OFF MARKET

Off market

$2,109,692

•

3.5 ba

•

3,180

sq ft

23 Unity St, Boston, MA 02113

About this home

23 Unity St is a 3,180 square foot multi-family home on a 1,307 square foot lot with 6 bedrooms and 3.5 bathrooms. Based on Redfin's Boston data, we estimate the home's value is $2,109,692.

Multi-familyProperty Type

1880Year Built

1,307 sq ftLot Size

$663Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$2,109,692

$18K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 20.6% lower than the average sale price ($2.66M) of 6 comparable homes.

SOLD AUG 3, 2026
$2,760,000
A
5 beds3.5 baths3,300 sq ft
419 Main St, Charlestown, MA 02129
SOLD JUL 23, 2026
$5,600,000
B
5 beds3.5 baths3,849 sq ft
41 Chestnut St, Boston, MA 02108
SOLD SEP 18, 2026
$2,300,000
C
4 beds3 baths2,600 sq ft
11 Lawnwood Pl, Charlestown, MA 02129
SOLD APR 27, 2026
$1,190,000
D
6 beds4 baths2,775 sq ft
530-532 Medford St, Charlestown, MA 02129
SOLD JUN 30, 2026
$2,450,000
E
4 beds3 baths2,681 sq ft
127 High St, Charlestown, MA 02129
SOLD APR 7, 2026
$1,650,500
F
8 beds3.5 baths3,194 sq ft
6-8 School St, Charlestown, MA 02129

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Earn from this home

Sell

$2,004,136

Est. take-home

List your home with Redfin and save $10,548

Market trends in North End / Waterfront, MA

Last updated September 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-List Price

97.0%

+0.3% MoM

Median sale price

$840K

$10K MoM

Avg. days on market

33d

3 days MoM

Recently sold homes

2 MoM

Provided by Redfin

Sale history for 23 Unity St

As the MLS and public records start to fill up, we'll list the details here.

Year

Property tax

Land + Additions

Assessment*

2023

$19,000 (+6.6%)

$498,400 + $1,270,700

$1,769,100

2022

$17,823 (−0.5%)

$461,500 + $1,176,600

$1,638,100

2021

$17,915 (+6.5%)

$461,500 + $1,217,500

$1,679,000

2020

$16,822 (+7.2%)

$457,900 + $1,135,100

$1,593,000

2019

$15,689 (+7.6%)

$355,800 + $1,132,700

$1,488,500

2018

$14,575 (+4.0%)

$355,800 + $1,034,900

$1,390,700

2017

$14,020 (+2.9%)

$355,800 + $968,100

$1,323,900

2016

$13,622 (+1.1%)

$355,800 + $882,600

$1,238,400

2015

$13,468 (+7.4%)

$361,500 + $750,600

$1,112,100

2014

$12,542 (−1.4%)

$361,500 + $635,500

$997,000

2013

$12,718 (+16.8%)

$361,500 + $606,400

$967,900

2012

$10,887 (+2.0%)

$323,871 + $511,038

$834,909

2009

$10,678 (+18.7%)

$323,871 + $511,038

$834,909

2006

$8,999

$333,900 + $512,700

$846,600

Tax history for 23 Unity St

Year

Property tax

Land + Additions

Assessment*

2023

$19,000 (+6.6%)

$498,400 + $1,270,700

$1,769,100

2022

$17,823 (−0.5%)

$461,500 + $1,176,600

$1,638,100

2021

$17,915 (+6.5%)

$461,500 + $1,217,500

$1,679,000

2020

$16,822 (+7.2%)

$457,900 + $1,135,100

$1,593,000

2019

$15,689 (+7.6%)

$355,800 + $1,132,700

$1,488,500

2018

$14,575 (+4.0%)

$355,800 + $1,034,900

$1,390,700

2017

$14,020 (+2.9%)

$355,800 + $968,100

$1,323,900

2016

$13,622 (+1.1%)

