401 W 4th St, Boston MA 02127

Boston, MA 02127 • South Boston

$1,249,000

$1,199,000

Est. $7,115/month

5

Beds

5

Baths

2,795

Sq Ft

$429

Price/Sq Ft

0.03

Acres

1900

Year Built

Multi Family

Type

45

Days on Market

Active Price Drop -$50,000 Listed Jun 9, 2026 • MLS# 73532773 Copied! • Updated Jul 18, 2026

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About this home

Amazing opportunity to develop a single family to a 4 floor two family with approved plans included in the sale. The building currently features 3 floors of living space, 4 bedrooms, and a partially finished walk out basement with tenants in place until August 2026. The plans have both units being coveted duplexes with generous square footage and the ability to extend the living area even further by maximizing the by right FAR of 2.0. Buyer has the ability to flip as condos or hold for great rental returns.

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Recently Sold Nearby

Property History

Market Insights

1

Price Changes

4%

Price Range

Property Timeline

↓

Price Reduced

Jul 14, 2026

$1,199,000 $50,000 (-4%)

From $1,249,000 to $1,199,000 (-4.0%)

🏠

Listed for Sale

Jun 9, 2026

$1,249,000

Original listing

Agent: Calder Billings Office: Keller Williams Realty

Detailed History Table ▼

Date	Event	Price	Change	$/sqft	Details
07/14/2026	↓ Price Reduced	$1,199,000	$50,000	-	From $1,249,000 to $1,199,000 (-4.0%)
06/09/2026	🏠 Listed for Sale	$1,249,000	-	-	Original listing

Tax History

Year	Taxes	Assessment
2025	$10,222	$882,700

Financial Details

Annual Property Tax

$10,222

Tax Year 2025

Assessed Value

$882,700

Facts & Features

Home Facts

Type Residential Income

Style Multi Family

Year Built 1900

Living Area 2,795 sq ft

Lot Size 0.03 acres

Bedrooms 5

Full Baths 5

Total Rooms 11

Investment Metrics

Units 2

Unit 1 Rent — · Y

Unit 2 Rent — · N

Gross Income $60,000

Net Operating Income $60,000

Cap Rate 5.00%

Interior

Heating None

Cooling None

Flooring None

Appliances None

Fireplace None

Basement Partially Finished

Laundry None

Features None

Exterior

Construction None

Architecture None

Roof Shingle, Rubber

Features None

Pool None

Spa None

Fencing None

Patio/Porch Enclosed, Patio

Parking

Features None

Utilities

Electric None

Water Public

Sewer Public Sewer

Gas None

Other None

Financial

Annual Tax $10,222

Assessed Value $882,700

HOA & Community

Fee Includes None

Amenities None

Optional Fee Includes None

MA Disclosures

Seller Disclosures Currently Is A 4 Bedroom/2 Bathroom Single Family. Approved Plans Included In Sale To Convert To A 2795sqft Two-family. Current Lease Is Until 8/31/26 For $5, 000/month. Plans Could Be Edited To Maximize By Right Far Of 2.0.

Additional Details

Possession None

Accepted Financing None

Structure Type []

Sq Ft Source Owner

Sq Ft Disclosures FAR not Maximized. Buyer to do own due diligence to increase FAR to 2.0 by right amount.

Documents None

County Suffolk

Total market time (incl. prior listings) 39 days

Property Overview

Property Type

Multi Family

Listing Type

For Sale

Year Built

1900

Bedrooms

5

Full Bathrooms

5

Living Area

2,795 sq ft

Total Rooms

11

Stories

4

Levels

4

Room Details

Other Floor

Bathroom1

Bedroom5

Bedroom4

Bedroom3

Dining Room

Kitchen

Bathroom2

Bedroom2

Living Room

Bathroom3

Master Bedroom

Office

Family Room

Master Bathroom

Interior Features

Flooring:

Appliances:

Interior Features:

Windows:

Basement: Partially Finished

Laundry:

Security:

Construction & Materials

Year Built: 1900

Structure Type:

Exterior Materials:

Roof: Shingle, Rubber

Foundation: Other

Stories: 4

Heating, Cooling & Utilities

Heating:

Cooling:

Hot Water: Natural Gas

Water Source: Public

Sewer: Public Sewer

Energy Features:

Exterior & Lot

Exterior Features:

Patio & Porch: Enclosed, Patio

Fencing:

Other Structures:

Lot Features: Gentle Sloping

Road Surface:

Parking & Garage

Parking Features:

