99 Sumner St # 305, Boston MA 02128

Boston, MA 02128 • East Boston

$575,000

Est. $3,788/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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Beds

Baths

722

Sq Ft

$796

Price/Sq Ft

2020

Year Built

Condominium

Type

New today

Time on Market

For Sale Open House Listed Oct 21, 2026 • MLS# 73593828 Copied! • Updated Oct 22, 2026

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Open House Schedule

Oct

Saturday, October 24

12:00 PM - 2:00 PM EDT

About this home

Welcome to The Mark, a luxury waterfront condominium residence in East Boston’s vibrant Jeffries Point neighborhood. This contemporary home offers refined finishes, an open-concept layout, and access to an exceptional collection of resident amenities, fitness center, resident lounge, library/card room, golf simulator and screening room, plus garage parking. Ideally positioned near the waterfront, parks, restaurants, Maverick Square, and convenient access to downtown Boston, Logan Airport, and the Seaport. Enjoy elevated city living in one of East Boston’s premier full-service buildings.

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Recently Sold Nearby

Price & Status History

Property Timeline

🏠

Listed for Sale

Oct 22, 2026

$575,000

Original listing

Office: Hooli Homes Boston

Date	Event	Price	Change	$/sqft	Details
10/22/2026	🏠 Listed for Sale	$575,000	-	-	Original listing

Tax History

Year	Taxes	Assessment
2026	$8	$654,000

Financial Details

Annual Property Tax

Tax Year 2026

HOA Fee

$680

Monthly

Assessed Value

$654,000

Facts & Features

Central AC

Home Facts

Type Residential

Style Condominium

Year Built 2020

Living Area 722 sq ft

Stories 3

Bedrooms 1

Full Baths 1

Total Rooms 4

Interior

Heating Central, Forced Air

Cooling Central Air

Flooring None

Appliances None

Fireplace None

Basement N

Laundry None

Features None

Exterior

Construction Frame, Stone

Architecture None

Roof Shingle

Features None

Pool None

Spa None

Fencing None

Patio/Porch None

Parking

Features None

Utilities

Electric None

Water Public

Sewer Public Sewer

Gas None

Other None

Financial

Annual Tax $8

Assessed Value $654,000

HOA & Community

HOA Fee $680 Monthly

Fee Includes Water, Sewer, Insurance, Security, Road Maintenance, Maintenance Grounds, Snow Removal, Air Conditioning, Reserve Funds

Amenities Elevator(s), Golf Course, Tennis Court(s), Playground, Park, Fitness Center, Clubroom, Trail(s), Beach Rights, Garden Area, Clubhouse

Optional Fee Includes None

Down Payment Resource Eligible

MA Disclosures

Lead Paint Unknown

Seller Disclosures None

Additional Details

Possession None

Accepted Financing None

Structure Type ["High-Rise"]

Unit/Building 305

Sq Ft Source Appraiser

Documents None

County Suffolk

Total market time (incl. prior listings) 19 days

Property Overview

Property Type

Condominium

Listing Type

For Sale

Year Built

2020

Bedrooms

Full Bathrooms

Living Area

722 sq ft

Total Rooms

Stories

Entry Level

Floor Layout

Interior Features

Flooring:

Appliances:

Interior Features:

Windows:

Basement: N

Laundry:

Security:

Construction & Materials

Year Built: 2020

Structure Type: High-Rise

Exterior Materials: Frame, Stone

Roof: Shingle

Foundation:

Stories: 3

Utilities & Systems

Heating: Central, Forced Air

Cooling: Central Air

Hot Water:

Water Source: Public

Sewer: Public Sewer

Energy Features:

Exterior & Lot

Exterior Features:

Patio & Porch:

Fencing:

Other Structures:

Lot Features:

Road Surface:

Parking & Garage

Parking Features:

Special Features

Waterfront: Yes

Waterfront Type: Waterfront, Ocean

Community Amenities:

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: 45.2

Improved 124 spots from last year

-13 below state avg

100 students Diverse

Rising School Strong Attendance

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 | #300 of 346 | Score: 38.2

Improved 36 spots from last year

-20 below state avg

1,181 students Moderate

14 sports • 584 athletes

Early College Program Rising School

Grades 07-12

Charlestown High

1.2 mi

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Down Payment

Down: $0

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Monthly Payment Breakdown

Principal & Interest $0

Property Tax $1

Homeowners Insurance $200

HOA Fee $680/mo

PMI (if <20% down) $0

Loan Summary

Total of 360 payments $0

Total principal paid $0

Total interest paid $0

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Interest

Principal

Year 1

95% Interest

Year 15

50/50

Year 30

95% Principal

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Location

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Neighborhood

East Boston

99 Sumner St # 305, Boston MA 02128

Boston, MA 02128

Listing Information

Listing Agent Ruoxuan Zhou

Listing Office Hooli Homes Boston

Office Phone 617-487-8083

Agent MLS ID CN264765

Office MLS ID AN4297

Listing Data Updated Oct 22, 2026 3:30 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

Steve Novak Real Estate

BMN Boston Powered by SERHANT

mail@steve-novak.com

Ask about this property — free, no obligation.

99 Sumner St # 305, Boston MA 02128

Open House Schedule

About this home

Recently Sold Nearby

Property Timeline

Listed for Sale

Tax History

Home Facts

Interior

Exterior

Parking

Utilities

Financial

HOA & Community

MA Disclosures

Additional Details

Property Overview

Nearby Schools

Elementary Schools

Middle Schools

High Schools

Monthly Payment Breakdown

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99 Sumner St # 305, Boston MA 02128

Open House Schedule

About this home

BMN Estimate

Recently Sold Nearby

Price & Status History

Property Timeline

Listed for Sale

Detailed History Table ▼

Tax History

Financial Details

Facts & Features

Home Facts

Interior

Exterior

Parking

Utilities

Financial

HOA & Community

MA Disclosures

Additional Details

Property Overview

Floor Layout

Interior Features

Construction & Materials

Utilities & Systems

Exterior & Lot

Parking & Garage

Special Features

Nearby Schools

Elementary Schools

Middle Schools

High Schools

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Loan Summary

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Listing Information

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