21 Londonderry Dr
Greenwich, CT 06830
4 bd 6 ba 5,248 sqft Built 1970 Lot 87,120 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 | $963,480 | $481,950 | $1,445,430 | $17,403 |
| 2023 | $963,480 | $481,950 | $1,445,430 | $16,463 |
| 2022 | $963,480 | $481,950 | $1,445,430 | $16,304 |
| 2021 | $1,054,620 | $385,560 | $1,440,180 | $16,692 |
| 2020 | $1,054,620 | $385,560 | $1,440,180 | $16,692 |
| 2019 | $1,054,620 | $385,560 | $1,440,180 | $16,821 |
| 2018 | $1,004,150 | $385,560 | $1,389,710 | $15,801 |
| 2017 | $1,004,150 | $385,560 | $1,389,710 | $15,801 |
| 2016 | $1,004,150 | $385,560 | $1,389,710 | $15,565 |
| 2015 | $498,890 | $550,060 | $1,048,950 | $11,822 |
| 2013 | $498,890 | $550,060 | $1,048,950 | $11,203 |
| 2006 | $563,290 | $716,870 | $1,280,160 | $9,601 |
| 2004 | $322,140 | $524,930 | $847,070 | $9,419 |
| 2003 | $322,140 | $524,930 | $847,070 | $9,106 |
Property facts
Year built
1970
Property type
single_family
Stories
2
Beds
4
Baths
6
Living area
5,248 sqft
Lot size
87,120 sqft
ZIP code
06830
City
Greenwich
Street
Londonderry Dr
Coordinates
41.09450, -73.60546
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Londonderry Dr last sell?
No public-record sale is on file for 21 Londonderry Dr.
What is the current tax assessment for 21 Londonderry Dr?
The most recent total assessment for 21 Londonderry Dr (year 2025) is $1,445,430 with $17,403 in property tax.
When was 21 Londonderry Dr built?
21 Londonderry Dr was built in 1970.
How does 21 Londonderry Dr compare to others on Londonderry Dr?
We track 8 other properties on Londonderry Dr. Browse the list under "Other properties on Londonderry Dr" to compare beds, baths, and sale history.
What are the property facts for 21 Londonderry Dr?
21 Londonderry Dr is a 4 bed, 6 bath, 5,248 sqft, 87,120 sqft lot single_family.
Is 21 Londonderry Dr a flip candidate?
No — 21 Londonderry Dr does not appear in our flips dataset.
Is 21 Londonderry Dr a tax-appeal candidate?
No — 21 Londonderry Dr is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-3.1%
Implied 1-yr
-12.2%
2026 Q3
$4.87M
2026 Q4
$4.68M
ZIP 06830 — Median Price History + Forecast
Explore nearby
Geography
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