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21 Dover St; Cambridge, MA Property Details

21 Dover St, Cambridge, MA is a Duplex 2 Units that was built in 1860. This property is not for sale. Our records show that 21 Dover St has 5 bedrooms, and 3.5 bathrooms, and a total of 2,835 square feet. The lot size of 21 Dover St is 5,039 square feet.

Off market
21 Dover St Cambridge, MA 02140
$1,475,800 Estimated Value
5 Beds
3.5 Baths
2,835 SqFt
Property Details

Summary

  • Owners / Type: 2 / Related
  • Owner Status: Related
  • Year Built: 1860
  • Open Loans / Balance: 2 / $348,383
  • Est. Equity / %: $1,514,617 / 81.3%
  • APN: CAMB M:00182 L:00006
  • Situs County: Middlesex City

Rooms

  • Bedrooms: 5
  • Bathrooms: 3.5
  • Full Bathrooms: 3
  • Total Rooms: 14
  • Partial Bathrooms: 1

Structure

  • Building Style: Brick
  • Stories: 3
  • Exterior Wall Type: Asbestos shingle
  • Building Condition: Good
  • Roof Type: Gable
  • Roof Cover Type: Asphalt

Measurements

  • Total: 2,835/SqFt
  • Lot: 5,039/SqFt
  • Gross: 5,050/SqFt
  • Living: 2,835/SqFt
  • Basement: 1,134/SqFt
  • Building: 2,835/SqFt
  • Ground: 1,134/SqFt
  • Basement Unfinished: 1,134/SqFt
Building Insights

Land Information

  • Property Type: Duplex 2 Units
  • Within Flood Zone: True
  • Flood Zone: X / Low/Medium Risk
  • School District: Cambridge School District
  • Lat / Lon: 42.395042 / -71.12654
  • Property Class: Residential
  • Zoning: B
  • County Use Code: 104

Amenities

  • Plus Four: 1205
  • Cooling: Yes
  • Garage: Covered
  • Parking: 6

Ownership Info

21 Dover St has no associated ownership info
21 Dover St has no associated ownership info.

Taxes

21 Dover St has 7 associated Taxes items

21 Dover 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 $1,475,800. The APN we've located for 21 Dover St is CAMB M:00182 L:00006.

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Taxes
  • Assessed Value:  $1,475,800
  • Assessed Year:  2025
  • Assessed County:  Middlesex City
  • APN:  CAMB M:00182 L:00006
  • Assessed Land Value:  620000
  • Tax Amount:  9371
  • Tax Year:  2025

Tax History

21 Dover St has 12 associated Tax History items
YearAssessed ValueLand ValueImprovement ValueTax AmountChange RateAssessed CRTax Rate
Year 2025 Assessed Value $1,475,800 Land Value $620,000 Improvement Value $855,800 Tax Amount $9,371 Change Rate +0.075643% Assessed CR Tax Rate +0.00635%
Year 2024 Assessed Value $1,471,600 Land Value $647,600 Improvement Value $824,000 Tax Amount $8,712 Change Rate +0.075025% Assessed CR Tax Rate +0.00592%
Year 2023 Assessed Value $1,382,900 Land Value $659,400 Improvement Value $723,500 Tax Amount $8,104 Change Rate +0.070118% Assessed CR Tax Rate +0.00586%
Year 2022 Assessed Value $1,279,300 Land Value $623,800 Improvement Value $655,500 Tax Amount $7,573 Change Rate +0.041105% Assessed CR Tax Rate +0.00592%
Year 2021 Assessed Value $1,243,400 Land Value $611,200 Improvement Value $632,200 Tax Amount $7,274 Change Rate +0.531091% Assessed CR Tax Rate +0.00585%
Year 2020 Assessed Value $1,216,400 Land Value $597,600 Improvement Value $618,800 Tax Amount $4,750.86 Change Rate -0.260336% Assessed CR Tax Rate +0.003906%
Year 2019 Assessed Value $1,081,300 Land Value $496,800 Improvement Value $584,500 Tax Amount $6,423 Change Rate +0.080949% Assessed CR Tax Rate +0.00594%
Year 2018 Assessed Value $944,600 Land Value $418,300 Improvement Value $526,300 Tax Amount $5,942 Change Rate -0.002685% Assessed CR Tax Rate +0.00629%
Year 2017 Assessed Value $918,000 Land Value $392,200 Improvement Value $525,800 Tax Amount $5,958 Change Rate +0.02565% Assessed CR Tax Rate +0.00649%
Year 2016 Assessed Value $831,100 Land Value $339,900 Improvement Value $491,200 Tax Amount $5,809 Change Rate +0.007458% Assessed CR Tax Rate +0.00699%
Year 2015 Assessed Value $737,400 Land Value $298,800 Improvement Value $438,600 Tax Amount $5,766 Change Rate +0.047221% Assessed CR Tax Rate +0.007819%
Year 2014 Assessed Value $657,100 Land Value $261,500 Improvement Value $395,600 Tax Amount $5,506 Change Rate Assessed CR Tax Rate +0.008379%