20 Hamilton Rd #401, Arlington — property record card
Residential Condominium built in 1985 in Arlington, assessed at $13,276,600 for fiscal year 2026; last sold for $440,000 on December 22, 2025.
Parcel
| Location | 20 Hamilton Rd #401, Arlington MA 02474 |
|---|---|
| Map and parcel ID | 020.0-0002-0002.0 020.A-0002-0401.0 |
| Use | Residential Condominium |
| Zoning | R6 |
| County | Middlesex |
Valuation — fiscal year 2026
| Building | $13,276,600 |
|---|---|
| Land | $0 |
| Total assessed | $13,276,600 |
Building
| Year built | 1985 |
|---|---|
| Style | Condo Garden |
| Living area | 1,224 ft² |
| Rooms | 5 |
| Stories | 1 |
Last recorded sale
| Price | $440,000 |
|---|---|
| Date | December 22, 2025 |
| Deed | Registry of Deeds book 85043, page 395 |
26 assessor accounts on this parcel
| Address | Account | Use | Assessed | Last sale |
|---|---|---|---|---|
| 20 Hamilton Rd #101 | 020.A-0002-0101.0 | Residential Condominium | $378,400 | $210,000 |
| 20 Hamilton Rd #102 | 020.A-0002-0102.0 | Residential Condominium | $477,700 | $211,500 |
| 20 Hamilton Rd #103 | 020.A-0002-0103.0 | Residential Condominium | $537,400 | $95,000 |
| 20 Hamilton Rd #104 | 020.A-0002-0104.0 | Residential Condominium | $611,700 | $420,000 |
| 20 Hamilton Rd #201 | 020.A-0002-0201.0 | Residential Condominium | $378,400 | $360,000 |
| 20 Hamilton Rd #202 | 020.A-0002-0202.0 | Residential Condominium | $484,900 | $423,500 |
| 20 Hamilton Rd #203 | 020.A-0002-0203.0 | Residential Condominium | $469,000 | $205,500 |
| 20 Hamilton Rd #204 | 020.A-0002-0204.0 | Residential Condominium | $621,200 | $118,350 |
| 20 Hamilton Rd #301 | 020.A-0002-0301.0 | Residential Condominium | $378,400 | $215,000 |
| 20 Hamilton Rd #302 | 020.A-0002-0302.0 | Residential Condominium | $481,600 | nominal ($1) |
| 20 Hamilton Rd #303 | 020.A-0002-0303.0 | Residential Condominium | $547,900 | nominal ($99) |
| 20 Hamilton Rd #304 | 020.A-0002-0304.0 | Residential Condominium | $616,700 | $150,000 |
| 20 Hamilton Rd #401 | 020.A-0002-0401.0 | Residential Condominium | $720,500 | $499,000 |
| 22 Hamilton Rd #105 | 020.A-0002-0105.0 | Residential Condominium | $246,100 | nominal ($100) |
| 22 Hamilton Rd #106 | 020.A-0002-0106.0 | Residential Condominium | $471,800 | nominal ($1) |
| 22 Hamilton Rd #107 | 020.A-0002-0107.0 | Residential Condominium | $537,400 | $129,000 |
| 22 Hamilton Rd #108 | 020.A-0002-0108.0 | Residential Condominium | $602,700 | $199,000 |
| 22 Hamilton Rd #205 | 020.A-0002-0205.0 | Residential Condominium | $377,200 | nominal ($1) |
| 22 Hamilton Rd #206 | 020.A-0002-0206.0 | Residential Condominium | $480,300 | $440,000 |
| 22 Hamilton Rd #207 | 020.A-0002-0207.0 | Residential Condominium | $510,000 | nominal ($1) |
| 22 Hamilton Rd #208 | 020.A-0002-0208.0 | Residential Condominium | $615,100 | nominal ($1) |
| 22 Hamilton Rd #305 | 020.A-0002-0305.0 | Residential Condominium | $377,200 | $111,000 |
| 22 Hamilton Rd #306 | 020.A-0002-0306.0 | Residential Condominium | $480,300 | nominal ($1) |
| 22 Hamilton Rd #307 | 020.A-0002-0307.0 | Residential Condominium | $542,200 | $239,900 |
| 22 Hamilton Rd #308 | 020.A-0002-0308.0 | Residential Condominium | $622,400 | nominal ($1) |
| 22 Hamilton Rd #402 | 020.A-0002-0402.0 | Residential Condominium | $710,100 | $294,000 |
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): 1 active tier-classified 21E site and 0 sites with an Activity and Use Limitation. All MassDEP sites in Arlington.
What this means
- Assessed 747% above the median residential condominium in Arlington ($1,568,100, 1,265 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.

The report for 20 Hamilton Rd #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)