Google street view image for 11 Walnut St, Boston, MA 02108

Off market dec 2005 for $2.1M

$5,891,334

Est. refi paymentEst. refi $5,243/mo

•

5.5 ba

•

4,185

sq ft

11 Walnut St, Boston, MA 02108

About this home

11 Walnut St is a 4,185 square foot townhouse on a 871 square foot lot with 4 bedrooms and 5.5 bathrooms. - it last sold on December 13, 2005 for $2,140,000. Based on Redfin's Boston data, we estimate the home's value is $5,891,334.

TownhomeProperty Type

1899Year Built

871 sq ftLot Size

$1,408Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$5,891,334

$3.8M since sold in December 2005$787K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 10.3% higher than the average sale price ($5.34M) of 6 comparable homes.

SOLD JUL 23, 2026
$5,600,000
A
5 beds3.5 baths3,849 sq ft
41 Chestnut St, Boston, MA 02108
SOLD MAR 23, 2026
$8,050,000
B
5 beds5 baths6,082 sq ft
9 Walnut St, Boston, MA 02108
SOLD SEP 9, 2026
$4,500,000
C
4 beds3.5 baths3,303 sq ft
5 Charles River Sq, Boston, MA 02114
SOLD JUL 7, 2026
$7,000,000
D
5 beds6 baths3,765 sq ft
62 Chestnut St, Boston, MA 02108
SOLD AUG 17, 2026
$4,250,000
E
4 beds4.5 baths3,500 sq ft
109 Appleton St, Boston, MA 02116
SOLD APR 17, 2026
$2,650,000
F
5 beds3 baths3,600 sq ft
11 West Cedar St, Boston, MA 02108

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Earn from this home

Sell

$4,859,359

Est. take-home

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Refinance

Est. cash available

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Rent

$4,613/mo

Redfin rental estimate

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Market trends in South Slope, MA

Last updated October 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-list price

96.5%

+1.7% MoM

Median sale price

$3.3M

$2M MoM

Avg. days on market

29d

33 days MoM

Recently sold homes

3 MoM

Provided by Redfin

Sale history for 11 Walnut St

Year

Property tax

Land + Additions

Assessment*

2023

$57,798 (+3.6%)

$1,695,700 + $3,685,900

$5,381,600

2022

$55,764 (+4.0%)

$1,615,000 + $3,510,400

$5,125,400

2021

$53,616 (+4.0%)

$1,583,300 + $3,441,600

$5,024,900

2020

$51,545 (+5.3%)

$1,227,000 + $3,654,200

$4,881,200

2019

$48,952 (+7.6%)

$1,002,500 + $3,641,900

$4,644,400

2018

$45,506 (+3.9%)

$1,002,500 + $3,339,700

$4,342,200

2017

$43,795

$1,002,500 + $3,133,000

$4,135,500

2016

$43,795 (+14.0%)

$1,002,500 + $2,978,900

$3,981,400

2015

$38,423 (+1.1%)

$704,500 + $2,468,300

$3,172,800

2014

$38,013 (+3.4%)

$704,500 + $2,317,200

$3,021,700

2013

$36,764 (−4.2%)

$704,500 + $2,093,400

$2,797,900

2012

$38,372 (+63.5%)

$469,700 + $2,472,900

$2,942,600

2009

$23,476 (+13.3%)

$553,200 + $1,282,300

$1,835,500

2006

$20,729

$627,900 + $1,322,100

$1,950,000

Tax history for 11 Walnut St

Year

Property tax

Land + Additions

Assessment*

2023

$57,798 (+3.6%)

$1,695,700 + $3,685,900

$5,381,600

2022

$55,764 (+4.0%)

$1,615,000 + $3,510,400

$5,125,400

2021

$53,616 (+4.0%)

$1,583,300 + $3,441,600

$5,024,900

2020

$51,545 (+5.3%)

$1,227,000 + $3,654,200

$4,881,200

2019

$48,952 (+7.6%)

$1,002,500 + $3,641,900

$4,644,400

2018

$45,506 (+3.9%)

$1,002,500 + $3,339,700

$4,342,200

2017

$43,795

$1,002,500 + $3,133,000

$4,135,500

2016

$43,795 (+14.0%)

$1,002,500 + $2,978,900

$3,981,400

2015

$38,423 (+1.1%)

$704,500 + $2,468,300

$3,172,800

2014

$38,013 (+3.4%)

$704,500 + $2,317,200

$3,021,700

2013

$36,764 (−4.2%)

$704,500 + $2,093,400

$2,797,900

2012

$38,372 (+63.5%)

$469,700 + $2,472,900

$2,942,600

2009

$23,476 (+13.3%)

$553,200 + $1,282,300

$1,835,500

2006

$20,729

$627,900 + $1,322,100

$1,950,000

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

Permits

Nov 20, 2021 • Final

Short form bldg

Work on a roof.

