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99 Sumner St # 307, Boston MA 02128 - Preview 1 99 Sumner St # 307, Boston MA 02128 - Preview 2 99 Sumner St # 307, Boston MA 02128 - Preview 3 99 Sumner St # 307, Boston MA 02128 - Preview 4 99 Sumner St # 307, Boston MA 02128 - Preview 5 99 Sumner St # 307, Boston MA 02128 - Preview 6 99 Sumner St # 307, Boston MA 02128 - Preview 7 99 Sumner St # 307, Boston MA 02128 - Preview 8 99 Sumner St # 307, Boston MA 02128 - Preview 9 99 Sumner St # 307, Boston MA 02128 - Preview 10 99 Sumner St # 307, Boston MA 02128 - Preview 11 99 Sumner St # 307, Boston MA 02128 - Preview 12 99 Sumner St # 307, Boston MA 02128 - Preview 13 99 Sumner St # 307, Boston MA 02128 - Preview 14 99 Sumner St # 307, Boston MA 02128 - Preview 15 99 Sumner St # 307, Boston MA 02128 - Preview 16 99 Sumner St # 307, Boston MA 02128 - Preview 17 99 Sumner St # 307, Boston MA 02128 - Preview 18 99 Sumner St # 307, Boston MA 02128 - Preview 19
99 Sumner St # 307, Boston MA 02128 - Preview 1 99 Sumner St # 307, Boston MA 02128 - Preview 2 99 Sumner St # 307, Boston MA 02128 - Preview 3 99 Sumner St # 307, Boston MA 02128 - Preview 4 99 Sumner St # 307, Boston MA 02128 - Preview 5 99 Sumner St # 307, Boston MA 02128 - Preview 6 99 Sumner St # 307, Boston MA 02128 - Preview 7 99 Sumner St # 307, Boston MA 02128 - Preview 8 99 Sumner St # 307, Boston MA 02128 - Preview 9 99 Sumner St # 307, Boston MA 02128 - Preview 10 99 Sumner St # 307, Boston MA 02128 - Preview 11 99 Sumner St # 307, Boston MA 02128 - Preview 12 99 Sumner St # 307, Boston MA 02128 - Preview 13 99 Sumner St # 307, Boston MA 02128 - Preview 14 99 Sumner St # 307, Boston MA 02128 - Preview 15 99 Sumner St # 307, Boston MA 02128 - Preview 16 99 Sumner St # 307, Boston MA 02128 - Preview 17 99 Sumner St # 307, Boston MA 02128 - Preview 18 99 Sumner St # 307, Boston MA 02128 - Preview 19

99 Sumner St # 307, Boston MA 02128

Boston, MA 02128 • East Boston's Jeffries Point
$460,000
Est. $3,527/month
1
Baths
447
Sq Ft
$1,029
Price/Sq Ft
2020
Year Built
Condominium
Type
121
Days on Market
Active Listed Mar 6, 2026 • MLS# 73483779 Copied! • Updated May 29, 2026

About this home

Discover The Mark East Boston – a stylish studio with a separate sleeping area. Just a 2-minute walk from Maverick Square’s Blue Line MBTA (3 minutes to Aquarium, 5 minutes to State Street), with access to Water Taxi Stop 66, ReelHouse, and a quick 5-minute drive to the airport.Exceptional amenities include a 24/7 concierge, fitness center with flex studio, pet spa room, harbor-view resident terrace with grills and fire pits, golf simulator and more. Don’t miss your chance to own on the waterfront—schedule your appointment today!

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A free agent CMA factors in condition, upgrades, and the street — the things comps alone can't see.

Recently Sold Nearby

Property History

Property Timeline

🏠
Listed for Sale
Mar 7, 2026
$460,000
Original listing
Office: Boston USwoo Realty LLC

Tax History

Year Taxes Assessment
2026 $5,804 $452,800

Financial Details

Annual Property Tax
$5,804
Tax Year 2026
HOA Fee
$517
Monthly
Assessed Value
$452,800

Facts & Features

Central AC

Home Facts

Type Residential
Style Condominium
Year Built 2020
Living Area 447 sq ft
Full Baths 1
Total Rooms 3

Interior

Heating Central
Cooling Central Air
Flooring None
Appliances Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
Fireplace None
Basement N
Laundry None
Features None

Exterior

Construction None
Architecture None
Roof Rubber
Features None
Pool None
Spa None
Fencing None
Patio/Porch None
Features None
Electric 110 Volts
Water Public
Sewer Public Sewer
Gas None
Other None
Annual Tax $5,804
Assessed Value $452,800

HOA & Community

HOA Fee $517 Monthly
Fee Includes Water, Sewer, Insurance, Security, Maintenance Structure, Maintenance Grounds, Snow Removal, Trash, Reserve Funds
Amenities Elevator(s), Recreation Facilities, Fitness Center, Clubroom, Garden Area
Optional Fee Includes None
Down Payment Resource Eligible
Pets Yes w/ Restrictions
Seller Disclosures None
Possession None
Accepted Financing None
Structure Type ["Mid-Rise"]
Unit/Building 307
Sq Ft Source Public Record
Documents None
County Suffolk
Total market time (incl. prior listings) 506 days

Property Overview

Property Type
Condominium
Listing Type
For Sale
Year Built
2020
Full Bathrooms
1
Living Area
447 sq ft
Total Rooms
3
Stories
1
Entry Level
3

Room Details

First Floor

Bathroom1
Bathroom - Tiled With Shower Stall, Countertops - Stone/Granite/Solid
Kitchen
Flooring - Wood, Recessed Lighting
Living Room
Flooring - Wood, Recessed Lighting
Master Bedroom
Closet, Flooring - Wood, Recessed Lighting

