125 Coolidge Av #809, Watertown — property record card
Residential Condominium built in 1989 in Watertown, assessed at $60,617,500 for fiscal year 2026; last transferred October 30, 2025 for a nominal sum.
Parcel
| Location | 125 Coolidge Av #809 |
|---|---|
| Map and parcel ID | 1401 9B C 1401 9B 809 |
| Use | Residential Condominium |
| County | Middlesex |
Valuation — fiscal year 2026
| Building | $60,494,500 |
|---|---|
| Land | $0 |
| Other | $123,000 |
| Total assessed | $60,617,500 |
Building
| Year built | 1989 |
|---|---|
| Style | CONDO-FLAT |
| Living area | 2,268 ft² |
| Units | 84 |
Last recorded sale
| Price | nominal ($100) |
|---|---|
| Date | October 30, 2025 |
| Deed | Registry of Deeds book 84811, page 62 |
84 assessor accounts on this parcel
| Address | Account | Use | Assessed | Last sale |
|---|---|---|---|---|
| 125 Coolidge Av 101 | 1401 9B 101 | Residential Condominium | $719,500 | $620,000 |
| 125 Coolidge Av 102 | 1401 9B 102 | Residential Condominium | $669,800 | nominal ($100) |
| 125 Coolidge Av 103 | 1401 9B 103 | Residential Condominium | $542,100 | nominal ($1) |
| 125 Coolidge Av 104 | 1401 9B 104 | Residential Condominium | $747,300 | $776,000 |
| 125 Coolidge Av 107 | 1401 9B 107 | Residential Condominium | $714,300 | nominal ($1) |
| 125 Coolidge Av 108 | 1401 9B 108 | Residential Condominium | $565,100 | $315,000 |
| 125 Coolidge Av 109 | 1401 9B 109 | Residential Condominium | $867,000 | nominal ($10) |
| 125 Coolidge Av 110 | 1401 9B 110 | Residential Condominium | $595,400 | nominal ($100) |
| 125 Coolidge Av 111 | 1401 9B 111 | Residential Condominium | $726,000 | $630,000 |
| 125 Coolidge Av 202 | 1401 9B 202 | Residential Condominium | $669,800 | nominal ($1) |
| 125 Coolidge Av 203 | 1401 9B 203 | Residential Condominium | $560,100 | nominal ($100) |
| 125 Coolidge Av 204 | 1401 9B 204 | Residential Condominium | $746,500 | $710,000 |
| 125 Coolidge Av 205 | 1401 9B 205 | Residential Condominium | $545,000 | nominal ($1) |
| 125 Coolidge Av 206 | 1401 9B 206 | Residential Condominium | $683,800 | $432,500 |
| 125 Coolidge Av 207 | 1401 9B 207 | Residential Condominium | $709,000 | nominal ($1) |
| 125 Coolidge Av 208 | 1401 9B 208 | Residential Condominium | $565,100 | nominal ($1) |
| 125 Coolidge Av 209 | 1401 9B 209 | Residential Condominium | $881,800 | $632,500 |
| 125 Coolidge Av 211 | 1401 9B 211 | Residential Condominium | $689,000 | $460,000 |
| 125 Coolidge Av 301 | 1401 9B 301 | Residential Condominium | $719,500 | $245,000 |
| 125 Coolidge Av 302 | 1401 9B 302 | Residential Condominium | $774,000 | $395,000 |
| 125 Coolidge Av 304 | 1401 9B 304 | Residential Condominium | $567,100 | $180,000 |
| 125 Coolidge Av 305 | 1401 9B 305 | Residential Condominium | $542,100 | nominal ($100) |
| 125 Coolidge Av 306 | 1401 9B 306 | Residential Condominium | $683,800 | nominal ($1) |
| 125 Coolidge Av 308 | 1401 9B 308 | Residential Condominium | $565,100 | $294,000 |
| 125 Coolidge Av 401 | 1401 9B 401 | Residential Condominium | $719,500 | $444,000 |
| 125 Coolidge Av 402 | 1401 9B 402 | Residential Condominium | $778,800 | $800,000 |
| 125 Coolidge Av 403 | 1401 9B 403 | Residential Condominium | $723,300 | nominal ($1) |
