9-11 Williams St, Chelsea MA 02150 - Preview 1 9-11 Williams St, Chelsea MA 02150 - Preview 2 9-11 Williams St, Chelsea MA 02150 - Preview 3 9-11 Williams St, Chelsea MA 02150 - Preview 4 9-11 Williams St, Chelsea MA 02150 - Preview 5 9-11 Williams St, Chelsea MA 02150 - Preview 6
9-11 Williams St, Chelsea MA 02150 - Preview 1 9-11 Williams St, Chelsea MA 02150 - Preview 2 9-11 Williams St, Chelsea MA 02150 - Preview 3 9-11 Williams St, Chelsea MA 02150 - Preview 4 9-11 Williams St, Chelsea MA 02150 - Preview 5 9-11 Williams St, Chelsea MA 02150 - Preview 6

9-11 Williams St, Chelsea MA 02150

Chelsea, MA 02150
$1,295,000
Est. $7,269/month
Estimate assumptions

20% down, a 30-year loan at 6.5%, and $200/month estimated insurance.

Includes the supplied property-tax and HOA inputs; missing inputs contribute $0. HOA fees with an unspecified frequency are treated as monthly. PMI and closing costs are excluded.

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1,660
Sq Ft
$780
Price/Sq Ft
0.02
Acres
1900
Year Built
41
Days on Market
For Sale Listed Aug 5, 2026 • MLS# 73559254 Copied! • Updated Aug 13, 2026

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About this home

Waterfront District Mixed-Use investment package, sold together with adjacent parcel 25 Division St (not available separately). Within Bellingham Square, this property is situated in Chelsea's waterfront district along Mystic River/Chelsea Creek corridor, the property is nearby Chelsea Commuter Rail. Quick access to the Tobin Bridge and minutes from downtown Boston. This parcel offers 1 residential unit (1BR/1BA) and the commercial space includes 2 restrooms and extra space for storage. The space is leased to a restaurant/liquor tenant through Nov 2028. Combined package (both parcels) totals 4 residential + 1 commercial unit. Pro-Forma available upon request

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Recently Sold Nearby

Property History

Market Insights

Property Timeline

👤
Agent Changed
Aug 13, 2026
Nichols Realty Team → Phaedra Udor
Agent: Phaedra Udor
🏠
Listed for Sale
Aug 5, 2026
$1,295,000
Original listing
Agent: Nichols Realty Team Office: MIG

Tax History

Year Taxes Assessment
2026 $6,250 —

Financial Details

Annual Property Tax
$6,250
Tax Year 2026

Facts & Features

Home Facts

Type Commercial Sale
Year Built 1900
Living Area 1,660 sq ft
Lot Size 0.02 acres
Gross Income $153,858
Net Operating Income $112,421
Cap Rate 8.68%
Heating None
Cooling None
Flooring None
Appliances None
Fireplace None
Basement None
Laundry None
Features None
Construction None
Architecture None
Roof None
Features None
Pool None
Spa None
Fencing None
Patio/Porch None
Features None

Utilities

Electric None
Water None
Sewer None
Gas None
Other Public Water, Public Sewer

Financial

Annual Tax $6,250
Fee Includes None
Amenities None
Optional Fee Includes None
Seller Disclosures None
Possession None
Accepted Financing None
Structure Type []
Documents None
County Suffolk

Property Overview

Listing Type
For Sale
Year Built
1900
Living Area
1,660 sq ft

Floor Layout

Interior Features

Flooring:
Appliances:
Interior Features:
Windows:
Basement:
Laundry:
Security:

Construction & Materials

Year Built: 1900
Structure Type:
Exterior Materials:
Roof:
Foundation:

Heating, Cooling & Utilities

Heating:
Cooling:
Hot Water:
Water Source:
Sewer:
Energy Features:

Exterior & Lot

Exterior Features:
Patio & Porch:
Fencing:
Other Structures:
Lot Features:
Road Surface:

