SOLD MAR 23, 2026

Off market mar 2026 for $8M

$7,944,212

Est. refi paymentEst. refi $11,668/mo

•

6,082

sq ft

9 Walnut St, Boston, MA 02108

About this home

Grand and wide South Slope single family townhouse with elevator to every floor! This gracious ultra wide Beacon Hill home has been fully renovated and upgraded with many recent capital improvements to systems and structure. Offering 5+ bedrooms, 4 full and 2 half baths, this wonderful home has an excellent scale with enormous floor to ceiling windows, soaring ceiling heights on every floor, a level and wide staircase and a large elevator. A parlor level eat in kitchen has ample storage, top-of-the-line appliances and access to a deck and an enclosed garden. Opposite the eat-in kitchen is a large formal dining room with views of Walnut St and a fireplace. A grand "Piano Nobile" is ideal for entertaining with its enormous scale, oversized windows and gas fireplace. A primary suite has ample closet space and an attached marble bath. 4 guest suites share 3 full baths and a full staircase leads to a captivating roof top deck with sensational views of Boston and The Charles River!

Single-familyProperty Type

1899Year Built

1,497 sq ftLot Size

$1,306Est. Price/Sq.Ft.

Listed by Michael Harper • Coldwell Banker Realty - Boston

Bought with Bernard Starr • Berkshire Hathaway HomeServices Commonwealth Real Estate

Redfin checked: 2 minutes ago

•Source:MLS PIN #73430657

Redfin Estimate

$7,944,212

$106K since sold in March 2026$225K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 59.2% higher than the average sale price ($4.99M) of 5 comparable homes.

SOLD JUL 23, 2026
$5,600,000
A
5 beds3.5 baths3,849 sq ft
41 Chestnut St, Boston, MA 02108
SOLD JUL 7, 2026
$7,000,000
B
5 beds6 baths3,765 sq ft
62 Chestnut St, Boston, MA 02108
SOLD AUG 17, 2026
$4,250,000
C
4 beds4.5 baths3,500 sq ft
109 Appleton St, Boston, MA 02116
SOLD SEP 9, 2026
$4,500,000
D
4 beds3.5 baths3,303 sq ft
5 Charles River Sq, Boston, MA 02114
SOLD SEP 30, 2026
$3,600,000
E
5 beds3 baths3,900 sq ft
51 Pinckney St, Boston, MA 02114

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Earn from this home

Sell

$1,176,497

Est. take-home

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Refinance

Est. cash available

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Rent

$4,706/mo

Redfin rental estimate

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Market trends in South Slope, MA

Last updated September 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

New listings for sale

$1,695,000
2 beds2 baths1,038 sq ft
21 Walnut Unit Maisonette, Boston, MA 02108
$1,650,000
2 beds2 baths1,615 sq ft
45 Province St #901, Boston, MA 02108
$7,990,000
5 beds5.5 baths7,782 sq ft
11 Chestnut St, Boston, MA 02108
See all

Provided by Redfin

Sale history for 9 Walnut St

Date

Event

Price

MLS PIN #73430657

Mar 23, 2026

Sold

$8,050,000

$1,324/sq ft

Sep 15, 2025

Listed

$8,750,000

$1,439/sq ft

MLS PIN #72109703

Jul 31, 2017

Sold

$6,850,000

$1,126/sq ft

Apr 6, 2017

Pending

—

Jan 18, 2017

Listed

$7,500,000

$1,233/sq ft

MOST ELEGANT, renovated grand 5BR residence with an ELEVATOR , ultra high ceilings and large spacious open floor plan offers many unique attributes. Sunny East-West facing home with grand entry foyer and staircase, formal DR and eat-in Chef's kitchen with a gorgeous custom cabinetry& fossil granite counters, built-in seating area, Wolf/Viking/SubZero, Miele/Asko appliances. Large, grand LR with tall windows, FP, HW floors, wet-bar. Incredible MBR suite with fabulous master bath with radiant heated floors, rain shower head. Great exercise room. Garden and incredible roof terrace with automatically retractable skylight, panoramic views of the city and the Charles. Rental parking. MUST SEE.

Public Records

Jan 6, 2005

Sold

$5,200,000

$855/sq ft

Public Records

Jan 21, 2000

Sold

$3,000,000

$493/sq ft

Year

Property tax

Land + Additions

Assessment*

2023

$84,437 (+3.6%)

$2,550,700 + $5,311,200

$7,861,900

2022

$81,464 (+4.0%)

$2,429,200 + $5,058,300

$7,487,500

2021

$78,325 (+3.7%)

$2,381,600 + $4,959,100

$7,340,700

2020

$75,506 (+5.2%)

$1,713,300 + $5,436,900

$7,150,200

2019

$71,748 (+13.2%)

$1,401,500 + $5,405,700

$6,807,200

2018

$63,372 (+3.9%)

$1,397,500 + $4,649,400

$6,046,900

2017

$60,987

$1,397,500 + $4,361,400

$5,758,900

2016

$60,961 (+1.5%)

$1,397,500 + $4,144,400

$5,541,900

2015

$60,037 (+1.1%)

$974,700 + $3,982,900

$4,957,600

2014

$59,396 (+3.4%)

$974,700 + $3,746,800

$4,721,500

2013

$57,445 (+10.5%)

$974,700 + $3,397,100

$4,371,800

2012

$51,987 (+8.1%)

