,100 | $531,000 |
| 975 Mass Ave #308 | 055.C-0001-0308.0 | Residential Condominium | $601,400 | $198,000 |
| 975 Mass Ave #309 | 055.C-0001-0309.0 | Residential Condominium | $567,500 | $499,500 |
| 975 Mass Ave #401 | 055.C-0001-0401.0 | Residential Condominium | $650,400 | $705,000 |
| 975 Mass Ave #402 | 055.C-0001-0402.0 | Residential Condominium | $580,200 | $309,000 |
| 975 Mass Ave #403 | 055.C-0001-0403.0 | Residential Condominium | $459,100 | $469,000 |
| 975 Mass Ave #404 | 055.C-0001-0404.0 | Residential Condominium | $456,500 | $282,000 |
| 975 Mass Ave #405 | 055.C-0001-0405.0 | Residential Condominium | $571,400 | $605,000 |
| 975 Mass Ave #406 | 055.C-0001-0406.0 | Residential Condominium | $640,500 | $585,000 |
| 975 Mass Ave #407 | 055.C-0001-0407.0 | Residential Condominium | $601,200 | $300,000 |
| 975 Mass Ave #408 | 055.C-0001-0408.0 | Residential Condominium | $601,400 | $310,000 |
| 975 Mass Ave #409 | 055.C-0001-0409.0 | Residential Condominium | $567,500 | $318,000 |
| 975 Mass Ave #501 | 055.C-0001-0501.0 | Residential Condominium | $637,800 | nominal ($99) |
| 975 Mass Ave #502 | 055.C-0001-0502.0 | Residential Condominium | $630,800 | $570,000 |
| 975 Mass Ave #503 | 055.C-0001-0503.0 | Residential Condominium | $456,300 | nominal ($99) |
| 975 Mass Ave #504 | 055.C-0001-0504.0 | Residential Condominium | $456,500 | $140,000 |
| 975 Mass Ave #505 | 055.C-0001-0505.0 | Residential Condominium | $571,400 | $320,000 |
| 975 Mass Ave #506 | 055.C-0001-0506.0 | Residential Condominium | $582,700 | $338,000 |
| 975 Mass Ave #507 | 055.C-0001-0507.0 | Residential Condominium | $601,200 | $316,500 |
| 975 Mass Ave #508 | 055.C-0001-0508.0 | Residential Condominium | $601,400 | $344,000 |
| 975 Mass Ave #509 | 055.C-0001-0509.0 | Residential Condominium | $567,500 | $615,000 |
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): 3 active tier-classified 21E sites and 1 site with an Activity and Use Limitation. All MassDEP sites in Arlington.
What this means
- Assessed 1512% above the median residential condominium in Arlington ($1,568,100, 1,265 parcels).
- The last sale price is 98% below the current assessment. Massachusetts assessments aim at full market value as of January 1 of the year before the fiscal year.

The report for 975 Mass Ave #401
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)