Parking & Garage

Parking Features:
School District
Chelsea School District local
C-
⚠ School Safety 2024-25
5.2% Above Average
2.9% Suspensions 1.7% In-School 2.3% Emergency
↓ 0.3% below state avg
E

Elementary Schools

7 schools
St. Rose Elementary School
0.6 mi
Grades PK-08
Chelsea Virtual Learning Academy
1.2 mi
38 students Less Diverse
College Ready Curriculum
Grades K-12
Shurtleff Early Childhood School
0.2 mi
769 students Less Diverse
Grades PK-01
B+
William A Berkowitz Elementary School
1.3 mi | #287 of 825 | Score: 51.1
Improved 1 spots from last year
-7.1 below state avg
428 students Less Diverse
Grades 01-04
B
Edgar A Hooks Elementary School
1.3 mi | #409 of 825 | Score: 47.5
Improved 97 spots from last year
-10.7 below state avg
406 students Less Diverse
Rising School
Grades 01-04
C
Frank M Sokolowski Elementary School
1.3 mi | #631 of 825 | Score: 39.4
Improved 78 spots from last year
-18.8 below state avg
430 students Less Diverse
Rising School
Grades 01-04
C
George F. Kelly Elementary School
1.3 mi | #648 of 825 | Score: 38.4
Improved 182 spots from last year
-19.8 below state avg
471 students Less Diverse
Rising School
Grades 01-04
M

Middle Schools

3 schools
C-
Joseph A. Browne School
0.4 mi | #285 of 352 | Score: 33.1
Improved 61 spots from last year
-25.2 below state avg
501 students Less Diverse
Rising School
Grades 05-08
B
Eugene Wright Science and Technology Academy
0.4 mi | #9 of 16 | Score: 30.0
Improved 348 spots from last year
-28.2 below state avg
418 students Less Diverse
Rising School
Grades 05-08
D
Clark Avenue School
0.7 mi | #329 of 352 | Score: 28.2
Improved 32 spots from last year
-30 below state avg
641 students Less Diverse
Rising School
Grades 05-08
H

High Schools

3 schools
Seaport Academy School
0.6 mi
Grades 07-12
C
Chelsea Opportunity Academy
0.8 mi | #294 of 346 | Score: 59.3
Same rank as last year
115 students Less Diverse
College Ready Curriculum
Grades 09-12
C-
Chelsea High School
0.8 mi | #284 of 346 | Score: 43.0
Improved 24 spots from last year
-15.2 below state avg
1,532 students Less Diverse
12 sports • 796 athletes
Early College Program Rising School College Ready Curriculum
Grades 09-12
Learn about these ratings
School data provided by BMN Schools

Monthly Payment Calculator

Monthly Payment
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Principal, interest, taxes & insurance
Loan Amount
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After down payment
Total Interest
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Over life of loan
Total Cost
$0
Including down payment
%
Down: $0
%

Monthly Payment Breakdown

Principal & Interest $0
Property Tax $521
Homeowners Insurance $200
PMI (if <20% down) $0

Loan Summary

Total of 360 payments $0
Total principal paid $0
Total interest paid $0

Rate Impact

-0.5% Rate
$0/mo
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Current Rate
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+0.5% Rate
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Cost $0/mo

Payment Over Time

Interest
Principal
Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
* Estimates only. Actual payments may vary. Consult with a lender for accurate figures.

Location

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Neighborhood

9-11 Williams St, Chelsea MA 02150

Chelsea, MA 02150

Listing Information

Listing Agent Phaedra Udor
Listing Office MIG
Office Phone 617-651-5406
Agent MLS ID CN202355
Office MLS ID AN6265
Listing Data Updated Aug 13, 2026 12:42 PM 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

Steve Novak Real Estate
Steve Novak Real Estate
BMN Boston Powered by SERHANT
mail@steve-novak.com
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