50 Watertown St #202, Watertown — property record card
Residential Condominium built in 1986 in Watertown, assessed at $40,204,520 for fiscal year 2026; last sold for $560,000 on May 12, 2025.
Parcel
| Location | 50 Watertown St #202 |
|---|---|
| Map and parcel ID | 107 1 6 107 1 1017 |
| Use | Residential Condominium |
| County | Middlesex |
Valuation — fiscal year 2026
| Building | $40,266,800 |
|---|---|
| Land | $0 |
| Other | $135,500 |
| Total assessed | $40,204,520 |
Building
| Year built | 1986 |
|---|---|
| Style | CONDO-FLAT |
| Living area | 2,361 ft² |
| Rooms | 5 |
| Units | 71 |
Last recorded sale
| Price | $560,000 |
|---|---|
| Date | May 12, 2025 |
| Deed | Registry of Deeds book 1627, page 92 |
71 assessor accounts on this parcel
| Address | Account | Use | Assessed | Last sale |
|---|---|---|---|---|
| 50 Watertown St 105 | 107 1 1006 | Residential Condominium | $566,000 | $565,000 |
| 50 Watertown St 106 | 107 1 1007 | Residential Condominium | $557,100 | nominal ($1) |
| 50 Watertown St 107 | 107 1 1008 | Residential Condominium | $561,200 | nominal ($1) |
| 50 Watertown St 108 | 107 1 1010 | Residential Condominium | $550,000 | nominal ($0) |
| 50 Watertown St 109 | 107 1 1011 | Residential Condominium | $573,100 | $347,500 |
| 50 Watertown St 111 | 107 1 1013 | Residential Condominium | $578,900 | nominal ($1) |
| 50 Watertown St 112 | 107 1 1014 | Residential Condominium | $584,700 | $336,000 |
| 50 Watertown St 113 | 107 1 1015 | Residential Condominium | $475,100 | $406,500 |
| 50 Watertown St 201 | 107 1 1016 | Residential Condominium | $523,700 | $285,000 |
| 50 Watertown St 206 | 107 1 1020 | Residential Condominium | $557,100 | nominal ($100) |
| 50 Watertown St 208 | 107 1 1022 | Residential Condominium | $507,300 | $310,000 |
| 50 Watertown St 210 | 107 1 1024 | Residential Condominium | $469,200 | $385,000 |
| 50 Watertown St 211 | 107 1 1025 | Residential Condominium | $578,900 | $325,000 |
| 50 Watertown St 212 | 107 1 1026 | Residential Condominium | $542,100 | nominal ($1) |
| 50 Watertown St 213 | 107 1 1027 | Residential Condominium | $542,100 | $362,500 |
| 50 Watertown St 301 | 107 1 1029 | Residential Condominium | $487,100 | $379,000 |
| 50 Watertown St 302 | 107 1 1030 | Residential Condominium | $573,100 | nominal ($1) |
| 50 Watertown St 304 | 107 1 1032 | Residential Condominium | $674,700 | $589,500 |
| 50 Watertown St 305 | 107 1 1033 | Residential Condominium | $567,500 | $540,000 |
| 50 Watertown St 306 | 107 1 1034 | Residential Condominium | $538,000 | $365,000 |
| 50 Watertown St 307 | 107 1 1035 | Residential Condominium | $574,100 | nominal ($1) |
| 50 Watertown St 308 | 107 1 1036 | Residential Condominium | $505,800 | $293,000 |
| 50 Watertown St 309 | 107 1 1037 | Residential Condominium | $573,100 | nominal ($10) |
| 50 Watertown St 311 | 107 1 1039 | Residential Condominium | $578,900 | nominal ($1) |
| 50 Watertown St 313 | 107 1 1041 | Residential Condominium | $522,100 | $449,900 |
| 50 Watertown St 314 | 107 1 1042 | Residential Condominium | $561,200 | $332,000 |
| 50 Watertown St 401 | 107 1 1043 | Residential Condominium | $505,800 | $320,000 |
| 50 Watertown St 403 | 107 1 1045 | Residential Condominium | $546,500 | nominal ($1) |
