45 William St
Greenwich, CT 06830
4 bd 4 ba 2,032 sqft Built 1868 condos
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Mar 21, 2022 | Sold | $1,195,000 | SMARTMLS |
| Oct 25, 2021 | Listed for rent | $6,850 | Greenwich |
| Oct 24, 2021 | Price changed | $1,195,000 | Greenwich |
| Oct 9, 2021 | Price changed | $1,295,000 | Greenwich |
| Oct 7, 2021 | Listed for rent | $8,500 | SMARTMLS |
| Sep 23, 2021 | Price changed | $1,395,000 | Greenwich |
| Sep 9, 2021 | Listed | $1,495,000 | Greenwich |
| Jun 28, 2021 | Price changed | $1,495,000 | Greenwich |
| Apr 30, 2021 | Listed | $1,595,000 | Greenwich |
| Apr 15, 2019 | Price changed | $1,249,000 | Greenwich |
| Apr 15, 2019 | Price changed for rent | $6,900 | Greenwich |
| Mar 20, 2019 | Listed for rent | $7,400 | Greenwich |
| Mar 8, 2019 | Listed | $1,295,000 | Greenwich |
| Feb 15, 2019 | Listing removed | $1,175,000 | Greenwich |
| Feb 7, 2019 | Price changed for rent | $5,900 | Greenwich |
| Jan 14, 2019 | Price changed | $1,175,000 | Greenwich |
| Jan 11, 2019 | Price changed for rent | $6,495 | Greenwich |
| Dec 11, 2018 | Listed for rent | $6,800 | Greenwich |
| Nov 2, 2018 | Listing removed | $1,195,000 | SMARTMLS |
| Oct 22, 2018 | Relisted | $1,195,000 | SMARTMLS |
| Jul 24, 2018 | Listing removed | $1,195,000 | SMARTMLS |
| May 21, 2018 | Price changed | $1,195,000 | SMARTMLS |
| Apr 27, 2018 | Price changed | $1,245,000 | SMARTMLS |
| Mar 26, 2018 | Listing removed | $6,500 | SMARTMLS |
| Mar 23, 2018 | Listing removed | $6,500 | Greenwich |
| Mar 20, 2018 | Price changed for rent | $6,500 | Greenwich |
| Mar 12, 2018 | Price changed | $1,268,000 | SMARTMLS |
| Jan 25, 2018 | Listed | $1,295,000 | SMARTMLS |
| Jan 25, 2018 | Listed for rent | $6,700 | SMARTMLS |
| Jan 24, 2018 | Listed for rent | $6,700 | Greenwich |
| Jan 16, 2018 | Price changed for rent | $6,700 | Greenwich |
| Jan 8, 2018 | Listed | $1,295,000 | Greenwich |
| Jan 8, 2018 | Listed for rent | $6,900 | Greenwich |
| Sep 29, 2017 | Listing removed | $6,800 | SMARTMLS |
| Sep 18, 2017 | Listing removed | $6,800 | Greenwich |
| Aug 29, 2017 | Listing removed | $1,325,000 | SMARTMLS |
| Aug 24, 2017 | Listing removed | $1,325,000 | Greenwich |
| Aug 4, 2017 | Listed for rent | $6,800 | SMARTMLS |
| Jul 31, 2017 | Listing removed | $6,800 | SMARTMLS |
| Jul 17, 2017 | Listed for rent | $6,800 | SMARTMLS |
| Jul 13, 2017 | Price changed for rent | $6,800 | Greenwich |
| Jul 10, 2017 | Price changed | $1,325,000 | SMARTMLS |
| Jun 28, 2017 | Price changed for rent | $7,000 | Greenwich |
| Jun 23, 2017 | Listed for rent | $7,400 | Greenwich |
| Feb 19, 2017 | Relisted | $1,375,000 | SMARTMLS |
| Feb 18, 2017 | Listing removed | $1,375,000 | SMARTMLS |
| Dec 6, 2016 | Listing removed | $6,500 | SMARTMLS |
| Nov 14, 2016 | Listing removed | $6,500 | Greenwich |
| Oct 18, 2016 | Listed for rent | $6,500 | SMARTMLS |
| Oct 17, 2016 | Listed for rent | $6,500 | Greenwich |
