429 Round Hill Rd
Greenwich, CT 06831
Built 1820 Lot 174,240 sqft single_family
Most recent sale
$3,700,000
Jun 1, 2015
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Apr 18, 2024 | Sold | $3,635,000 | Public Record |
| Oct 20, 2023 | Price changed | $3,900,000 | Greenwich |
| May 31, 2023 | Price changed | $4,100,000 | Greenwich |
| Jan 3, 2023 | Price changed | $4,850,000 | Greenwich |
| Aug 28, 2022 | Price changed | $5,200,000 | MLS #116162 |
| Jun 17, 2022 | Listed | $6,450,000 | MLS #116163 |
| Jun 17, 2015 | Listing removed | $3,850,000 | SMARTMLS |
| Jun 1, 2015 | Sold | $3,700,000 | Public Record |
| Apr 3, 2015 | Listing removed | $3,850,000 | Greenwich |
| Mar 28, 2015 | Listed | $3,850,000 | MLS #99097482 |
| Mar 27, 2015 | Listed | $3,850,000 | MLS #92729 |
| Aug 30, 1989 | Sold | $1,394,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $1,093,750 | $1,408,750 | $2,502,500 | $30,130 |
| 2023 | $1,093,750 | $1,408,750 | $2,502,500 | $28,503 |
| 2022 | $1,093,750 | $1,408,750 | $2,502,500 | $28,228 |
| 2021 | $1,212,540 | $1,225,000 | $2,437,540 | $28,251 |
| 2020 | $1,113,070 | $1,225,000 | $2,338,070 | $27,098 |
| 2019 | $1,113,070 | $1,225,000 | $2,338,070 | $27,309 |
| 2018 | $1,113,070 | $1,225,000 | $2,338,070 | $26,584 |
| 2017 | $1,113,070 | $1,225,000 | $2,338,070 | $26,584 |
| 2016 | $1,113,070 | $1,225,000 | $2,338,070 | $26,186 |
| 2015 | $465,990 | $1,359,750 | $1,825,740 | $20,576 |
| 2013 | $465,990 | $1,359,750 | $1,825,740 | $19,499 |
| 2006 | $534,100 | $1,760,010 | $2,294,110 | $17,206 |
| 2004 | $575,820 | $1,161,580 | $1,737,400 | $19,320 |
| 2003 | $575,820 | $1,161,580 | $1,737,400 | $18,677 |
Property facts
Year built
1820
Property type
single_family
Stories
—
Beds
—
Baths
—
Living area
—
Lot size
174,240 sqft
ZIP code
06831
City
Greenwich
Street
Round Hill Rd
Coordinates
41.10039, -73.66590
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 429 Round Hill Rd last sell?
429 Round Hill Rd most recently sold on Jun 1, 2015 for $3,700,000.
What is the current tax assessment for 429 Round Hill Rd?
The most recent total assessment for 429 Round Hill Rd (year 2025) is $2,502,500 with $30,130 in property tax.
How does 429 Round Hill Rd's assessment compare to its last sale price?
The current assessment is 32.4% below the last sale price of $3,700,000.
When was 429 Round Hill Rd built?
429 Round Hill Rd was built in 1820.
How does 429 Round Hill Rd compare to others on Round Hill Rd?
We track 8 other properties on Round Hill Rd. Browse the list under "Other properties on Round Hill Rd" to compare beds, baths, and sale history.
What are the property facts for 429 Round Hill Rd?
429 Round Hill Rd is a 174,240 sqft lot single_family.
Is 429 Round Hill Rd a flip candidate?
No — 429 Round Hill Rd does not appear in our flips dataset.
Is 429 Round Hill Rd a tax-appeal candidate?
No — 429 Round Hill Rd is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-1.6%
Implied 1-yr
-6.2%
2026 Q3
$3.71M
2026 Q4
$3.65M
ZIP 06831 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Round Hill Rd