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49 River St, Waltham MA 02453 - Preview 1 49 River St, Waltham MA 02453 - Preview 2 49 River St, Waltham MA 02453 - Preview 3 49 River St, Waltham MA 02453 - Preview 4 49 River St, Waltham MA 02453 - Preview 5 49 River St, Waltham MA 02453 - Preview 6 49 River St, Waltham MA 02453 - Preview 7 49 River St, Waltham MA 02453 - Preview 8 49 River St, Waltham MA 02453 - Preview 9 49 River St, Waltham MA 02453 - Preview 10 49 River St, Waltham MA 02453 - Preview 11 49 River St, Waltham MA 02453 - Preview 12 49 River St, Waltham MA 02453 - Preview 13 49 River St, Waltham MA 02453 - Preview 14 49 River St, Waltham MA 02453 - Preview 15 49 River St, Waltham MA 02453 - Preview 16 49 River St, Waltham MA 02453 - Preview 17 49 River St, Waltham MA 02453 - Preview 18 49 River St, Waltham MA 02453 - Preview 19 49 River St, Waltham MA 02453 - Preview 20
49 River St, Waltham MA 02453 - Preview 1 49 River St, Waltham MA 02453 - Preview 2 49 River St, Waltham MA 02453 - Preview 3 49 River St, Waltham MA 02453 - Preview 4 49 River St, Waltham MA 02453 - Preview 5 49 River St, Waltham MA 02453 - Preview 6 49 River St, Waltham MA 02453 - Preview 7 49 River St, Waltham MA 02453 - Preview 8 49 River St, Waltham MA 02453 - Preview 9 49 River St, Waltham MA 02453 - Preview 10 49 River St, Waltham MA 02453 - Preview 11 49 River St, Waltham MA 02453 - Preview 12 49 River St, Waltham MA 02453 - Preview 13 49 River St, Waltham MA 02453 - Preview 14 49 River St, Waltham MA 02453 - Preview 15 49 River St, Waltham MA 02453 - Preview 16 49 River St, Waltham MA 02453 - Preview 17 49 River St, Waltham MA 02453 - Preview 18 49 River St, Waltham MA 02453 - Preview 19 49 River St, Waltham MA 02453 - Preview 20

49 River St, Waltham MA 02453

Waltham, MA 02453
$25/mo
2.85
Acres
1900
Year Built
102
Days on Market
Active Listed Mar 30, 2026 • MLS# 73493632 Copied! • Updated May 28, 2026

About this home

Second-floor office suite offering approximately ±3,400 SF, created by combining two adjacent spaces into one seamless layout. Previously operated as a single unit, the adjoining demising wall can be removed (as illustrated) to deliver a fully connected, efficient floor plan.The space features a strong mix of private offices, open work areas, conference space, and support areas, including two restrooms and dedicated storage. Ideal for professional, medical, or service-based users seeking a flexible layout that can accommodate a variety of operational needs.

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Property History

Property Timeline

🏠
Listed for Sale
Mar 30, 2026
$25
Original listing
Agent: Blake La Grassa Office: Compass

Tax History

Year Taxes Assessment
2025 $0 —

Financial Details

Annual Property Tax
$0
Tax Year 2025

Facts & Features

Home Facts

Type Commercial Lease
Year Built 1900
Lot Size 2.85 acres

Rental Details

Rent Includes None
Heating None
Cooling None
Flooring None
Appliances None
Fireplace None
Basement None
Laundry None
Features None
Construction None
Architecture None
Roof None
Features None
Pool None
Spa None
Fencing None
Patio/Porch None
Features None

Utilities

Electric None
Water None
Sewer None
Gas None
Other None

Building & Pet Policy

Fee Includes None
Amenities None
Optional Fee Includes None
Possession None
Accepted Financing None
Structure Type []
Documents None
County Middlesex

Property Overview

Listing Type
Commercial Lease
Year Built
1900

Room Details

Other Floor

Bathroom1
Bedroom5
Bedroom4
Bedroom3
Dining Room
Kitchen
Bathroom2
Bedroom2
Living Room
Bathroom3
Master Bedroom
Office
Family Room
Master Bathroom