Roofing

Jan 19, 2017 • Final

Short form bldg

Perform interior renovations on a building.

Remodel

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Interior

Bathroom Information
# of Full Baths: 4
# of 1/2 Baths: 3

Heating & Cooling
Heating Type: Forced Air

Fireplace Information
# of Fireplaces: 6
Has Fireplace

Room Information
# of Rooms: 12

Exterior

Exterior Information
Physical Condition: Excellent
Building Style Type: Row House
Construction Type: Brick
Exterior Wall: Brick
Roof Shape Type: Mansard

Property Information
Living Sq. Ft: 4,185
Gross Sq. Ft: 5,370

Lot Information
# of Buildings: 1
Land Sq. Ft: 871
Municipality Name: BOSTON
Acres: 0.02
Zoning Code: R1
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2023

Public facts

Beds: 4
Baths: 5.5
Sq. Ft.: 4,185
Stories: —
Lot Size: 871 square feet
Style: Townhouse
Year Built: 1899
Year Renovated: 2016
County: Suffolk County
APN: 3356437

Home facts updated by county records on Jul 20, 2023

Around this home

Schools

K - 12
Preschool & daycare

Josiah Quincy Elementary School

Public PreK-5 • Assigned • 0.7mi

8/10

Quincy Upper School

Public 6-12 • Assigned • 0.7mi

3/10

Boston Adult Academy

Public 11-12 • Assigned • 0.6mi

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

6/10 Heat Factor

7 days above 97° expected this year, 15 days in 30 years

6/10 Wind Factor

64% chance of strong winds in next 30 years

3/10 Air Factor

3 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Boston, MA • 02108

Average low and high temperatures (°F)

34°

23°

36°

24°

50°

35°

58°

43°

68°

54°

79°

65°

83°

69°

78°

64°

73°

61°

63°

51°

53°

41°

40°

28°

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.2 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$5.60M – $6.78M

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Nearby similar homes

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OPEN SUN, 12PM TO 1PM

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Pocket doors • Plaster moldings • Marble mantels

OPEN SUN, 12PM TO 1:30PMVIDEO TOUR

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Studio unit • Modern finishes • Exposed brick

Home values near 11 Walnut St

Data from public records.

Address	Redfin Estimate
4 Walnut St Apartment 1, Boston, MA 4 Beds \| 3 Baths \| 1523 Sq. Ft.	$2,239,572
4 Walnut St Apartment 5, Boston, MA - Beds \| 1 Baths \| 520 Sq. Ft.	$702,393
6 Walnut St Apartment B1, Boston, MA 1 Beds \| 1 Baths \| 687 Sq. Ft.	$854,709
6 Walnut St Apartment 1, Boston, MA 2 Beds \| 1 Baths \| 1131 Sq. Ft.	$1,783,185
13 Walnut St Apartment 2, Boston, MA 3 Beds \| 4 Baths \| 2792 Sq. Ft.	$5,522,711
2 Chestnut St Apartment 1, Boston, MA 3 Beds \| 3.5 Baths \| 2138 Sq. Ft.	$4,243,219

Address	Redfin Estimate
4 Walnut St Apartment 3, Boston, MA 1 Beds \| 1 Baths \| 488 Sq. Ft.	$708,789
4 Walnut St Apartment 7, Boston, MA 2 Beds \| 2 Baths \| 1108 Sq. Ft.	$1,101,927
9 Walnut St, Boston, MA 5 Beds \| 5 Baths \| 6082 Sq. Ft.	$9,107,743
6 Walnut St Apartment B, Boston, MA 1 Beds \| 1 Baths \| 687 Sq. Ft.	$766,749
4 Chestnut St Apartment 4A, Boston, MA 7 Beds \| 6 Baths \| 5358 Sq. Ft.	$5,434,766
2 Chestnut St, Boston, MA 5 Beds \| 4.5 Baths \| 4130 Sq. Ft.	$9,806,343

Address	Redfin Estimate
4 Walnut St, Boston, MA 2 Beds \| 2 Baths \| 1108 Sq. Ft.	$1,586,132
4 Walnut St Apartment 8, Boston, MA 1 Beds \| 1 Baths \| 478 Sq. Ft.	$1,078,815
6 Walnut St Apartment 4, Boston, MA 2 Beds \| 1 Baths \| 1272 Sq. Ft.	$1,766,396
13 Walnut St Apartment 1, Boston, MA 3 Beds \| 3.5 Baths \| 2095 Sq. Ft.	$3,229,089
4 Chestnut St, Boston, MA 6 Beds \| 5 Baths \| 5439 Sq. Ft.	$7,087,096
2 Chestnut St Apartment 2, Boston, MA 4 Beds \| 4.5 Baths \| 4180 Sq. Ft.	$6,463,830

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GreatSchools Ratings provided by GreatSchools.org.

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