133 Seaport Blvd # 520, Boston MA 02210
Boston, MA 02210 • Seaport District
$1,449,999
Est. $10,310/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.
Adjust the payment calculatorTrack this home for price, status, and open-house alerts.
About this home
Welcome to the Echelon! This stunning 1 bedroom 1 bathroom comes with 1 valet parking space. To top off this unit you have a private 293 sqft private terrace overlooking Seaport Blvd with a partial harbor view. Finishes include white oak wood plank floors throughout, open kitchen with custom Italian cabinetry, Bosch integrated appliances, and spa like marble bath. Echelon Seaport residents enjoy 1 indoor and 2 outdoor pools as well as state of the art fitness facilities including an indoor basketball court, golf simulator and yoga studio. Residents also enjoy services including 24/7 concierge!
View in the App
Save this property, schedule tours instantly, and get alerts when the price drops
Scan with phone
Public Records & Permits
Log in to view assessor & tax records, ownership history, and recent building permits for this property.
BMN Estimate
Get the number an algorithm can't give you
A free agent CMA factors in condition, upgrades, and the street — the things comps alone can't see.
Recently Sold Nearby
Price & Status History
Market Insights
99.6%
Price Range
2
Previous Sales
Property Timeline
Previous Transaction - MLS #73508028
Full transaction history available when tracking began
Previously Sold
May 20, 2026
$6,000
MLS #73508028
Listed for Sale
Apr 27, 2026
$1,449,999
Original listing
Agent: Kerry D'Ambroise
Office: Columbus and Over Group, LLC
Listed for Sale
Apr 27, 2026
$1,449,999
Original listing
Agent: Kerry D'Ambroise
Office: Columbus and Over Group, LLC
Previous Transaction - MLS #72921307
Full transaction history available when tracking began
Previously Sold
Jan 13, 2022
$1,295,000
MLS #72921307
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 05/20/2026 | 🏷️ Previously Sold | $6,000 | - | - | MLS #73508028 |
| 04/27/2026 | 🏠 Listed for Sale | $1,449,999 | - | - | Original listing |
| 04/27/2026 | 🏠 Listed for Sale | $1,449,999 | - | - | Original listing |
| 01/13/2022 | 🏷️ Previously Sold | $1,295,000 | - | - | MLS #72921307 |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2025 | $15,133 | $1,306,800 |
Financial Details
Annual Property Tax
$15,133
Tax Year 2025
HOA Fee
$1,517
Monthly
Assessed Value
$1,306,800
Facts & Features
1 Car Garage
Central AC
Home Facts
Type
Residential
Style
Condominium
Year Built
2018
Living Area
693 sq ft
Stories
1
Bedrooms
1
Full Baths
1
Total Rooms
3
Interior
Heating
Heat Pump
Cooling
Central Air
Flooring
None
Appliances
None
Fireplace
None
Basement
N
Laundry
In Unit
Features
None
Exterior
Construction
None
Architecture
None
Roof
None
Features
Patio - Enclosed
Pool
Association, In Ground
Spa
None
Fencing
None
Patio/Porch
Patio - Enclosed
Parking
Garage Spaces
1
Has Garage
Yes
Features
Attached, Deeded
Total Spaces
1
Utilities
Electric
None
Water
Public
Sewer
Public Sewer
Gas
None
Other
None
Financial
Annual Tax
$15,133
Assessed Value
$1,306,800
HOA & Community
HOA Fee
$1,517 Monthly
Fee Includes
Water, Sewer, Insurance, Maintenance Grounds, Snow Removal, Reserve Funds
Amenities
Pool, Elevator(s), Recreation Facilities, Fitness Center, Parking
Optional Fee Includes
None
Pets
Yes w/ Restrictions
MA Disclosures
Lead Paint
Unknown
Seller Disclosures
Tenant In Place Until 8/31/27 At $6k A Month
Additional Details
Possession
None
Accepted Financing
None
Structure Type
["High-Rise"]
Unit/Building
520
Sq Ft Source
Public Record
Documents
None
County
Suffolk
Total market time (incl. prior listings)
23 days
Property Overview
Property Type
Condominium
Listing Type
For Sale
Year Built
2018
Bedrooms
1
Full Bathrooms
1
Living Area
693 sq ft
Total Rooms
3
Stories
1
Entry Level
5
Floor Layout
Interior Features
Flooring:
Appliances:
Interior Features:
Windows:
Basement:
N
Laundry:
In Unit
Security:
Concierge
Construction & Materials
Year Built:
2018
Structure Type:
High-Rise
Exterior Materials:
Roof:
Foundation:
Stories:
1
Utilities & Systems
Heating:
Heat Pump
Cooling:
Central Air
Hot Water:
Water Source:
Public
Sewer:
Public Sewer
Energy Features:
Exterior & Lot
Exterior Features:
Patio - Enclosed
Patio & Porch:
Patio - Enclosed
Fencing:
Other Structures:
Lot Features:
Road Surface:
Parking & Garage
Garage Spaces:
1
Garage Type:
Attached
Total Parking Spaces:
1
Parking Features:
Attached, Deeded
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
Elementary Schools
10 schools
F
Condon K-8 School
1.0 mi
|
#347 of 352
