Google street view image for 621 Round Hill Rd, Greenwich, CT 06831

Off market nov 1995 for $870K

$7,200,584

Est. refi paymentEst. refi $6,006/mo

•

8 ba

•

8,656

sq ft

621 Round Hill Rd, Greenwich, CT 06831

About this home

621 Round Hill Rd is a 8,656 square foot house on a 4.82 acre lot with 7 bedrooms and 8 bathrooms. - it last sold on November 16, 1995 for $870,000. Based on Redfin's Greenwich data, we estimate the home's value is $7,200,584.

Single-familyProperty Type

1940Year Built

4.82 acresLot Size

$832Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$7,200,584

$6.3M since sold in November 1995$1.3M since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 14.8% higher than the average sale price ($6.27M) of 6 comparable homes.

SOLD JUL 24, 2026
$3,800,000
A
7 beds7 baths9,267 sq ft
43 Sterling Rd, Greenwich, CT 06831
SOLD JUL 13, 2026
$8,355,000
B
5 beds9 baths8,932 sq ft
22 Partridge Hill Ln, Greenwich, CT 06831
SOLD AUG 21, 2026
$3,950,000
C
5 beds5 baths5,163 sq ft
10 Gaston Farm Rd, Greenwich, CT 06831
SOLD JUL 2, 2026
$5,995,000
D
4 beds5 baths8,563 sq ft
900 North St, Greenwich, CT 06831
SOLD FEB 27, 2026
$7,150,000
E
5 beds5.5 baths7,916 sq ft
35 Sterling Rd, Greenwich, CT 06831
SOLD MAY 1, 2026
$8,372,500
F
6 beds7.5 baths9,113 sq ft
13 Wyckham Hill Ln, Greenwich, CT 06831

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Earn from this home

Sell

$6,785,186

Est. take-home

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Refinance

Est. cash available

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Rent

$4,682/mo

Redfin rental estimate

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Market trends in 06831, CT

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

103.0%

0.9% MoM

Median sale price

$2.7M

$174K MoM

Avg. days on market

31d

3 days MoM

Recently sold homes

6 MoM

New listings for sale

NEW 4 HRS AGO
$749,000
2 beds2 baths911 sq ft
2 Homestead Ln #407, Greenwich, CT 06831
COMING SOON
$10,950,000
6 beds6.5 baths7,400 sq ft
15 Zaccheus Mead Ln, Greenwich, CT 06831
$2,350,000
3 beds3 baths2,717 sq ft
7 Flower Ln, Greenwich, CT 06831
$34,995,000
5 beds7.5 baths14,131 sq ft
14 Meadow Ln, Greenwich, CT 06831
$29,900,000
6 beds6.5 baths6,910 sq ft
500 Round Hill Rd, Greenwich, CT 06831
VIDEO TOUR
$30,000,000
5 beds6 baths6,595 sq ft
38-48-58 Quaker Ln, Greenwich, CT 06831
$21,950,000
7 beds9.5 baths11,229 sq ft
11 Skyridge Rd, Greenwich, CT 06831
3D WALKTHROUGH
$6,850,000
8 beds10.5 baths11,300 sq ft
273 Riversville Rd, Greenwich, CT 06831
$1,750,000
4 beds3 baths2,282 sq ft
20 Thistle Ln, Greenwich, CT 06831
3D WALKTHROUGH
$3,100,000
5 beds3.5 baths3,791 sq ft
90 Taconic Rd, Greenwich, CT 06831
See all

Provided by Redfin

Sale history for 621 Round Hill Rd

Year

Property tax

Land + Additions

Assessment*

2023

$38,132 (+1.0%)

$1,540,770 + $1,807,050

$3,347,820

2022

$37,763 (−13.3%)

$1,540,770 + $1,807,050

$3,347,820

2021

$43,570

$1,339,800 + $2,419,480

$3,759,280

2020

$43,570 (−0.8%)

$1,339,800 + $2,419,480

$3,759,280

2019

$43,908 (+2.7%)

$1,339,800 + $2,419,480

$3,759,280

2018

$42,743

$1,339,800 + $2,419,480

$3,759,280

2017

$42,743 (+1.5%)

$1,339,800 + $2,419,480

$3,759,280

2016

$42,104 (+17.7%)

$1,339,800 + $2,419,480

$3,759,280

2014

$35,775

$1,368,710 + $1,892,450

$3,261,160

Tax history for 621 Round Hill Rd

Year

Property tax

Land + Additions

Assessment*

2023

$38,132 (+1.0%)

$1,540,770 + $1,807,050

$3,347,820

2022

$37,763 (−13.3%)

$1,540,770 + $1,807,050

$3,347,820

2021

$43,570

$1,339,800 + $2,419,480

$3,759,280

2020

$43,570 (−0.8%)

$1,339,800 + $2,419,480

$3,759,280

2019

$43,908 (+2.7%)

$1,339,800 + $2,419,480

$3,759,280

2018

$42,743

$1,339,800 + $2,419,480

$3,759,280

2017

$42,743 (+1.5%)

