21 Birchmont St
Tyngsborough, MA 01879
3 bd 2 ba 1,664 sqft Built 1990 Lot 12,197 sqft single_family
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 | $277,300 | $207,900 | $485,200 | $5,987 |
| 2024 | $268,400 | $202,800 | $471,200 | $5,994 |
| 2023 | $230,900 | $168,700 | $399,600 | $5,650 |
| 2022 | $214,600 | $146,600 | $361,200 | $5,396 |
| 2021 | $195,000 | $132,900 | $327,900 | $5,269 |
| 2020 | $194,100 | $126,100 | $320,200 | $5,203 |
| 2019 | $174,900 | $119,300 | $294,200 | $4,981 |
| 2018 | $166,700 | $119,300 | $286,000 | $4,893 |
| 2017 | $156,800 | $119,300 | $276,100 | $4,738 |
| 2016 | $142,500 | $119,300 | $261,800 | $4,597 |
| 2015 | $142,500 | $115,900 | $258,400 | $4,382 |
| 2014 | $142,500 | $105,700 | $248,200 | $4,165 |
| 2006 | $180,800 | $108,600 | $289,400 | $3,357 |
| 2005 | $166,800 | $100,200 | $267,000 | $3,164 |
| 2004 | $158,900 | $83,500 | $242,400 | $3,078 |
| 2003 | $109,900 | $65,300 | $175,200 | $2,893 |
Property facts
Year built
1990
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
1,664 sqft
Lot size
12,197 sqft
ZIP code
01879
City
Tyngsborough
Street
Birchmont St
Coordinates
42.68689, -71.37715
Comparable properties nearby
Frequently asked questions
When did 21 Birchmont St last sell?
No public-record sale is on file for 21 Birchmont St.
What is the current tax assessment for 21 Birchmont St?
The most recent total assessment for 21 Birchmont St (year 2025) is $485,200 with $5,987 in property tax.
When was 21 Birchmont St built?
21 Birchmont St was built in 1990.
How does 21 Birchmont St compare to others on Birchmont St?
We track 3 other properties on Birchmont St. Browse the list under "Other properties on Birchmont St" to compare beds, baths, and sale history.
What are the property facts for 21 Birchmont St?
21 Birchmont St is a 3 bed, 2 bath, 1,664 sqft, 12,197 sqft lot single_family.
Is 21 Birchmont St a flip candidate?
No — 21 Birchmont St does not appear in our flips dataset.
Is 21 Birchmont St a tax-appeal candidate?
No — 21 Birchmont 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
+2.6%
Implied 1-yr
+10.3%
2026 Q2
$678K
2026 Q3
$692.9K
ZIP 01879 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Birchmont St