|
Score: 24.2
Improved 11 spots from last year
-34 below state avg
448 students
Diverse
Diverse Student Body
Grades PK-08
St. Peter Academy School
1.0 mi
Grades PK-08
St. John Elementary School
1.0 mi
Grades PK-08
F
Tynan Elementary School
1.1 mi
|
#819 of 825
|
Score: 24.7
Dropped 97 spots from last year
-33.5 below state avg
218 students
Diverse
Diverse Student Body
Grades PK-06
D
Adams Elementary School
1.1 mi
|
#770 of 825
|
Score: 31.0
Dropped 91 spots from last year
-27.2 below state avg
222 students
Moderate
Grades PK-06
A
Eliot K-8 Innovation School
1.2 mi
|
#47 of 352
|
Score: 57.5
Improved 3 spots from last year
-0.7 below state avg
779 students
Diverse
Strong Attendance
Grades PK-08
D
McKay K-8 School
1.4 mi
|
#332 of 352
|
Score: 27.4
Dropped 36 spots from last year
-30.8 below state avg
599 students
Less Diverse
Grades PK-08
East Boston Central Catholic School
1.5 mi
Grades PK-08
B+
Alighieri Dante Montessori School
1.5 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
Park Street School
1.5 mi
Grades K-07
Middle Schools
10 schools
Middle School Academy
1.2 mi
F
Higginson/Lewis K-8 School
3.0 mi
|
#349 of 352
|
Score: 23.2
Improved 3 spots from last year
-35 below state avg
246 students
Diverse
Grades 03-08
A
Uncommon Schools - Roxbury Preparatory Dorchester Campus Middle School
3.1 mi
|
#4 of 16
|
Score: 42.5
Improved 187 spots from last year
-15.7 below state avg
1,225 students
Diverse
Rising School
College Ready Curriculum
Grades 05-08
Dearborn Middle School
3.5 mi
Nativity Prep School
3.6 mi
Grades 05-08
Mother Caroline Academy
3.6 mi
Grades 05-08
Epiphany School
4.1 mi
Grades 05-08
C
Ohrenberger School
8.2 mi
|
#266 of 352
|
Score: 35.0
Improved 19 spots from last year
-23.2 below state avg
458 students
Diverse
Diverse Student Body
Grades 03-08
UP Academy
1.2 mi
McCormack Middle
2.2 mi
High Schools
10 schools
C
Quincy Upper School
1.1 mi
|
#279 of 346
|
Score: 44.4
Dropped 7 spots from last year
-13.8 below state avg
575 students
Very Diverse
12 sports
• 208 athletes
Diverse Student Body
Grades 06-12
Cathedral High School
1.5 mi
9 sports
• 430 athletes
Grades 07-12
Newman School
2.0 mi
Grades 07-12
C-
East Boston High School
2.2 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
D
Charlestown High School
2.2 mi
|
#319 of 346
|
Score: 32.9
Improved 52 spots from last year
-25.4 below state avg
646 students
Diverse
11 sports
• 488 athletes
Early College Program
Rising School
Grades 07-12
C
Ruth Batson Academy
2.3 mi
|
#20 of 25
|
Score: 29.1
Improved 345 spots from last year
-29.1 below state avg
584 students
Diverse
8 sports
• 128 athletes
Early College Program
Rising School
Grades 07-12
B
Dearborn STEM Academy
2.5 mi
|
#13 of 25
|
Score: 33.4
Improved 356 spots from last year
-24.8 below state avg
565 students
Moderate
10 sports
• 242 athletes
Early College Program
Rising School
Grades 07-12
A-
O'Bryant School of Math & Science
2.7 mi
|
#90 of 346
|
Score: 61.6
Improved 94 spots from last year
+3.4 above state avg
1,518 students
Very Diverse
High Graduation Rate
Rising School
College Ready Curriculum
Diverse Student Body
Grades 07-12
A+
Boston Latin School
3.1 mi
|
#20 of 346
|
Score: 73.7
Improved 60 spots from last year
+15.5 above state avg
2,382 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
3.2 mi
|
#2 of 25
|
Score: 64.9
Improved 214 spots from last year
+6.7 above state avg
1,669 students
Very Diverse
17 sports
• 1,298 athletes
Strong AP Program
High Graduation Rate
Rising School
Strong Athletics
Grades 07-12
Learn about these ratings
Monthly Payment Calculator
Monthly Payment
$0
Principal, interest, taxes & insurance
Loan Amount
$0
After down payment
Total Interest
$0
Over life of loan
Total Cost
$0
Including down payment
%
Down: $0
%
Monthly Payment Breakdown
Principal & Interest
$0
Property Tax
$1,261
Homeowners Insurance
$200
HOA Fee
$1,517/mo
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
Save $0/mo
Current Rate
$0/mo
+0.5% Rate
$0/mo
Cost $0/mo
Payment Over Time
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
Loading map...
Neighborhood
Seaport District
133 Seaport Blvd # 520, Boston MA 02210
Boston, MA 02210
Listing Information
Listing Agent
Kerry D'Ambroise
Listing Office
Columbus and Over Group, LLC
Office Phone
617-645-3407
Agent MLS ID
CN243501
Office MLS ID
AN1793
Listing Data Updated
Oct 19, 2026 8:22 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
Ask about this property — free, no obligation.
Similar Homes for Sale
Comparable Properties
Customize Comparable Search
Finding comparable properties...
Loading market insights for Boston.