$539,200 + $3,447,500

$3,986,700

2009

$48,087 (+29.8%)

$539,200 + $3,220,500

$3,759,700

2006

$37,038

$529,400 + $2,954,900

$3,484,300

Tax history for 9 Walnut St

Year

Property tax

Land + Additions

Assessment*

2023

$84,437 (+3.6%)

$2,550,700 + $5,311,200

$7,861,900

2022

$81,464 (+4.0%)

$2,429,200 + $5,058,300

$7,487,500

2021

$78,325 (+3.7%)

$2,381,600 + $4,959,100

$7,340,700

2020

$75,506 (+5.2%)

$1,713,300 + $5,436,900

$7,150,200

2019

$71,748 (+13.2%)

$1,401,500 + $5,405,700

$6,807,200

2018

$63,372 (+3.9%)

$1,397,500 + $4,649,400

$6,046,900

2017

$60,987

$1,397,500 + $4,361,400

$5,758,900

2016

$60,961 (+1.5%)

$1,397,500 + $4,144,400

$5,541,900

2015

$60,037 (+1.1%)

$974,700 + $3,982,900

$4,957,600

2014

$59,396 (+3.4%)

$974,700 + $3,746,800

$4,721,500

2013

$57,445 (+10.5%)

$974,700 + $3,397,100

$4,371,800

2012

$51,987 (+8.1%)

$539,200 + $3,447,500

$3,986,700

2009

$48,087 (+29.8%)

$539,200 + $3,220,500

$3,759,700

2006

$37,038

$529,400 + $2,954,900

$3,484,300

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

Public record

Public record
Permits

Beds

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

1,307 Sq. Ft.

Year renovated

2008

Sq. Ft.

5,838

Year built

1899

Style

Single Family Residential

County

Suffolk County

APN

3356438

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 9, 2024.

Property details

Parking

Parking Information
Open Parking Spaces: 0

Interior

Bathroom Information
# of Bathrooms (Full): 4
# of Bathrooms (Half): 2
Master Bathroom Features: Yes

Fireplace Information
Has Fireplace
# of Fireplaces (Total): 6

Appliances
Appliances: Range, Oven, Dishwasher, Disposal, Refrigerator, Freezer, Washer, Dryer

Interior Features
# of Rooms (Total): 12
Flooring: Wood, Carpet
Interior Features: Elevator

Exterior

Building Information
Building Area (Total): 6,082
Foundation Details: Concrete Perimeter
Construction Materials: Frame, Brick
Year Built Source: Public Records
Year Built Details: Approximate

Exterior Features
Roof: Slate, Rubber, Other
Patio And Porch Features: Deck - Roof, Patio
Exterior Features: Deck - Roof, Patio, City View(s)

Property Information
PropertySubType: Single Family Residence
Property AttachedYN: Yes
Above Grade Finished Area: 5282
Below Grade Finished Area: 800
ADU: N

Lot Information
Lot Size (Acres): 0.03
Lot Features: Level
ViewYN: Has View
View: City

Financial

Tax Information
Tax Annual Amount: $101,902
Tax Year: 2026

Utilities

Utility Information
Sewer: Public Sewer
Water Source: Public

Heating & Cooling
Has Heating
Has Cooling
Heating: Forced Air
Cooling: Central Air

Location

Location Information
Directions: Walnut Street Between Chestnut Street & Beacon Street
UnparsedAddress: 9 Walnut St, Boston MA 02108

Community Information
Senior CommunityYN: No
Community Features: Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Laundromat, Bike Path, Conservation Area, Highway Access, T-Station

Public facts

Beds: 5
Baths: 5.0
Sq. Ft.: 5,838
Stories: —
Lot Size: 1,307 square feet
Style: Single Family Residential
Year Built: 1899
Year Renovated: 2008
County: Suffolk County
APN: 3356438

Home facts updated by county records on Sep 9, 2024

Other

Listing Information
StandardStatus: Closed

Around this home

Schools

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)

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

$7.55M – $9.14M

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New listings for sale in 02108

$1,695,000

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21 Walnut Unit Maisonette, Boston, MA 02108

$1,650,000

2 beds2 baths1,615 sq ft

45 Province St #901, Boston, MA 02108

$7,990,000

5 beds5.5 baths7,782 sq ft

11 Chestnut St, Boston, MA 02108

Home values near 9 Walnut St

Data from public records.

Address	Redfin Estimate
4 Walnut Street #1, Boston, MA 4 Beds \| 3 Baths \| 1523 Sq. Ft.	$2,165,028
4 Walnut Street #5, Boston, MA - Beds \| 1 Baths \| 520 Sq. Ft.	$692,407

Address	Redfin Estimate
4 Walnut Street #3, Boston, MA 1 Beds \| 1 Baths \| 488 Sq. Ft.	$674,658
4 Walnut Street #7, Boston, MA 2 Beds \| 2 Baths \| 1108 Sq. Ft.	$933,169

Address	Redfin Estimate
4 Walnut Street, Boston, MA 2 Beds \| 2 Baths \| 1108 Sq. Ft.	$1,433,986
4 Walnut Street #8, Boston, MA 1 Beds \| 1 Baths \| 478 Sq. Ft.	$877,135

Property information provided by MLS PIN when last listed in 2025. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in South Slope, MA

Sale history for 9 Walnut St

Tax history for 9 Walnut St

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 02108

Home values near 9 Walnut St

More real estate resources