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Class A Six-Story Office Building
For Lease
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800 South St, Waltham, MA 02453

Class A, six-story office building overlooks Stony Brook Reservoir with seven acres of landscaping and prominent Route 128/I-95 visibility.

Property Size15,111 SF
Days on Market441

Property Features for 800 South St

General Information

Standard status Active
Size 15,111 SF
Class A
Property subtype OFFICE

Additional Details

Space Use Office
Highway Access Yes

Building Details

Stories 6
Listing Agency: Newmark | Boston
Listed By: Matthew Malatesta
Source: Moodyscre
Added: May 16, 2025 Changed: Jul 29 Last Checked: Jul 30 at 11:56AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Newmark | Boston

Investment Insights

Based on property information with market context.

Class A office space available in a six-story office building. The property spans 15,111 square feet and features a prominent setting overlooking the Stony Brook Reservoir.

The building is located approximately two minutes from I-90 and sits within seven acres of meticulously maintained landscaping. It is prominently visible from Route 128/I-95, providing strong roadside presence for business users and visitors.

The combination of Class A positioning, reservoir views, and a highly visible frontage area makes this building a compelling option for office tenants seeking a well-presented workplace environment near major regional access routes.

Key Highlights

  • 15,111 square feet Class A office building
  • Six‑story office building
  • Overlooks Stony Brook Reservoir

Property Analytics

Current Use

EMJ Corporation Construction Company Work Tax Preparation Knights Heating & Air HVAC Service Katz Nannis + Solomon Accounting Firm Fortis Management Group Business Management Consultant

Suggested Use

Top Pick Real Estate Agency Hair Salon Spa & Massage Center Auto Parts Store Electrical Service Nail Salon

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

Yes
Highway access
NNN (Triple Net)
Lease Type

Location Intelligence

Trade Area within ½ mile

373
Businesses Nearby

Demographics for 02453, MA

31,854
Population
13,163
Households
2.4
Avg Household Size
34
Median Age
59%
College-Educated
92%
High-School Grad
3.6 sq mi
ZIP Area
8,848
Density / Sq Mi
$114,029
Median Household Income
$58,036
Median Earnings
$2,063
Median Rent
$666,300
Median Home Value

Market

Vacancy Rate% for Office in Northeast region

13.1% 2019
15.4% 2020
17.6% 2021
19.1% 2022
20.2% 2023
20.9% 2024
19.9% 2025
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Frequently Asked Questions

What type of property is this?
Office building - Class A, six-story office building overlooks Stony Brook Reservoir with seven acres of landscaping and prominent Route 128/I-95 visibility.
Where is this office building located?
The property is located at 800 South St Waltham, MA.
What are key features of this property?
This property features: 15,111 square feet Class A office building; Six‑story office building; Overlooks Stony Brook Reservoir
(617) 863-8578 Call to check price and availability
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