99 Sumner St # 321, Boston MA 02128

Boston, MA 02128 • East Boston

$1,490,000

Est. $9,836/month

Beds

Baths

1,195

Sq Ft

$1,247

Price/Sq Ft

2021

Year Built

Condominium

Type

4 hours 7 minutes

Time on Market

Active Open House Listed May 27, 2026 • MLS# 73524677 Copied!

About this home

Residence 321 at The Mark, offers sophisticated waterfront living with panoramic harbor and skyline views. This spacious 2 bedroom + den home features oversized windows, a private balcony with stunning sunset views, sleek contemporary design complemented by custom motorized window treatments throughout. The open-concept layout is ideal for modern living and entertaining. Rarely available, the residence also includes TWO garage parking spaces and TWO private storage units. Residents enjoy luxury amenities including 24/7 concierge, fitness center with flex studio, harbor view terrace with grills and fire pits, resident lounge, golf simulator, conference room, and pet spa. Located in East Boston’s vibrant waterfront neighborhood, The Mark is just a 2-minute walk to Maverick Station on the MBTA Blue Line, steps from water taxis and the MBTA Ferry, and minutes from Logan Airport. Enjoy a waterfront lifestyle with refined living, exceptional convenience, and picture-perfect views.

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Property Overview

Property Type

Condominium

Listing Type

For Sale

Year Built

2021

Bedrooms

Full Bathrooms

Living Area

1,195 sq ft

Total Rooms

Stories

Entry Level

Open House Schedule

May

Saturday, May 30

1:00 PM - 2:30 PM EDT

May

Thursday, May 28

5:30 PM - 7:00 PM EDT

Facts & Features

2 Car Garage

Central AC

Home Facts

Type Residential

Style Condominium

Year Built 2021

Living Area 1,195 sq ft

Bedrooms 2

Full Baths 2

Total Rooms 6

Interior

Heating Central, Forced Air, Individual, Unit Control

Cooling Central Air, Individual, Unit Control

Flooring Wood, Tile

Appliances Range, Dishwasher, Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer

Fireplace None

Basement N

Laundry In Unit

Features None

Exterior

Construction None

Architecture None

Roof None

Features Balcony, City View(s)

Pool None

Spa None

Fencing None

Patio/Porch None

Parking

Garage Spaces 2

Has Garage Yes

Features Attached, Under, Garage Door Opener

Total Spaces 2

Utilities

Electric None

Water Public

Sewer Public Sewer

Gas None

Other None

Financial

Annual Tax $6,420

Assessed Value $1,157,400

Interior Features

Flooring: Wood, Tile

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

Interior Features:

Windows:

Basement: N

Laundry: In Unit

Security: Intercom, Concierge

Construction & Materials

Year Built: 2021

Structure Type: Mid-Rise

Exterior Materials:

Roof:

Foundation:

Stories: 1

Heating, Cooling & Utilities

Heating: Central, Forced Air, Individual, Unit Control

Heating Zones: 1

Cooling: Central Air, Individual, Unit Control

Cooling Zones: 1

Hot Water:

Water Source: Public

Sewer: Public Sewer

Energy Features:

Exterior & Lot

Exterior Features: Balcony, City View(s)

Patio & Porch:

Fencing:

Other Structures:

Lot Features:

Road Surface:

Parking & Garage

Garage Spaces: 2

Garage Type: Attached

Total Parking Spaces: 2

Parking Features: Attached, Under, Garage Door Opener

Special Features

Waterfront: Yes

Waterfront Type: Waterfront, Harbor, Ocean, 1 to 2 Mile To Beach, Beach Ownership(Public)

View: Yes

View Type: City

Community Amenities: Public Transportation, Shopping, Pool, Tennis Court(s)

Location

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Neighborhood

East Boston

99 Sumner St # 321, Boston MA 02128

Boston, MA 02128

Walkability

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Nearby Schools

Elementary Schools

3 schools

East Boston Central Catholic School

0.3 mi

Grades PK-08

B+

Alighieri Dante Montessori School

0.3 mi | #5 of 12 | Score: 45.3

Improved 124 spots from last year

-12.9 below state avg

109 students Diverse

Rising School

Grades PK-06

Alighieri Montessori

0.3 mi

Middle Schools

1 school

Edwards Middle

1.4 mi

High Schools

3 schools

East Boston High

1.0 mi

C-

East Boston High School

1.0 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

Charlestown High

1.2 mi

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Principal & Interest $0

Property Tax $535

Homeowners Insurance $200

HOA Fee $1,567/mo

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Year 1

95% Interest

Year 15

50/50

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95% Principal

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Property History

Property Timeline

🏠

Listed for Sale

May 27, 2026

$1,490,000

Original listing

Agent: Sherean Azarmi Office: Urban Circle Realty

Date	Event	Price	Change	$/sqft	Details
05/27/2026	🏠 Listed for Sale	$1,490,000	-	-	Original listing

Price & Status History

Date	Event	Price	Change
May 27, 2026	New Listing Added	$1,490,000	—

Market Statistics

Time on Market

4 hours 7 minutes

Price per Sq Ft

$1,247

Tax History

Year	Taxes	Assessment
2026	$6,420	$1,157,400

Financial Details

Annual Property Tax

$6,420

Tax Year 2026

HOA Fee

$1,567

Monthly

Assessed Value

$1,157,400

Listing Information

Listing Agent Sherean Azarmi

Listing Office Urban Circle Realty

Agent MLS ID M9502333

Office MLS ID AN0297

Listing Data Updated May 27, 2026 9:49 AM EDT

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

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99 Sumner St # 321, Boston MA 02128

About this home

Property Overview

Open House Schedule

Facts & Features

Home Facts

Interior

Exterior

Parking

Utilities

Financial

Interior Features

Construction & Materials

Heating, Cooling & Utilities

Exterior & Lot

Parking & Garage

Special Features

Location

Neighborhood

Walkability

Nearby Schools

Elementary Schools

Middle Schools

High Schools

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