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    Middletown, CT Office Spaces for Lease

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    Third-Floor Office Suite
    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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    Updated Second-Floor Office Unit
    Updated: Jun 20
    Updated Second-Floor Office Unit

    670 Newfield Street, Middletown, CT 06457

    $1,400/Mo
    855 sqft 1.20 AC lot
    855‑square‑foot second‑floor office unit
    Updated interior with full carpeting and central air
    Handicap‑accessible approach ramp and elevator lift
    Parking available for staff and clients
    Located on a 1.2‑acre commercial property
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    Downtown Office Suite with Conference Rooms
    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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    Third-Floor Office Suite with Conference
    Third-Floor Office Suite with Conference

    98 Washington Street, Middletown, CT 06457

    $3,250/Mo
    2,500 sqft

    Third-floor office suite with reception, private offices, and a large conference room in an accessible downtown building.

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    Freestanding Flex Space
    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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    Two-Room Office Suite
    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
    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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    Second-Floor Office Unit
    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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    Flexible Coworking Space
    Flexible Coworking Space

    46 Washington Street, Middletown, CT 06457

    $500/Mo per office
    4,780 sqft 0.20 AC lot

    Bright, accessible workspace with meeting facilities, shared amenities, and flexible rental options in a walkable downtown setting.

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    Second-Floor Office Suite
    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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    Updated Second-Floor Office Unit
    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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    Second-Floor Office Unit
    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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    Updated Second-Floor Office Unit
    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
    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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    Downtown Middletown Office Space Available
    Downtown Middletown Office Space Available

    98 Washington St 201, Middletown, CT 06457

    $1,300/Mo
    760 sqft 0.24 AC lot

    760 sq ft office space in downtown Middletown.

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    Middletown Office Space For Rent
    Middletown Office Space For Rent

    46 Washington Street, Middletown, CT 06457

    $500/Mo per office
    4,780 sqft 0.20 AC lot

    Well-lit office spaces in central Middletown, flexible lease terms.

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    Downtown Office Suite with Parking
    Downtown Office Suite with Parking

    339 MAIN ST, Middletown, CT 06457

    Contact for pricing
    2,500 sqft

    Third-floor office suite with open work area, conference room, private offices, and on-site parking at a corner location.

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    Industrial Flex Condo with Loading Docks
    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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    Industrial Condo with Office
    Industrial Condo with Office

    5-362 Industrial Park Rd, Middletown, CT 06457

    Contact for pricing
    8,545 sqft

    Industrial condo unit includes 5,000+ SF of office and 3,000+ SF of warehouse with two loading docks and ADA accessibility.

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    Built-Out Medical Office Suites
    Built-Out Medical Office Suites

    535 Saybrook Rd, Middletown, CT 06457

    Contact for pricing
    1,200 sqft

    Leasing medical office suites with waiting, reception, restrooms, and multiple offices or exam rooms.

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    Medical Office Suites
    Medical Office Suites

    535 Saybrook Rd, Middletown, CT 06457

    Contact for pricing
    2,000 sqft

    Fully built-out suites offer waiting, reception, rest rooms, and multiple offices/exam rooms in a gross-lease structure.

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    Mixed-Use Commercial Building
    Mixed-Use Commercial Building

    423 Main St, Middletown, CT 06457

    Contact for pricing
    39,000 sqft

    Mixed-use building of approximately 39,000 square feet on Main Street in Middletown, with access to Route 9 and I-91.

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    Office Suite with Conference Room
    Office Suite with Conference Room

    101 Centerpoint Drive, Middletown, CT 06457

    Contact for pricing
    6,600 sqft

    Office space includes a kitchenette, conference room, and shared amenities with ample parking.

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    First-Floor Office Space
    First-Floor Office Space

    535 Saybrook Rd, Middletown, CT 06457

    Contact for pricing
    2,024 sqft

    Available immediately in a convenient first-floor location across from Middlesex Health Campus with Route 9 accessibility.

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    Middletown, CT Office Spaces Lease Rates & Market Statistics

    Explore 51 Office Spaces for lease in Middletown, CT on Realmo, a commercial real estate exchange covering the Middletown area. The current inventory totals 136,543 square feet of properties — an average of ~2,700 SF per listing.

    Asking lease rates for Office Spaces in Middletown start at $3.60 SF/Yr, average $15.71 SF/Yr, and reach $23 SF/Yr at the top of the market. That's a 6x spread between entry-level and premium space, making side-by-side comparison of asking rents and lease terms essential. At $15.71 SF/Yr, the local average runs 25% below Connecticut's state average of $20.85 SF/Yr.

    Middletown accounts for 29% of the 174 office spaces currently available across Middlesex County, where nearby markets include Old Saybrook and Essex. By space type, the market includes 43 office units, 6 office buildings and 5 medical office space listings.

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