Burlington Flex/Lab-Ready Building For
For Lease
Contact for pricing
43 South Avenue, Burlington, MA 01803
190,000 SF building in Burlington, permitted for lab use.
Space Size15,000 SF - 40,000 SF
Days on Market317
Property Features for 43 South Avenue
General Information
Standard status
Active
Size
15,000 SF - 40,000 SF
Property subtype
LifeSciences
Spaces For Lease
at 43 South Avenue Contact usFifth Floor Available
Size
40,000 SF
First Floor Available
Size
15,000 SF
Fourth Floor Available
Size
40,000 SF
Second FLoor Available
Size
15,000 SF
Sixth Floor Available
Size
40,000 SF
Third Floor Available
Size
40,000 SF
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Listing Agency:
CBRE | Boston
Listed By:
Jon Varholak
(617) 439-8688
Source:
Cbre
Added: Nov 22, 2025
Changed: Sep 20
Last Checked: Oct 4 at 8:37AM
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 CBRE | Boston
Investment Insights
Based on property information with market context.
Located in Burlington at 43 South Avenue, this 190,000 square foot building is situated on 5.8 acres of land. The building is fully permitted for lab-ready use and will be available starting June 2023. Nexus is located at the intersection of Interstate 95 and Route 3, providing access to surrounding areas and corporate neighbors. This location offers a development opportunity with flexibility to showcase a brand in a high-profile location, suitable for research and development. Burlington is developing a new interchange for the Life Science community, and Nexus is positioned to unlock this potential. Drive times from urban life science hubs of West Cambridge, East Cambridge, and Boston are roughly equivalent to drive times to the Waltham suburbs. Burlington also offers accessibility to the northern talent pool, providing opportunities for talent acquisition and retention.
Key Highlights
- Fully permitted for lab‑ready use.
- Located in Burlington, unlocking potential for the Life Science community.
- Located at the intersection of Interstate 95 and Route 3, providing unparalleled access.
Property Analytics
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Current Use
Lease Details
NNN (Triple Net)
Lease Type
Location Intelligence
Trade Area within ½ mile
984
Businesses Nearby
Well-served
Demand for This Use
Explore this area
Business Placement
Demographics for 01803, MA
26,074
Population
10,468
Households
2.5
Avg Household Size
42
Median Age
58%
College-Educated
96%
High-School Grad
11.3 sq mi
ZIP Area
2,307
Density / Sq Mi
$142,421
Median Household Income
$75,829
Median Earnings
$2,615
Median Rent
$679,400
Median Home Value
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Market
Vacancy Rate% for Office in Northeast region
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Similar Off Market Nearby
- Wegmans Catering — 53 3rd Ave, Burlington, MA 01803
Frequently Asked Questions
What type of property is this?
Flex space - 190,000 SF building in Burlington, permitted for lab use.
Where is this flex space located?
The property is located at 43 South Avenue Burlington, MA.
What are key features of this property?
This property features: Fully permitted for lab‑ready use.; Located in Burlington, unlocking potential for the Life Science community.; Located at the intersection of Interstate 95 and Route 3, providing unparalleled access.
