Skip to main content
MarketTimeline.com
MT
MarketTimeline
.com
Methodology Top Markets
Public Record 80M+ records · 25M+ properties All 50 states Methodology

309 Round Hill Rd

Greenwich, CT 06831

4 bd 4 ba 4,230 sqft Built 1970 Lot 174,240 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

YearBuildingLandTotal assessedTax paid
2025 $647,430 $915,670 $1,563,100 $18,820
2023 $647,430 $915,670 $1,563,100 $17,804
2022 $647,430 $915,670 $1,563,100 $17,632
2021 $619,220 $796,250 $1,415,470 $16,405
2020 $619,220 $796,250 $1,415,470 $16,405
2019 $616,490 $796,250 $1,412,740 $16,501
2018 $488,530 $796,250 $1,284,780 $14,608
2017 $479,290 $796,250 $1,275,540 $14,503
2016 $479,290 $796,250 $1,275,540 $14,286
2015 $393,470 $1,155,770 $1,549,240 $17,460
2013 $393,470 $1,155,770 $1,549,240 $16,546
2006 $395,990 $1,161,580 $1,557,570 $11,682
2004 $294,070 $987,350 $1,281,420 $14,249
2003 $294,070 $987,350 $1,281,420 $13,775

Property facts

Year built
1970
Property type
single_family
Stories
1
Beds
4
Baths
4
Living area
4,230 sqft
Lot size
174,240 sqft
ZIP code
06831
City
Greenwich
Street
Round Hill Rd
Coordinates
41.08690, -73.66590

Comparable properties nearby

Block-level micro-comps

Same street, ±3 house numbers, sold in the last 24 months

Frequently asked questions

When did 309 Round Hill Rd last sell?
No public-record sale is on file for 309 Round Hill Rd.
What is the current tax assessment for 309 Round Hill Rd?
The most recent total assessment for 309 Round Hill Rd (year 2025) is $1,563,100 with $18,820 in property tax.
When was 309 Round Hill Rd built?
309 Round Hill Rd was built in 1970.
How does 309 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 309 Round Hill Rd?
309 Round Hill Rd is a 4 bed, 4 bath, 4,230 sqft, 174,240 sqft lot single_family.
Is 309 Round Hill Rd a flip candidate?
No — 309 Round Hill Rd does not appear in our flips dataset.
Is 309 Round Hill Rd a tax-appeal candidate?
No — 309 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 valuation
Quarterly trend
-1.6%
Implied 1-yr
-6.2%
2026 Q3
$3.71M
2026 Q4
$3.65M
ZIP 06831 — Median Price History + Forecast

Explore nearby