51 Connecticut Ave
Greenwich, CT 06830
4 bd 5 ba 4,863 sqft Built 2017 Lot 6,098 sqft single_family
Most recent sale
$4,400,000
Jul 26, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jul 26, 2022 | Sold | $4,400,000 | Public Record |
| Apr 6, 2022 | Listed | $4,595,000 | MLS #170480046 |
| Apr 28, 2017 | Listing removed | $3,895,000 | SMARTMLS |
| Apr 27, 2017 | Listing removed | $3,895,000 | Greenwich |
| Apr 26, 2017 | Listed | $3,895,000 | MLS #99183135 |
| Apr 24, 2017 | Listed | $3,895,000 | MLS #99599 |
| Apr 10, 2017 | Listing removed | $3,995,000 | Greenwich |
| Jan 19, 2016 | Sold | $1,100,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $1,417,710 | $675,500 | $2,093,210 | $25,870 |
| 2023 | $1,134,140 | $675,500 | $1,809,640 | $21,057 |
| 2022 | $1,134,140 | $675,500 | $1,809,640 | $20,865 |
| 2021 | $1,211,210 | $502,460 | $1,713,670 | $20,633 |
| 2020 | $1,211,210 | $502,460 | $1,713,670 | $20,598 |
| 2019 | $1,198,890 | $502,460 | $1,701,350 | $20,654 |
| 2018 | $1,198,890 | $502,460 | $1,701,350 | $20,195 |
| 2017 | $227,920 | $502,460 | $730,380 | $8,778 |
| 2016 | $115,990 | $502,460 | $618,450 | $7,316 |
| 2015 | $102,690 | $535,080 | $637,770 | $7,566 |
| 2013 | $102,690 | $535,080 | $637,770 | $7,213 |
| 2006 | $150,290 | $536,130 | $686,420 | $5,388 |
| 2004 | $164,220 | $141,890 | $306,110 | $3,572 |
| 2003 | $164,220 | $141,890 | $306,110 | $3,456 |
Property facts
Year built
2017
Property type
single_family
Stories
—
Beds
4
Baths
5
Living area
4,863 sqft
Lot size
6,098 sqft
ZIP code
06830
City
Greenwich
Street
Connecticut Ave
Coordinates
41.02939, -73.62022
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$26,400
Gross rental yield
7.20%
Implied cap rate
4.68%
Trend-extrapolated value
—
Frequently asked questions
When did 51 Connecticut Ave last sell?
51 Connecticut Ave most recently sold on Jul 26, 2022 for $4,400,000.
What is the current tax assessment for 51 Connecticut Ave?
The most recent total assessment for 51 Connecticut Ave (year 2025) is $2,093,210 with $25,870 in property tax.
How does 51 Connecticut Ave's assessment compare to its last sale price?
The current assessment is 52.4% below the last sale price of $4,400,000.
When was 51 Connecticut Ave built?
51 Connecticut Ave was built in 2017.
How does 51 Connecticut Ave compare to others on Connecticut Ave?
We track 8 other properties on Connecticut Ave. Browse the list under "Other properties on Connecticut Ave" to compare beds, baths, and sale history.
What are the property facts for 51 Connecticut Ave?
51 Connecticut Ave is a 4 bed, 5 bath, 4,863 sqft, 6,098 sqft lot single_family.
Is 51 Connecticut Ave a flip candidate?
No — 51 Connecticut Ave does not appear in our flips dataset.
Is 51 Connecticut Ave a tax-appeal candidate?
No — 51 Connecticut Ave 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
Other properties on Connecticut Ave