| 125 Coolidge Av 406 | 1401 9B 406 | Residential Condominium | $791,300 | $278,000 |
| 125 Coolidge Av 407 | 1401 9B 407 | Residential Condominium | $727,100 | nominal ($1) |
| 125 Coolidge Av 408 | 1401 9B 408 | Residential Condominium | $565,100 | $307,500 |
| 125 Coolidge Av 409 | 1401 9B 409 | Residential Condominium | $881,300 | nominal ($1) |
| 125 Coolidge Av 411 | 1401 9B 411 | Residential Condominium | $719,500 | nominal ($100) |
| 125 Coolidge Av 501 | 1401 9B 501 | Residential Condominium | $719,500 | $770,000 |
| 125 Coolidge Av 503 | 1401 9B 503 | Residential Condominium | $726,600 | $805,000 |
| 125 Coolidge Av 504 | 1401 9B 504 | Residential Condominium | $567,100 | $339,900 |
| 125 Coolidge Av 505 | 1401 9B 505 | Residential Condominium | $542,300 | $362,500 |
| 125 Coolidge Av 508 | 1401 9B 508 | Residential Condominium | $565,100 | nominal ($100) |
| 125 Coolidge Av 509 | 1401 9B 509 | Residential Condominium | $904,500 | $1,050,000 |
| 125 Coolidge Av 510 | 1401 9B 510 | Residential Condominium | $595,200 | $392,000 |
| 125 Coolidge Av 511 | 1401 9B 511 | Residential Condominium | $719,500 | $473,000 |
| 125 Coolidge Av 601 | 1401 9B 601 | Residential Condominium | $834,200 | $814,000 |
| 125 Coolidge Av 602 | 1401 9B 602 | Residential Condominium | $806,900 | $475,000 |
| 125 Coolidge Av 603 | 1401 9B 603 | Residential Condominium | $836,400 | nominal ($1) |
| 125 Coolidge Av 605 | 1401 9B 605 | Residential Condominium | $542,300 | nominal ($1) |
| 125 Coolidge Av 607 | 1401 9B 607 | Residential Condominium | $819,700 | nominal ($1) |
| 125 Coolidge Av 608 | 1401 9B 608 | Residential Condominium | $565,100 | $326,000 |
| 125 Coolidge Av 609 | 1401 9B 609 | Residential Condominium | $905,600 | nominal ($1) |
| 125 Coolidge Av 610 | 1401 9B 610 | Residential Condominium | $597,800 | $550,000 |
| 125 Coolidge Av 701 | 1401 9B 701 | Residential Condominium | $815,400 | $850,000 |
| 125 Coolidge Av 702 | 1401 9B 702 | Residential Condominium | $806,900 | nominal ($1) |
| 125 Coolidge Av 703 | 1401 9B 703 | Residential Condominium | $837,900 | $280,000 |
| 125 Coolidge Av 704 | 1401 9B 704 | Residential Condominium | $565,100 | nominal ($10) |
| 125 Coolidge Av 706 | 1401 9B 706 | Residential Condominium | $895,800 | $645,000 |
| 125 Coolidge Av 707 | 1401 9B 707 | Residential Condominium | $819,700 | $765,000 |
| 125 Coolidge Av 710 | 1401 9B 710 | Residential Condominium | $818,200 | $318,000 |
| 125 Coolidge Av 801 | 1401 9B 801 | Residential Condominium | $834,300 | $345,000 |
| 125 Coolidge Av 802 | 1401 9B 802 | Residential Condominium | $806,900 | $310,000 |
| 125 Coolidge Av 803 | 1401 9B 803 | Residential Condominium | $855,300 | $425,000 |
| 125 Coolidge Av 805 | 1401 9B 805 | Residential Condominium | $542,300 | nominal ($1) |
| 125 Coolidge Av 806 | 1401 9B 806 | Residential Condominium | $1,082,800 | nominal ($1) |
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 6 sites with an Activity and Use Limitation. All MassDEP sites in Watertown.
What this means
- Assessed 4047% above the median residential condominium in Watertown ($1,461,700, 975 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.

The report for 125 Coolidge Av #809
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)