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21 Dartmouth St

Arlington, MA 02474

3 bd 1 ba 1,141 sqft Built 1923 condos
No recorded sales

Location

Timeline: Sale, Listing & Tax History

Recorded events

No recorded events

No sale or listing events are on file for this property.

Tax assessment history

YearBuildingLandTotal assessedTax paid
2025 $619,400 $619,400 $6,671
2024 $534,100 $534,100 $5,656
2023 $515,700 $515,700 $5,781
2022 $501,100 $501,100 $5,723
2021 $486,600 $486,600 $5,518
2020 $479,300 $479,300 $5,301
2019 $499,700 $499,700 $5,627
2018 $441,500 $441,500 $5,355
2017 $402,200 $402,200 $5,052
2016 $346,300 $346,300 $4,433
2015 $319,700 $319,700 $4,332
2014 $305,000 $305,000 $4,206
2006 $285,900 $285,900 $3,242
2005 $272,300 $272,300 $2,979
2004 $272,300 $272,300 $2,897
2003 $178,100 $178,100 $2,424

Property facts

Year built
1923
Property type
condos
Stories
1
Beds
3
Baths
1
Living area
1,141 sqft
Lot size
ZIP code
02474
City
Arlington
Street
Dartmouth St
Coordinates
42.41404, -71.14097

Comparable properties nearby

Block-level micro-comps

Same street, ±3 house numbers, sold in the last 24 months

Frequently asked questions

When did 21 Dartmouth St last sell?
No public-record sale is on file for 21 Dartmouth St.
What is the current tax assessment for 21 Dartmouth St?
The most recent total assessment for 21 Dartmouth St (year 2025) is $619,400 with $6,671 in property tax.
When was 21 Dartmouth St built?
21 Dartmouth St was built in 1923.
How does 21 Dartmouth St compare to others on Dartmouth St?
We track 4 other properties on Dartmouth St. Browse the list under "Other properties on Dartmouth St" to compare beds, baths, and sale history.
What are the property facts for 21 Dartmouth St?
21 Dartmouth St is a 3 bed, 1 bath, 1,141 sqft condos.
Is 21 Dartmouth St a flip candidate?
No — 21 Dartmouth St does not appear in our flips dataset.
Is 21 Dartmouth St a tax-appeal candidate?
No — 21 Dartmouth St is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
+0.5%
Implied 1-yr
+1.8%
2026 Q3
$1.16M
2026 Q4
$1.17M
ZIP 02474 — Median Price History + Forecast

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