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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

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
90
Days on Market
Active Listed Mar 7, 2026 • MLS# 73483779 Copied!

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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Public Records

Current Owner

Owner WU CHANG XIONG
Mailing Address 21 SMITH ST, BRAINTREE, MA, 02184

Land Use

Use Code 102
Description Condominium
Style Mid Rise

Tax Information

Assessed Value $396,900
Tax Rate $10.29 per $1,000
Base Tax $4,084
CPA Surcharge 1% ($31)
Estimated Annual Tax $4,115

Assessment History

Year Land Building Total Change
FY2023 $0 $396,900 $396,900 —

Sale History

Date Price Book/Page
Sep 1, 2022 $1,338,000 68162/11
Aug 2, 2022 $135,000 68032/1
Aug 2, 2022 $130,000 68031/346
Jul 25, 2022 $1,179,900 67990/88
Jul 15, 2022 $1,299,900 67953/88
Jun 30, 2022 $1,270,000 67883/187
Jun 1, 2022 $125,000 67730/276
May 16, 2022 $100 67648/212
May 9, 2022 $679,900 67617/252
Apr 26, 2022 $2,350,000 67540/313

Building Permit History

No building permits on record since 2009.

Data: City of Boston Open Data (Analyze Boston)

Municipal Context: BOSTON

Median Home Value $745,000
Avg SF Tax Bill $4,523
Residential Tax Rate $10.29/1000
CPA Surcharge 1%
County Suffolk

Property Data Comparison

Field Assessor MLS Match
Year built 2,020 2,020 ✓
Match: address_condo (90.0% confidence) · Data as of Jun 1, 2026

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

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

Parking

Features None

Utilities

Electric 110 Volts
Water Public
Sewer Public Sewer
Gas None
Other None

Financial

Annual Tax $5,804
Assessed Value $452,800

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

Location

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Neighborhood

East Boston's Jeffries Point

99 Sumner St # 307, Boston MA 02128

Boston, MA 02128

Walkability

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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
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
2.5 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
4.3 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
4.7 mi
Mother Caroline Academy
4.8 mi
Grades 05-08
Epiphany School
5.4 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
2.5 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

Interest
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Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
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Property History

Property Timeline

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

Price & Status History

Date Event Price Change
Jun 1, 2026 Sold $470,000 —
Mar 7, 2026 New Listing Added $460,000 —

Market Statistics

Days on Market
90 days
Price per Sq Ft
$1,029

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

Listing Information

Listing Agent Linfei Zhang
Listing Office Boston USwoo Realty LLC
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.

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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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