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Seaport Circle Life Science HQ
For Lease
Contact for pricing

777 Congress St, Boston, MA

Life science office space in Boston's Innovation District.

Space Size13,184 SF - 74,730 SF
Lot Size1.27 Acres
Days on Market629

Property Features for 777 Congress St

General Information

Standard status Active
Size 13,184 SF - 74,730 SF
Lot size 1.27 Acres
Property subtype OFFICE

Spaces For Lease

at 777 Congress St Contact us

Seaport Circle

Floor
10
Size
13,184 SF
Type
LIFE_SCIENCE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
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Contact us

Seaport Circle

Floor
11
Size
30,760 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us

Seaport Circle

Floor
12
Size
30,756 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us

Seaport Circle

Floor
2
Size
29,984 SF
Type
LIFE_SCIENCE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us

Seaport Circle

Floor
3
Size
73,540 SF
Type
LIFE_SCIENCE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us

Seaport Circle

Floor
4
Size
74,730 SF
Type
LIFE_SCIENCE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us

Seaport Circle

Floor
5
Size
74,687 SF
Type
LIFE_SCIENCE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us

Seaport Circle

Floor
6
Size
74,553 SF
Type
LIFE_SCIENCE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us

Seaport Circle

Floor
7
Size
72,974 SF
Type
LIFE_SCIENCE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us

Seaport Circle

Floor
8
Size
72,726 SF
Type
LIFE_SCIENCE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us

Seaport Circle

Floor
9
Size
56,713 SF
Type
LIFE_SCIENCE
Rate
Contact for pricing
Availability
AVAILABLE, Completion
Sublease
No
- Seaport Circle Construction Commences July 2026 - 30,417 - 646,969 SF of 4-Star...
show more
Contact us
Listing Agency: Lincoln Property Company | Boston
Listed By: Chris Scott
Source: Moodyscre
Added: Dec 23, 2024 Changed: Sep 9 Last Checked: Sep 13 at 8:16AM

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 Lincoln Property Company | Boston

Investment Insights

Based on property information with market context.

Seaport Circle is a life science headquarters development located in Boston's Innovation District. Construction is scheduled to commence in July 2026. The property offers between 30,417 and 646,969 square feet of 4-star office space. Encompassing 74,553 square feet, Seaport Circle aims to be a self-sustained ecosystem, providing tenants with infrastructure, advanced labs and workspaces, and a dynamic location. The development seeks to encourage curiosity, harness ingenuity, and provide a talent pipeline to the life science industry.

Key Highlights

  • Large‑scale 4‑Star Office Space: Offering between 30,417 and 646,969 SF.
  • Life Science HQ Development: Positioned as a hub for life science innovation.
  • Strategic Location: Situated in Boston's Innovation District.

Property Analytics

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Open Analytics

Current Use

Office Units

Suggested Use

Top Pick (Bike/Boat/Book/etc) Store Butcher Auto Parts Store Mobile Phone Store Locksmith Auto Repair Shop

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

NNN (Triple Net)
Lease Type

Location Intelligence

Trade Area within ½ mile

2,650
Businesses Nearby
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Lease Benchmarks for Boston, MA

$37.57 /SF/Yr
Avg Asking Price
$8–$96.43 /SF/Yr
Price Range
9,562 SF
Avg Space Size

Vacancy Rate% for Office in Boston, MA

9.1% 2019
12.4% 2020
10.8% 2021
12.5% 2022
15.1% 2023
17% 2024
18.2% 2025
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Frequently Asked Questions

What type of property is this?
Office units - Life science office space in Boston's Innovation District.
Where is this office units located?
The property is located at 777 Congress St Boston, MA.
What are key features of this property?
This property features: Large‑scale 4‑Star Office Space: Offering between 30,417 and 646,969 SF.; Life Science HQ Development: Positioned as a hub for life science innovation.; Strategic Location: Situated in Boston's Innovation District.
(617) 951-4135 Call to check price and availability
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