Interior Features

Flooring:
Appliances:
Interior Features:
Windows:
Basement:
Laundry:
Security:

Construction & Materials

Year Built: 1900
Structure Type:
Exterior Materials:
Roof:
Foundation:

Heating, Cooling & Utilities

Heating:
Cooling:
Hot Water:
Water Source:
Sewer:
Energy Features:

Exterior & Lot

Exterior Features:
Patio & Porch:
Fencing:
Other Structures:
Lot Features:
Road Surface:

Parking & Garage

Parking Features:
School District
Waltham School District local
B+
✓ School Safety 2024-25
2.3% Average
2.2% Suspensions 1.4% In-School 0.1% Emergency
↓ 3.2% below state avg
E

Elementary Schools

10 schools
The Lumen Academy
0.6 mi
Grades PK-08
Milestones Day School
2.6 mi
Grades 02-12
Our Lady's Academy
2.8 mi
Grades PK-08
B
Henry Whittemore Elementary School
0.7 mi | #357 of 824 | Score: 49.0
Improved 144 spots from last year
-9.2 below state avg
372 students Moderate
Rising School
Grades K-05
B+
James Fitzgerald Elementary School
0.9 mi | #270 of 824 | Score: 51.8
Improved 2 spots from last year
-6.4 below state avg
350 students Diverse
Diverse Student Body Strong Attendance
Grades K-05
B+
Thomas R Plympton Elementary School
1.6 mi | #303 of 824 | Score: 50.8
Improved 344 spots from last year
-7.4 below state avg
357 students Diverse
Rising School Diverse Student Body
Grades K-05
B-
William F. Stanley Elementary School
1.7 mi | #420 of 824 | Score: 47.2
Improved 49 spots from last year
-11.1 below state avg
381 students Diverse
Rising School Diverse Student Body
Grades PK-05
B-
Dual Language School
1.9 mi | #433 of 824 | Score: 46.6
Dropped 101 spots from last year
-11.6 below state avg
222 students Moderate
Grades K-05
B
Northeast Elementary School
2.4 mi | #352 of 824 | Score: 49.1
Improved 255 spots from last year
-9.1 below state avg
527 students Diverse
Rising School Diverse Student Body
Grades PK-05
A-
Douglas MacArthur Elementary School
2.9 mi | #185 of 824 | Score: 55.9
Improved 213 spots from last year
-2.3 below state avg
475 students Diverse
Rising School Diverse Student Body
Grades K-05
M

Middle Schools

2 schools
B
John W. McDevitt Middle School
1.1 mi | #160 of 352 | Score: 43.8
Dropped 17 spots from last year
-14.4 below state avg
618 students Diverse
Grades 06-08
A-
John F Kennedy Middle School
1.3 mi | #94 of 352 | Score: 50.3
Improved 34 spots from last year
-7.9 below state avg
635 students Diverse
Rising School Diverse Student Body
Grades 06-08
H

High Schools

4 schools
B-
Waltham Senior High School
1.3 mi | #179 of 346 | Score: 53.0
Improved 59 spots from last year
-5.2 below state avg
1,791 students Diverse
21 sports • 1,802 athletes
Early College Program Rising School Career Tech Programs College Ready Curriculum
Grades 09-12
Chapel Hill Chauncy Hall School
1.7 mi
Grades 09-12
Waltham Valor High School
1.9 mi
49 students Less Diverse
Grades 09-12
Gann Academy-The New Jewish High School
1.9 mi
Grades 09-12
Learn about these ratings
School data provided by BMN Schools

Location

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Neighborhood

49 River St, Waltham MA 02453

Waltham, MA 02453

Listing Information

Listing Agent Blake La Grassa
Listing Office Compass
Office Phone 781-285-8028
Agent MLS ID CN260970
Office MLS ID AN4191
Listing Data Updated May 28, 2026 10:06 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

Steven Novak
Steven Novak
BMN Boston Real Estate
(617) 955-2224 mail@steve-novak.com
Ask about this property — free, no obligation.

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Steven Novak

Steven Novak

BMN Boston Real Estate

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