Middlesex County, CT Commercial real estate for Rent & Lease

Updated: Jun 23

Historic Second-Floor Office Units

12 Old Boston Post Road, Old Saybrook, CT 06475

$700/Mo

3,061 sqft 0.52 AC lot

Second‑floor office units in a historic property built in 1880
3,061 square feet on a 0.52‑acre parcel
Corner location at Main Street and Old Boston Post Road
Paved parking lot on the property
Wood flooring, central air, hot‑water heating, and a security system

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Updated: Jun 28

Two-Unit Office Property

3 Essex Square, Essex, CT 06426

$17 SF/Yr

4,544 sqft 0.13 AC lot

Two legal condominium units totaling 4,544 SF
Unit A includes 1,484 SF on the first floor
Unit B offers 1,977 SF on the second level and 1,083 SF on the third
0.13‑acre parcel at the head of Main Street in Essex Village
Terrace and private rear yard accessed from the second level

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Third-Floor Office Suite

98 Washington Street, Middletown, CT 06457

$3,250/Mo

2,500 sqft 0.19 AC lot

Flexible workspace with reception, private offices, conference facilities, and on-site parking in a centrally located building.

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Corner Retail Space with Office Potential

523 Boston Post Rd, Old Saybrook, CT 06475

$3,000/Mo

4,157 sqft 0.23 AC lot

Three-story commercial property with B-2 zoning, multiple entrances, and access to a major commercial corridor.

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Flexible Office Unit

1610 Saybrook Road, Haddam, CT 06438

$1,380/Mo

975 sqft 2.21 AC lot

COMM-zoned workspace with central air, tile flooring, and a layout that can be adapted to different office configurations.

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Office Unit with Large Restrooms

1610 Saybrook Road, Haddam, CT 06438

$2,975/Mo

2,100 sqft 2.21 AC lot

The suite offers an open work area, private office, storage, two large restrooms, and mixed hardwood and tile finishes.

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Office Units with Shared Amenities

35 Pratt Street, Essex, CT 06426

$700/Mo

14,000 sqft 5.12 AC lot

Individual office configurations include access to a shared conference room and break room.

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Three-Level Flex Space with Loading Dock

27- B West Main St, Clinton, CT 06413

$3,500/Mo

6,115 sqft

Warehouse, retail, office, and basement areas provide a versatile commercial configuration.

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Flexible Office Units With Loading

38 Plains Road, Essex, CT 06426

$19 SF/Yr

14,224 sqft 1.87 AC lot

Office suites provide adaptable layouts, perimeter offices, central air, and public water service.

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Single-Level Medical Office Space

85 Church Street, Middletown, CT 06457

$3,350/Mo

1,240 sqft

B-1-zoned professional suite with accessible entry, off-street parking, and a flexible office or exam-room layout.

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Six-Bay Automotive Repair Facility

516 Washington St Unit 1, Middletown, CT 06457

$7,500/Mo

5,115 sqft 0.47 AC lot

Existing lifts and alignment equipment support an operating vehicle-service layout.

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Updated Second-Floor Office Unit

670 Newfield Street, Middletown, CT 06457

$1,400/Mo

855 sqft 1.20 AC lot

Accessible professional workspace with central air, public utilities, and parking for staff and clients.

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Second-Floor Office Units

222 Old Boston Post Road, Old Saybrook, CT 06475

$3,000/Mo

1,864 sqft 1.25 AC lot

B-3-zoned professional space with private offices, reception areas, conference space, and natural light.

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First-Floor Office Unit

11 South Main St Unit 1, Marlborough, CT 06447

$1,700/Mo

9,652 sqft

South-facing office unit with retained cabinetry and BigY directly across the street.

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Freestanding Storefront with Pole Sign

271 Baileyville Road, Middlefield, CT 06455

$1,450/Mo

1,002 sqft

Corner commercial space with Planned Commercial zoning, central air, and on-site parking.

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Downtown Office Suite with Conference Rooms

423 Main Street, Middletown, CT 06457

$3,000/Mo

2,000 sqft 0.18 AC lot

B-1-zoned workspace includes existing workstations, an executive office, kitchen, and convenient access to public parking.

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Historic Second-Floor Office Units

12 Old Boston Post Road 2nd, Old Saybrook, CT 06475

$700/Mo

3,061 sqft

Office suites occupy a sunlit upper level within a historic property with paved parking and convenient Main Street access.

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First-Floor Office Unit

123 Elm Street, Old Saybrook, CT 06475

$1,700/Mo

1,200 sqft

Updated commercial unit with private restrooms, central air, and off-street parking.

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Auto Repair Facility with Five Lifts

1-516 Washington St, Middletown, CT 06457

$6,000/Mo

5,115 sqft 0.47 AC lot

Auto repair building in B-2 General Commercial Zone, equipped with five vehicle lifts and high daily traffic exposure.

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Freestanding Flex Space

89 N Main Street, Middletown, CT 06457

$1,600/Mo

1,600 sqft

Freestanding commercial space combines office and warehouse areas with a private bathroom and gas heat.

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Recently Renovated Office Suite

36 Plains Rd, Essex, CT 06426

$10 SF/Yr

3,617 sqft

Recently renovated office space with private restrooms and ample parking, with HVAC and electricity included.

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Two-Room Office Suite

423 Main Street, Middletown, CT 06457

$1,200/Mo

2,000 sqft 0.18 AC lot

B-1-zoned office space in a downtown commercial building with central air and access to public parking.

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Automotive Shop with Paint Booth

32 Trolley Road, Westbrook, CT 06498

$10 SF/Yr

4,800 sqft

CTC-zoned facility with dedicated work areas, office space, exterior signage, and on-site parking.

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Private Office Suite

423-425 Main Street, Middletown, CT 06457

$600/Mo

2,000 sqft 0.18 AC lot

Efficient workspace with shared reception, kitchen, and bathroom facilities in a well-maintained commercial building.

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Middlesex County, CT Commercial real estate Market Trends and Statistics

Explore Commercial real estate leasing options in Middlesex County, CT with 286 listings featured on our commercial real estate exchange. The current inventory includes 2,931,577 square feet of properties with an estimated lease value of $1,976.

Estimated lease rates for Commercial real estate in Middlesex County, CT begin at $2.11 SF/Yr, with an average of $15.69 SF/Yr and extend to $37.89 SF/Yr.