3140 Dumbarton St
Washington, DC 20007
3 bd 4 ba 1,660 sqft Built 1900 Lot 1,742 sqft condo_townhome_rowhome_coop
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
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $788,860 | $855,140 | $1,644,000 | $12,993 |
| 2024 | $767,600 | $850,880 | $1,618,480 | $12,751 |
| 2023 | $625,700 | $880,460 | $1,506,160 | $12,088 |
| 2022 | $604,560 | $868,920 | $1,473,480 | $11,855 |
| 2021 | $618,950 | $845,620 | $1,464,570 | $11,799 |
| 2020 | $555,270 | $808,270 | $1,363,540 | $10,946 |
| 2019 | $581,070 | $768,930 | $1,350,000 | $10,838 |
| 2018 | $879,660 | $742,090 | $1,621,750 | $13,161 |
| 2017 | $892,590 | $644,060 | $1,536,650 | $12,445 |
| 2016 | $871,090 | $588,610 | $1,459,700 | $11,798 |
| 2015 | $844,370 | $529,740 | $1,374,110 | $11,073 |
| 2014 | $900,670 | $472,390 | $1,373,060 | $11,074 |
| 2013 | $914,980 | $470,140 | $1,385,120 | $11,773 |
| 2012 | $914,030 | $441,860 | $1,355,890 | $8,406 |
| 2011 | $235,860 | $466,440 | $702,300 | $5,969 |
| 2010 | $259,600 | $512,470 | $772,070 | $6,562 |
| 2008 | $268,350 | $526,830 | $795,180 | $6,759 |
| 2007 | $221,020 | $491,380 | $712,400 | $6,269 |
Property facts
Year built
1900
Property type
condo_townhome_rowhome_coop
Stories
3
Beds
3
Baths
4
Living area
1,660 sqft
Lot size
1,742 sqft
ZIP code
20007
City
Washington
Street
Dumbarton St
Coordinates
38.90738, -77.06267
Comparable properties nearby
Frequently asked questions
When did 3140 Dumbarton St last sell?
No public-record sale is on file for 3140 Dumbarton St.
What is the current tax assessment for 3140 Dumbarton St?
The most recent total assessment for 3140 Dumbarton St (year 2025) is $1,644,000 with $12,993 in property tax.
When was 3140 Dumbarton St built?
3140 Dumbarton St was built in 1900.
How does 3140 Dumbarton St compare to others on Dumbarton St?
We track 8 other properties on Dumbarton St. Browse the list under "Other properties on Dumbarton St" to compare beds, baths, and sale history.
What are the property facts for 3140 Dumbarton St?
3140 Dumbarton St is a 3 bed, 4 bath, 1,660 sqft, 1,742 sqft lot condo_townhome_rowhome_coop.
Is 3140 Dumbarton St a flip candidate?
No — 3140 Dumbarton St does not appear in our flips dataset.
Is 3140 Dumbarton St a tax-appeal candidate?
No — 3140 Dumbarton St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.8%
Implied 1-yr
-7.0%
2026 Q3
$2.32M
2026 Q4
$2.27M
ZIP 20007 — Median Price History + Forecast
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