Nearby Schools

School District

Boston School District local

C-

🎓 Where Graduates Go Class of 2021

52% attend college

38% 4-Year 14% 2-Year 7% Out of State 7% Working

⚠ School Safety 2024-25

3.7% Above Average

3.2% Suspensions 0.3% In-School 0.5% Emergency

↓ 1.8% below state avg

E

Elementary Schools

10 schools

St. Peter Academy School

< 0.1 mi

Grades PK-08

F

Condon K-8 School

0.2 mi | #345 of 352 | Score: 24.6

Improved 13 spots from last year

-33.6 below state avg

518 students Diverse

Diverse Student Body

Grades PK-08

F

Tynan Elementary School

0.5 mi | #816 of 824 | Score: 24.8

Dropped 94 spots from last year

-33.5 below state avg

227 students Very Diverse

Diverse Student Body

Grades PK-06

B

Excel Academy Charter School

0.9 mi | #155 of 346 | Score: 54.9

Improved 160 spots from last year

-3.3 below state avg

1,379 students Moderate

High Graduation Rate Rising School

Grades 05-12

F

Clap Elementary School

1.0 mi | #808 of 824 | Score: 26.3

Dropped 23 spots from last year

-31.9 below state avg

140 students Diverse

Diverse Student Body

Grades PK-06

Saint John Paul II Academy - Columbia

1.2 mi

Grades PK-08

B

Boston Collegiate Charter School

1.2 mi | #167 of 346 | Score: 53.7

Improved 31 spots from last year

-4.5 below state avg

708 students Diverse

Rising School College Ready Curriculum Diverse Student Body

Grades 05-12

F

Blackstone Elementary School

1.2 mi | #809 of 824 | Score: 26.3

Improved 12 spots from last year

-31.9 below state avg

582 students Moderate

Grades PK-06

D

Dever Elementary School

1.4 mi | #752 of 824 | Score: 32.4

Improved 56 spots from last year

-25.9 below state avg

445 students Diverse

Rising School

Grades K-06

D

Melvin H. King South End Academy

1.4 mi | #24 of 25 | Score: 20.2

Improved 363 spots from last year

-38.1 below state avg

125 students Diverse

Rising School Diverse Student Body

Grades PK-12

M

Middle Schools

10 schools

Middle School Academy

0.2 mi

A

Uncommon Schools - Roxbury Preparatory Dorchester Campus Middle School

2.1 mi | #4 of 16 | Score: 41.9

Improved 187 spots from last year

-16.3 below state avg

1,126 students Diverse

Rising School College Ready Curriculum

Grades 05-08

F

Higginson/Lewis K-8 School

2.2 mi | #349 of 352 | Score: 23.6

Improved 3 spots from last year

-34.6 below state avg

213 students Diverse

Grades 03-08

Dearborn Middle School

2.6 mi

Mother Caroline Academy

2.7 mi

Grades 05-08

Nativity Prep School

2.9 mi

Grades 05-08

Epiphany School

3.1 mi

Grades 05-08

C

Ohrenberger School

7.3 mi | #265 of 352 | Score: 34.9

Improved 20 spots from last year

-23.3 below state avg

477 students Diverse

Rising School Diverse Student Body

Grades 03-08

UP Academy

0.2 mi

McCormack Middle

1.3 mi

H

High Schools

10 schools

C

Quincy Upper School

1.1 mi | #268 of 346 | Score: 44.6

Improved 4 spots from last year

-13.6 below state avg

557 students Very Diverse

12 sports • 208 athletes

High Graduation Rate Diverse Student Body

Grades 06-12

Cathedral High School

1.1 mi

9 sports • 430 athletes

Grades 07-12

C

Ruth Batson Academy

1.3 mi | #19 of 25 | Score: 27.6

Improved 346 spots from last year

-30.6 below state avg

604 students Diverse

8 sports • 128 athletes

Early College Program Rising School

Grades 07-12

B

Dearborn STEM Academy

1.8 mi | #13 of 25 | Score: 31.7

Improved 356 spots from last year

-26.6 below state avg

565 students Diverse

10 sports • 242 athletes

Early College Program Rising School

Grades 07-12

Newman School

2.0 mi

Grades 07-12

A-

O'Bryant School of Math & Science

2.1 mi | #90 of 346 | Score: 61.1

Improved 94 spots from last year

+2.9 above state avg

1,509 students Very Diverse

High Graduation Rate Rising School College Ready Curriculum Diverse Student Body

Grades 07-12

A+

Boston Latin Academy

2.3 mi | #2 of 25 | Score: 63.9

Improved 214 spots from last year

+5.7 above state avg

1,693 students Very Diverse

17 sports • 1,298 athletes

High Graduation Rate Rising School Strong Athletics Diverse Student Body

Grades 07-12

A+

Boston Latin School

2.7 mi | #19 of 346 | Score: 73.3

Improved 61 spots from last year

+15.1 above state avg

2,424 students Very Diverse

18 sports • 2,006 athletes

Strong AP Program High Graduation Rate Rising School Strong Athletics

Grades 07-12

D

Charlestown High School

3.1 mi | #322 of 346 | Score: 31.0

Improved 49 spots from last year

-27.2 below state avg

754 students Diverse

11 sports • 488 athletes

Early College Program Rising School

Grades 07-12

C-

East Boston High School

3.2 mi | #305 of 346 | Score: 37.3

Improved 31 spots from last year

-20.9 below state avg

1,252 students Less Diverse

14 sports • 584 athletes

Early College Program Rising School

Grades 07-12

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Location

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Neighborhood

South Boston

401 W 4th St, Boston MA 02127

Boston, MA 02127

Listing Information

Listing Agent Calder Billings

Listing Office Keller Williams Realty

Office Phone 617-969-9000

Agent MLS ID CN217368

Office MLS ID BB5962

Listing Data Updated Jul 18, 2026 3:05 AM EDT

Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.

Contact Us

BMN Boston Real Estate

Douglas Elliman

(617) 800 - 9008 contact@bmnboston.com

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