Middletown, CT Office Spaces for Rent & Lease

CT, Middletown - Main Street

366-386 And, Unit 5TH, Middletown, CT 06457

16 available spaces from 11 to 2,084 sqft

$129-$17,170/Mo per office

(972) 764-8885

Flexible workspace in CT, Middletown - Main Street. Book a tour & get info

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Updated: Sep 12

Street-Level Office Unit

670 Newfield Street, Middletown, CT 06457

$575/Mo

282 sqft 1.20 AC lot

282 SF street‑level office unit
Private entrance and dedicated bathroom
Open layout with entry area and main room
All utilities included
Parking available for staff and clients

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Updated: Jun 11

Third-Floor Office Suite

98 Washington Street, Middletown, CT 06457

$3,250/Mo

2,500 sqft 0.19 AC lot

2,500‑square‑foot third‑floor office suite
Open work area, private offices, conference room, and reception/waiting area
On‑site parking at the corner of Main and Washington Streets
Elevator access, accessible ramp approach, and handicap‑accessible building
Central air, natural gas heat, and security system

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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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Furnished Office Units

145 Broad Street Ll1 & Ll2, Middletown, CT 06457

$1,750/Mo

800 sqft

Two connected suites provide private work areas, reception space, and furnishings for a professional office operation.

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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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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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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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Street-Level Office Unit

670 Newfield St 2, Middletown, CT 06457

$575/Mo

252 sqft

Street-level suite with a private entry, dedicated restroom, and adaptable open floor plan.

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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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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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Refreshed Office Unit with Five Offices

200-85 Church St, Middletown, CT 06459

$3,350/Mo

1,240 sqft

Single-level professional workspace with accessible entry, dedicated rooms, parking, and landlord-paid utilities.

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Second-Floor Office Suite

98 Washington Street, Middletown, CT 06457

$1,550/Mo

1,100 sqft 0.19 AC lot

Professional workspace with a reception area, conference room, storage room, and three private offices.

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Second-Floor Office Unit

98 Washington Street, Middletown, CT 06457

$1,300/Mo

760 sqft 0.24 AC lot

Open workspace with three private offices, storage, elevator access, and on-site parking at a prominent downtown intersection.

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Single-Level Medical Office Suite

85 Church St Unit 200, Middletown, CT 06457

$3,350/Mo

1,240 sqft

Fresh finishes, private rooms, a kitchenette, and landlord-paid utilities support flexible professional use.

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Second-Floor Office Unit

98 Washington Street, #201, Middletown, CT 06457

$1,300/Mo

760 sqft

Handicap-accessible office suite with private rooms, storage, open workspace, and utilities included.

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Updated Second-Floor Office Unit

670 Newfield Street, #C, Middletown, CT 06457

$1,400/Mo

855 sqft

Updated workspace offers elevator-lift access, parking, and immediate occupancy.

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Updated Second-Floor Office Unit

C-670 Newfield St, Middletown, CT 06457

$1,400/Mo

855 sqft

Updated office space with elevator access, parking, and immediate occupancy.

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Adaptable Office Space on Newfield

609 Newfield Street, Middletown, CT 06457

$3,500/Mo

4,817 sqft 1.09 AC lot

Converted office space with flexible design and ample parking.

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Furnished Office Suite

145 Broad Street, #LL 1, Middletown, CT 06457

$950/Mo

A flexible office layout comes with furniture and off-street parking for convenient day-to-day operations.

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Furnished Office Suite

145 Broad St LL 2, Middletown, CT 06457

$850/Mo

An open-plan workspace includes office furniture, off-street parking, heat, and hot water.

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Street-Level Office Space

670 Newfield Street, #2, Middletown, CT 06457

$575/Mo

Open-plan unit includes a private entrance, dedicated restroom, and on-site parking.

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Full-Floor Office Unit

2-575 Main St, Middletown, CT 06457

Contact for pricing

7,800 sqft

Private offices, shared work areas and meeting rooms provide a range of settings for day-to-day business operations.

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Multi-Suite Office Property

90 Court Street, Middletown, CT 06457

$300-$1,000/Mo

Elevator service connects office, meeting, and storage areas across multiple floors.

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Industrial Flex Condo with Loading Docks

362 Industrial Park Road, #5, Middletown, CT 06457

$9 SF/Yr

Office-forward commercial space with warehouse capacity, IT zoning, and three-phase electrical service.

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Middletown, CT Office Spaces Lease Rates & Market Statistics

Explore 52 Office Spaces for lease in Middletown, CT on Realmo, a commercial real estate exchange covering the Middletown area. The current inventory totals 122,918 square feet of properties — an average of ~2,350 SF per listing.

Asking lease rates for Office Spaces in Middletown start at $3.60 SF/Yr, average $19.14 SF/Yr, and reach $32.42 SF/Yr at the top of the market. That's a 9x spread between entry-level and premium space, making side-by-side comparison of asking rents and lease terms essential. At $19.14 SF/Yr, the local average runs 9% below Connecticut's state average of $21.06 SF/Yr.

Middletown accounts for 33% of the 156 office spaces currently available across Middlesex County, where nearby markets include Old Saybrook and Essex. By space type, the market includes 42 office units, 7 medical office space listings and 6 office buildings — office units typically offer the lowest entry point, while medical office space commands the highest rates.