$355,800 + $882,600

$1,238,400

2015

$13,468 (+7.4%)

$361,500 + $750,600

$1,112,100

2014

$12,542 (−1.4%)

$361,500 + $635,500

$997,000

2013

$12,718 (+16.8%)

$361,500 + $606,400

$967,900

2012

$10,887 (+2.0%)

$323,871 + $511,038

$834,909

2009

$10,678 (+18.7%)

$323,871 + $511,038

$834,909

2006

$8,999

$333,900 + $512,700

$846,600

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

Zoning and permits

Zoning
Permits

NORTH END NEIGHBORHOOD-MFR

RESTRICTED ROOF STRUCTURE DISTRICT

NDOD-FREEDOM TRAIL

RESTRICTED PARKING DISTRICT

North End Neighborhood-Multifamily Residential Subdistrict

The Multifamily Residential Subdistricts are established to encourage medium-density multifamily areas with a variety of allowed housing types, including one-, two- and three-family Dwellings, Row Houses, Town Houses, and Multifamily Dwellings.

Zone overlays

Restricted Roof Structure Overlay District In the East Boston Neighborhood District
Restricted Parking Districts

Permitted uses

Include but are not limited to:

Community / recreation center
Religious facility
Day care facility
Housing-Group
Housing-Single unit
Housing-Multiple units
Housing-Senior
Bed & breakfast
Fire house
Police station

Property details

Interior

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

Heating & Cooling
Heating Type: Forced Hot Water

Fireplace Information
# of Fireplaces: 3
Has Fireplace

Room Information
# of Rooms: 14

Exterior

Exterior Information
Physical Condition: Average
Exterior Wall: Brick
Roof Shape Type: Mansard

Property Information
Living Sq. Ft: 3,180
Gross Sq. Ft: 3,646
# of Units: 3
# of Stories: 4

Lot Information
# of Buildings: 1
Land Sq. Ft: 1,307
Municipality Name: BOSTON
Acres: 0.03
Zoning Code: R3
State Use Description: 3-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2023

Public facts

Beds: 6
Baths: 3.5
Sq. Ft.: 3,180
Stories: 4.0
Lot Size: 1,307 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1880
Year Renovated: 2003
County: Suffolk County
APN: 4279704

Home facts updated by county records on Jul 20, 2023

Around this home

Schools

Eliot K-8 Innovation School

Public PreK-8 • Assigned • 0.0mi

9/10

Charlestown High School

Public 7-12 • Assigned • 1.0mi

3/10

Horace Mann School For The Deaf

Public PreK-12 • Assigned • 1.1mi

Quincy Upper School

Public 6-12 • Assigned • 1.4mi

3/10

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

6/10 Heat Factor

7 days above 95° 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 • 02113

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

$2.01M – $2.43M

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Home values near 23 Unity St

Data from public records.

Address	Redfin Estimate
26 Unity St Apartment 1, Boston, MA - Beds \| 1 Baths \| 456 Sq. Ft.	$428,102
26 Unity St Apartment 4, Boston, MA 2 Beds \| 1 Baths \| 472 Sq. Ft.	$512,082

Address	Redfin Estimate
26 Unity St Apartment 2, Boston, MA 1 Beds \| 1 Baths \| 420 Sq. Ft.	$506,594
26 Unity St Apartment 5, Boston, MA 1 Beds \| 1 Baths \| 521 Sq. Ft.	$531,873

Address	Redfin Estimate
26 Unity St Apartment 3, Boston, MA 1 Beds \| 1 Baths \| 472 Sq. Ft.	$501,788
24 Unity St, Boston, MA 6 Beds \| 2 Baths \| 1824 Sq. Ft.	$1,409,067

Property information provided by undefined .

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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 North End / Waterfront, MA

Sale history for 23 Unity St

Tax history for 23 Unity St

Zoning and permits

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

Home values near 23 Unity St

More real estate resources