Other Floor

Bedroom5
Bedroom4
Bedroom3
Dining Room
Bathroom2
Bedroom2
Bathroom3
Office
Family Room
Master Bathroom

Interior Features

Flooring:
Appliances: Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
Interior Features:
Windows:
Basement: N
Laundry:
Security: Intercom, TV Monitor, Doorman, Concierge

Construction & Materials

Year Built: 2020
Structure Type: Mid-Rise
Exterior Materials:
Roof: Rubber
Foundation:
Stories: 1

Heating, Cooling & Utilities

Heating: Central
Heating Zones: 1
Cooling: Central Air
Cooling Zones: 1
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, Harbor, Frontage, Walk to, Access, Public, Bay, Ocean, Beach Ownership(Public)
Community Amenities: Public Transportation, Park, Walk/Jog Trails, Medical Facility, Marina, T-Station
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
East Boston Central Catholic School
0.2 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
D
McKay K-8 School
0.4 mi | #332 of 352 | Score: 27.6
Dropped 36 spots from last year
-30.7 below state avg
640 students Less Diverse
Grades PK-08
D
Adams Elementary School
0.5 mi | #767 of 824 | Score: 31.2
Dropped 88 spots from last year
-27 below state avg
237 students Moderate
Grades PK-06
C-
Kennedy Patrick J Elementary School
0.5 mi | #670 of 824 | Score: 37.5
Improved 47 spots from last year
-20.7 below state avg
279 students Less Diverse
Rising School
Grades PK-06
C+
Otis Elementary School
0.6 mi | #551 of 824 | Score: 42.9
Dropped 160 spots from last year
-15.3 below state avg
408 students Moderate
Grades PK-06
C+
Mario Umana Academy
0.6 mi | #11 of 16 | Score: 26.9
Improved 333 spots from last year
-31.3 below state avg
634 students Less Diverse
Rising School
Grades PK-08
D
O'Donnell Elementary School
0.6 mi | #777 of 824 | Score: 30.7
Dropped 52 spots from last year
-27.5 below state avg
256 students Less Diverse
Grades PK-06
A
Eliot K-8 Innovation School
0.6 mi | #48 of 352 | Score: 57.2
Improved 2 spots from last year
-1.1 below state avg
784 students Diverse
Strong Attendance
Grades PK-08
St. John Elementary School
0.7 mi
Grades PK-08
M

Middle Schools

10 schools
Middle School Academy
2.6 mi
F
Higginson/Lewis K-8 School
4.1 mi | #349 of 352 | Score: 23.6
Improved 3 spots from last year
-34.6 below state avg
213 students Diverse
Grades 03-08
A
Uncommon Schools - Roxbury Preparatory Dorchester Campus Middle School
4.4 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
Nativity Prep School
4.5 mi
Grades 05-08
Dearborn Middle School
4.8 mi
Mother Caroline Academy
4.8 mi
Grades 05-08
Epiphany School
5.5 mi
Grades 05-08
C
Ohrenberger School
9.3 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
Edwards Middle
1.4 mi
UP Academy
2.6 mi
H

High Schools

10 schools
C-
East Boston High School
0.9 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
D
Charlestown High School
1.2 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
Quincy Upper School
1.9 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
Newman School
2.4 mi
Grades 07-12
Cathedral High School
2.4 mi
9 sports • 430 athletes
Grades 07-12
B
Dearborn STEM Academy
3.6 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
C
Ruth Batson Academy
3.6 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
A-
O'Bryant School of Math & Science
3.6 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 School
3.7 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
A+
Boston Latin Academy
4.3 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
Learn about these ratings
School data provided by BMN Schools

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Monthly Payment Breakdown

Principal & Interest $0
Property Tax $484
Homeowners Insurance $200
HOA Fee $517/mo
PMI (if <20% down) $0

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Payment Over Time

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95% Interest
Year 15
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Location

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Neighborhood

East Boston's Jeffries Point

99 Sumner St # 307, Boston MA 02128

Boston, MA 02128

Listing Information

Listing Office Boston USwoo Realty LLC
Office Phone 857-239-9581
Agent MLS ID CN258127
Office MLS ID AN5287
Listing Data Updated May 29, 2026 1:04 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

BMN Boston Real Estate
BMN Boston Real Estate
Douglas Elliman
(617) 800 - 9008 contact@bmnboston.com
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99 Sumner St # 307, Boston MA 02128 - Photo 1 99 Sumner St # 307, Boston MA 02128 - Photo 2 99 Sumner St # 307, Boston MA 02128 - Photo 3 99 Sumner St # 307, Boston MA 02128 - Photo 4 99 Sumner St # 307, Boston MA 02128 - Photo 5 99 Sumner St # 307, Boston MA 02128 - Photo 6 99 Sumner St # 307, Boston MA 02128 - Photo 7 99 Sumner St # 307, Boston MA 02128 - Photo 8 99 Sumner St # 307, Boston MA 02128 - Photo 9 99 Sumner St # 307, Boston MA 02128 - Photo 10 99 Sumner St # 307, Boston MA 02128 - Photo 11 99 Sumner St # 307, Boston MA 02128 - Photo 12 99 Sumner St # 307, Boston MA 02128 - Photo 13 99 Sumner St # 307, Boston MA 02128 - Photo 14 99 Sumner St # 307, Boston MA 02128 - Photo 15 99 Sumner St # 307, Boston MA 02128 - Photo 16 99 Sumner St # 307, Boston MA 02128 - Photo 17 99 Sumner St # 307, Boston MA 02128 - Photo 18 99 Sumner St # 307, Boston MA 02128 - Photo 19
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