Taxes
- Assessed Value: $102,311,200
- Assessed Year: 2025
- Assessed County: Middlesex City
- APN: CAMB M:00129 L:00058
- Assessed Land Value: 31574000
- Tax Amount: 1178625
- Tax Year: 2025
18 Blackstone St; Cambridge, MA Property Details
Off market
18 Blackstone St Cambridge, MA 02139
$102,311,200 Estimated Value
125,712 SqFt
Property Type
Lab/r&d FacilityProperty Details
Summary
- Purchase Method: Cash
- Owners / Type: 2 / Corporate
- Owner Status: Corporate
- Year Built: 1905
- Purchase Price: $17,411,933
- Open Loans / Balance: 1 / $4
- APN: CAMB M:00129 L:00058
- Situs County: Middlesex City
- Length Of Ownership: 36 years, 7 months
Structure
- Building Style: Steel
- Stories: 6
- Exterior Wall Type: Brick
- Building Condition: Good
- Roof Type: Flat
Measurements
- Total: 125,712/SqFt
- Lot: 52,060/SqFt
- Gross: 125,712/SqFt
- Living: 125,712/SqFt
- Building: 125,712/SqFt
- Ground: 30,126/SqFt
- Price Per Square Foot: $138.51
Building Insights
Land Information
- Property Type: Lab/R&D Facility
- Within Flood Zone: True
- Flood Zone: X / Low/Medium Risk
- School District: Cambridge School District
- Lat / Lon: 42.36309 / -71.115456
- Property Class: Industrial
- Zoning: O-2
- County Use Code: 404
Amenities
- Heating Fuel Type: Gas
- Cooling: Yes
- Heating: Hot Water
Ownership Info
18 Blackstone St has no associated ownership info
18 Blackstone St has no associated ownership info.
Taxes
18 Blackstone St has 7 associated Taxes items
18 Blackstone St, Cambridge, MA pays taxes in Middlesex City County, MA. The most recent tax assessment records are from 2025 and show that the current assessed value of the property is $102,311,200. The APN we've located for 18 Blackstone St is CAMB M:00129 L:00058.
Unlock the full reportTax History
18 Blackstone St has 12 associated Tax History items
| Year | Assessed Value | Land Value | Improvement Value | Tax Amount | Change Rate | Assessed CR | Tax Rate |
|---|---|---|---|---|---|---|---|
| Year 2025 | Assessed Value $102,311,200 | Land Value $31,574,000 | Improvement Value $70,737,200 | Tax Amount $1,178,625 | Change Rate +0.065373% | Assessed CR | Tax Rate +0.01152% |
| Year 2024 | Assessed Value $105,765,100 | Land Value $33,295,100 | Improvement Value $72,470,000 | Tax Amount $1,106,303 | Change Rate +0.023132% | Assessed CR | Tax Rate +0.01046% |
| Year 2023 | Assessed Value $104,170,600 | Land Value $33,295,100 | Improvement Value $70,875,500 | Tax Amount $1,081,291 | Change Rate +0.072873% | Assessed CR | Tax Rate +0.01038% |
| Year 2022 | Assessed Value $89,745,900 | Land Value $30,861,800 | Improvement Value $58,884,100 | Tax Amount $1,007,846 | Change Rate +0.071594% | Assessed CR | Tax Rate +0.01123% |
| Year 2021 | Assessed Value $79,368,000 | Land Value $26,113,800 | Improvement Value $53,254,200 | Tax Amount $940,511 | Change Rate +0.07832% | Assessed CR | Tax Rate +0.01185% |
| Year 2020 | Assessed Value $68,785,500 | Land Value $24,867,500 | Improvement Value $43,918,000 | Tax Amount $872,200 | Change Rate +0.107816% | Assessed CR | Tax Rate +0.01268% |
| Year 2019 | Assessed Value $57,426,300 | Land Value $21,306,500 | Improvement Value $36,119,800 | Tax Amount $787,315 | Change Rate +0.063227% | Assessed CR | Tax Rate +0.01371% |
| Year 2018 | Assessed Value $49,999,700 | Land Value $18,325,500 | Improvement Value $31,674,200 | Tax Amount $740,496 | Change Rate +0.042435% | Assessed CR | Tax Rate +0.01481% |
| Year 2017 | Assessed Value $44,066,500 | Land Value $16,263,900 | Improvement Value $27,802,600 | Tax Amount $710,352 | Change Rate +0.01113% | Assessed CR | Tax Rate +0.01612% |
| Year 2016 | Assessed Value $39,668,700 | Land Value $13,744,100 | Improvement Value $25,924,600 | Tax Amount $702,533 | Change Rate +0.01959% | Assessed CR | Tax Rate +0.01771% |
| Year 2015 | Assessed Value $35,719,800 | Land Value $12,713,300 | Improvement Value $23,006,500 | Tax Amount $689,035 | Change Rate -0.023944% | Assessed CR | Tax Rate +0.01929% |
| Year 2014 | Assessed Value $34,537,100 | Land Value $12,083,400 | Improvement Value $22,453,700 | Tax Amount $705,938 | Change Rate | Assessed CR | Tax Rate +0.02044% |