$1,339,800 + $2,419,480

$3,759,280

2016

$42,104 (+17.7%)

$1,339,800 + $2,419,480

$3,759,280

2014

$35,775

$1,368,710 + $1,892,450

$3,261,160

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Interior

Basement Information
Basement Sq. Ft: 705
Basement Type: Partial

Bathroom Information
# of Full Baths: 7
# of 1/2 Baths: 2

Heating & Cooling
Heating Type: Forced Air

Room Information
# of Rooms: 19

Exterior

Exterior Information
Physical Condition: Very Good
Building Style Type: Colonial
Construction Type: Brick
Exterior Wall: Brick
Roof Shape Type: Gable

Pool Information
Pool Type: Inground
Has Pool

Property Information
Living Sq. Ft: 8,656
# of Stories: 2

Parking & Garage Information
Parking Type: Attached Garage
Garage / Carport Type: Attached

Lot Information
# of Buildings: 1
Land Sq. Ft: 209,959
Municipality Name: GREENWICH
Acres: 4.82
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2023

Public facts

Beds: 7
Baths: 8.0
Sq. Ft.: 8,656
Stories: 2.0
Lot Size: 4.82 acres
Style: Single Family Residential
Year Built: 1940
Year Renovated: —
County: Fairfield County
APN: 1849996

Home facts updated by county records on Jul 12, 2023

Around this home

Schools

Parkway School

Public K-5 • Assigned • 1.1mi

10/10

Western Middle School

Public 6-8 • Assigned • 7.9mi

8/10

Greenwich High School

Public 9-12 • Assigned • 6.4mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

4/10 Heat Factor

7 days above 98° expected this year, 14 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

4/10 Air Factor

5 unhealthy days expected this year, 7 days in 30 years

Provided by First Street

Historical weather

Greenwich, CT • 06831

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.7 hours in June and 4.3 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$6.84M – $8.28M

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Nearby similar homes

NEW CONSTRUCTION

$11,995,000

7 beds9.5 baths15,896 sq ft

86 Howard Rd, Greenwich, CT 06831

$12,900,000

8 beds11 baths13,268 sq ft

550 Round Hill Rd, Greenwich, CT 06831

$6,995,000

5 beds7.5 baths10,981 sq ft

38 Partridge Hollow Rd, Greenwich, CT 06831

$5,495,000

5 beds6 baths4,946 sq ft

21 Pecksland Rd, Greenwich, CT 06831

$21,950,000

7 beds9.5 baths11,229 sq ft

11 Skyridge Rd, Greenwich, CT 06831

VIDEO TOUR

$30,000,000

5 beds6 baths6,595 sq ft

38-48-58 Quaker Ln, Greenwich, CT 06831

New listings for sale in 06831

NEW 4 HRS AGO

$749,000

2 beds2 baths911 sq ft

2 Homestead Ln #407, Greenwich, CT 06831

COMING SOON

$10,950,000

6 beds6.5 baths7,400 sq ft

15 Zaccheus Mead Ln, Greenwich, CT 06831

$2,350,000

3 beds3 baths2,717 sq ft

7 Flower Ln, Greenwich, CT 06831

$34,995,000

5 beds7.5 baths14,131 sq ft

14 Meadow Ln, Greenwich, CT 06831

$29,900,000

6 beds6.5 baths6,910 sq ft

500 Round Hill Rd, Greenwich, CT 06831

VIDEO TOUR

$30,000,000

5 beds6 baths6,595 sq ft

38-48-58 Quaker Ln, Greenwich, CT 06831

$21,950,000

7 beds9.5 baths11,229 sq ft

11 Skyridge Rd, Greenwich, CT 06831

3D WALKTHROUGH

$6,850,000

8 beds10.5 baths11,300 sq ft

273 Riversville Rd, Greenwich, CT 06831

$1,750,000

4 beds3 baths2,282 sq ft

20 Thistle Ln, Greenwich, CT 06831

Home values near 621 Round Hill Rd

Data from public records.

Address	Redfin Estimate
575 Round Hill Road, Greenwich, CT 5 Beds \| 7 Baths \| 7100 Sq. Ft.	$7,992,012
585 Round Hill Road, Greenwich, CT 5 Beds \| 6 Baths \| 8136 Sq. Ft.	$4,271,910

Address	Redfin Estimate
591 Round Hill Road, Greenwich, CT 6 Beds \| 8 Baths \| 14500 Sq. Ft.	$7,511,901
646 Round Hill Road, Greenwich, CT 5 Beds \| 4 Baths \| 3948 Sq. Ft.	$3,579,651

Address	Redfin Estimate
627 Round Hill Road, Greenwich, CT 4 Beds \| 3.5 Baths \| 4219 Sq. Ft.	$4,661,375
595 Round Hill Road, Greenwich, CT 5 Beds \| 5.5 Baths \| - Sq. Ft.	$8,768,073

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