- For Lease $7.75 - $15.98/SF/YR
- Property Type Office - Flex - Office
- Property Size 121,804 SF
- Lot Size 10.8 Acre
- Parking Spaces Avail. 377
- Parking Ratio 3.10 / 1,000 SF
- Property Tenancy Multi-Tenant
- Building Class B
- Year Built 1961
- Date Updated Apr 6, 2026
Description
This flex-office property at 137-143 Mill Rock Road East & 2 Business Park Road totals 121,804 square feet and sits on a 10.8-acre lot. With a parking capacity of 377 spaces and a ratio of 3.1 spaces per 1,000 square feet, the building supports both employee and visitor needs. Constructed in 1961, the Class B property offers versatile space suited to various business functions. Its convenient layout and ample parking make it a functional choice for tenants seeking efficiency in their workspace.
Situated in Old Saybrook, the property is approximately 0.25 miles from the Old Saybrook train station, placing public transportation within walking distance. Nearby dining options include Pizza Works, Pasta Vita, and Liv's Oyster Bar, all less than 0.6 miles away. Fuel stations, such as Sunoco and Mobil, are located within 0.5 miles, ensuring accessibility for commuters. The area is also home to several schools, including Saint John School and Old Saybrook Senior High School, which are less than a mile away, as well as quality lodging options like Quality Inn and Saybrook Point Resort within 2 miles.
True
2 Spaces Available
139 Mill Rock Road #100C
Flex - Office
$341.00/MO
256 SF
$0.97/MO
256 - 256 SF
Immediate
Full Service
Yes
No
A 256 SF Single-Room Office in a well-maintained, multi-tenant building located in a campus-like setting. Shared entry with 24/7 access. Conference room available for Tenant use at no additional charge. Break room & kitchenette for Tenant use. Full-time property manager on site. All utilities and fees included in rent. Childcare conveniently located within building. Fitness Center in an adjacent building.
141 Mill Rock Road
Flex - Office
$7.75/SF/YR
23,302 SF
$3.35/SF/YR
23,302 - 23,302 SF
Immediate
NNN
Yes
No
23,302 SF of versatile space in a large, energy-efficient, multi-tenanted building. Nearly shell space, this offering features three private offices large open areas, a kitchenette and a loading dock with 3 docks & 2 overhead doors. Can be fit up to suit tenant’s needs including office, warehouse/distribution, light assembly or a mix. Close proximity to I-95 and CT-9. Located in a well-maintained campus-like setting which features a daycare facility and a fitness center as well as a full-time property manager on site.
Contacts
The Geenty Group, Realtors
Location
Located at 137 Mill Rock Road East, Old Saybrook, CT 06475, this property is part of the Old Saybrook Center neighborhood and Bridgeport New Haven market.
The Geenty Group, Realtors