| 50 Watertown St 404 | 107 1 1046 | Residential Condominium | $603,400 | nominal ($1) |
| 50 Watertown St 405 | 107 1 1047 | Residential Condominium | $598,200 | $562,500 |
| 50 Watertown St 407 | 107 1 1049 | Residential Condominium | $540,400 | nominal ($10) |
| 50 Watertown St 410 | 107 1 1052 | Residential Condominium | $469,200 | nominal ($1) |
| 50 Watertown St 411 | 107 1 1053 | Residential Condominium | $579,900 | $364,900 |
| 50 Watertown St 413 | 107 1 1055 | Residential Condominium | $543,600 | $310,000 |
| 50 Watertown St 501 | 107 1 1057 | Residential Condominium | $652,800 | nominal ($10) |
| 50 Watertown St 504 | 107 1 1060 | Residential Condominium | $568,900 | $500,000 |
| 50 Watertown St 505 | 107 1 1061 | Residential Condominium | $571,400 | $520,000 |
| 50 Watertown St 506 | 107 1 1062 | Residential Condominium | $545,700 | $500,000 |
| 50 Watertown St 507 | 107 1 1063 | Residential Condominium | $542,200 | nominal ($1) |
| 50 Watertown St 508 | 107 1 1064 | Residential Condominium | $417,100 | nominal ($100) |
| 50 Watertown St 509 | 107 1 1065 | Residential Condominium | $626,500 | nominal ($1) |
| 50 Watertown St 601 | 107 1 1067 | Residential Condominium | $648,800 | nominal ($0) |
| 50 Watertown St 602 | 107 1 1068 | Residential Condominium | $655,700 | $365,000 |
| 50 Watertown St 604 | 107 1 1070 | Residential Condominium | $568,900 | $500,000 |
| 50 Watertown St 605 | 107 1 1071 | Residential Condominium | $660,000 | nominal ($1) |
| 50 Watertown St 606 | 107 1 1009 | Residential Condominium | $592,700 | $570,000 |
| 50 Watertown St 608 | 107 1 1073 | Residential Condominium | $417,100 | $262,000 |
| 50 Watertown St 609 | 107 1 1074 | Residential Condominium | $645,300 | $650,000 |
| 50 Watertown St 610 | 107 1 1075 | Residential Condominium | $645,300 | $385,000 |
| 50 Watertown St #104 | 107 1 1005 | Residential Condominium | $603,400 | nominal ($1) |
| 50 Watertown St #110 | 107 1 1012 | Residential Condominium | $469,200 | $155,000 |
| 50 Watertown St #202 | 107 1 1017 | Residential Condominium | $792,320 | $599,000 |
| 50 Watertown St #204 | 107 1 1018 | Residential Condominium | $603,400 | $260,000 |
| 50 Watertown St #205 | 107 1 1019 | Residential Condominium | $557,100 | $120,000 |
| 50 Watertown St #207 | 107 1 1021 | Residential Condominium | $561,200 | $203,940 |
| 50 Watertown St #209 | 107 1 1023 | Residential Condominium | $573,100 | $567,500 |
| 50 Watertown St #214 | 107 1 1028 | Residential Condominium | $615,400 | $500,000 |
| 50 Watertown St #303 | 107 1 1031 | Residential Condominium | $535,600 | nominal ($100) |
| 50 Watertown St #310 | 107 1 1038 | Residential Condominium | $469,200 | $253,000 |
| 50 Watertown St #312 | 107 1 1040 | Residential Condominium | $626,600 | 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): 3 active tier-classified 21E sites and 10 sites with an Activity and Use Limitation. All MassDEP sites in Watertown.
What this means
- Assessed 2651% above the median residential condominium in Watertown ($1,461,700, 975 parcels).
- The last sale price is 99% 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 50 Watertown St #202
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)