| Oct 11, 2016 | Price changed | $1,375,000 | SMARTMLS |
| Jul 18, 2016 | Price changed | $1,399,000 | SMARTMLS |
| Jun 6, 2016 | Price changed | $1,449,000 | SMARTMLS |
| May 24, 2016 | Listed | $1,495,000 | SMARTMLS |
| Apr 4, 2016 | Listed | $1,495,000 | Greenwich |
| Jul 17, 2015 | Listing removed | $1,545,000 | Greenwich |
| Jun 25, 2015 | Price changed | $1,545,000 | SMARTMLS |
| Jun 24, 2015 | Price changed | $1,545,000 | Greenwich |
| Apr 3, 2015 | Listed | $1,595,000 | SMARTMLS |
| Apr 3, 2015 | Listing removed | $1,595,000 | SMARTMLS |
| Apr 1, 2015 | Listed | $1,595,000 | Greenwich |
| Dec 23, 2014 | Listing removed | $4,900 | SMARTMLS |
| Dec 12, 2014 | Listing removed | $1,595,000 | SMARTMLS |
| Dec 5, 2014 | Listing removed | $4,900 | Greenwich |
| Nov 10, 2014 | Price changed for rent | $4,900 | SMARTMLS |
| Nov 7, 2014 | Price changed | $1,595,000 | Greenwich |
| Nov 4, 2014 | Price changed for rent | $5,900 | SMARTMLS |
| Nov 3, 2014 | Price changed for rent | $5,900 | Greenwich |
| Oct 21, 2014 | Price changed | $1,630,000 | SMARTMLS |
| Oct 13, 2014 | Listed for rent | $6,500 | SMARTMLS |
| Oct 10, 2014 | Listed for rent | $6,500 | Greenwich |
| Sep 19, 2014 | Listed | $1,680,000 | Greenwich |
| Sep 18, 2014 | Listed | $1,680,000 | SMARTMLS |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $628,250 | — | $628,250 | $7,765 |
| 2023 | $628,250 | — | $628,250 | $7,310 |
| 2022 | $628,250 | — | $628,250 | $7,244 |
| 2021 | $605,850 | — | $605,850 | $7,294 |
| 2020 | $605,850 | — | $605,850 | $7,282 |
| 2019 | $605,850 | — | $605,850 | $7,355 |
| 2018 | $605,850 | — | $605,850 | $7,191 |
| 2017 | $605,850 | — | $605,850 | $7,282 |
| 2016 | $605,850 | — | $605,850 | $7,167 |
| 2015 | $707,700 | — | $707,700 | $8,395 |
| 2013 | $707,700 | — | $707,700 | $8,004 |
Property facts
Year built
1868
Property type
condos
Stories
4
Beds
4
Baths
4
Living area
2,032 sqft
Lot size
—
ZIP code
06830
City
Greenwich
Street
William St
Coordinates
41.03490, -73.62796
Comparable properties nearby
Frequently asked questions
When did 45 William St last sell?
No public-record sale is on file for 45 William St.
What is the current tax assessment for 45 William St?
The most recent total assessment for 45 William St (year 2025) is $628,250 with $7,765 in property tax.
When was 45 William St built?
45 William St was built in 1868.
How does 45 William St compare to others on William St?
We track 8 other properties on William St. Browse the list under "Other properties on William St" to compare beds, baths, and sale history.
What are the property facts for 45 William St?
45 William St is a 4 bed, 4 bath, 2,032 sqft condos.
Is 45 William St a flip candidate?
No — 45 William St does not appear in our flips dataset.
Is 45 William St a tax-appeal candidate?
No — 45 William 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
-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 William St