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    Old Saybrook, CT Office Spaces for Lease

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    Old Lyme, CT Westbrook, CT Essex, CT East Lyme, CT Centerbrook, CT Ivoryton, CT Clinton, CT W Haven, CT
    30 properties
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    Historic Second-Floor Office Units
    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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    Second-Floor Office Units
    Updated: Jun 7
    Second-Floor Office Units

    222 Old Boston Post Road, Old Saybrook, CT 06475

    $3,000/Mo
    1,864 sqft 1.25 AC lot
    1,864 square feet of second‑floor office space
    Multiple private offices with reception, waiting, conference, and flexible work areas
    Large windows provide abundant natural light
    1.25‑acre property at 222 Old Boston Post Road, Old Saybrook
    B‑3 zoning with central air and full carpeting
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    First-Floor Office Unit
    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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    Corner Retail Space with Office Potential
    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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    Updated Two-Level Office Unit
    Updated Two-Level Office Unit

    123 Elm Street, Old Saybrook, CT 06475

    $1,600/Mo
    1,200 sqft

    B-2 zoning, central air, and basement storage support a practical professional workspace.

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    Updated Second-Floor Office Unit
    Updated Second-Floor Office Unit

    123 Elm Street, Old Saybrook, CT 06475

    $1,450/Mo
    1,200 sqft

    B-2-zoned workspace includes private restrooms, central air, and off-street parking.

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    Second-Floor Office Units
    Second-Floor Office Units

    5 Barnes Avenue, Old Saybrook, CT 06475

    $2,800/Mo
    1,440 sqft

    Open office configuration with a full kitchen, full bath, and included heat, electricity, and air conditioning.

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    Historic Second-Floor Office Units
    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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    Renovated Office Unit with Elevator Access
    Renovated Office Unit with Elevator Access

    263 Main St Unit 307, Old Saybrook, CT 06475

    $725/Mo
    600 sqft

    Two-room workspace offers updated carpet, a full wall of windows, and included heat, A/C, and electric.

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    Elevator-Access Office Unit
    Elevator-Access Office Unit

    263 Main St Unit 201, Old Saybrook, CT 06475

    $425/Mo
    350 sqft

    Second-floor workspace with included heat, air conditioning, and electric.

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    Second-Floor Office Suite in Plaza
    Second-Floor Office Suite in Plaza

    455 Boston Post Road, Old Saybrook, CT 06475

    $16 SF/Yr
    1,988 sqft

    1,988 SF second-floor suite with elevator access in a renovated retail/office plaza near I-95.

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    Second-Floor Office Suite
    Second-Floor Office Suite

    455 Boston Post Rd, Old Saybrook, CT 06475

    $16 SF/Yr
    1,988 sqft

    Renovated plaza second-floor office space with elevator access in a commercial corridor near I-95.

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    Second-Floor Office Suite
    Second-Floor Office Suite

    222 Old Boston Post Rd, Old Saybrook, CT 06475

    $3,000/Mo
    1,864 sqft

    Bright second-floor office space with private offices and meeting areas, suited for professional and medical-related operations.

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    Updated First-Floor Office Unit
    Updated First-Floor Office Unit

    1300-123 Elm St, Old Saybrook, CT 06475

    $1,700/Mo
    1,200 sqft

    Professional workspace with two private restrooms, new flooring, and off-street parking near the town center.

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    Old Saybrook Office Space For Rent
    Old Saybrook Office Space For Rent

    5 Barnes Ave, Old Saybrook, CT 06475

    $2,800/Mo
    1,440 sqft

    Office space for rent in picturesque Old Saybrook location.

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    Updated Office Space For Rent
    Updated Office Space For Rent

    123 Elm Street #14, Old Saybrook, CT 06475

    $1,450/Mo
    1,200 sqft

    Updated office space with new flooring and private restrooms.

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    Historic Second-Floor Office Units
    Historic Second-Floor Office Units

    2nd-12 Old Boston Post Rd, Old Saybrook, CT 06475

    $700/Mo

    Sunlit professional suites in a historic property with paved-lot parking and convenient access to Main Street amenities.

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    2nd-Floor Office/Retail Space
    2nd-Floor Office/Retail Space

    880 Boston Post Rd, Old Saybrook, CT 06475

    Contact for pricing
    10,436 sqft

    Second-floor office/retail/worker space is available with stair access on Boston Post Rd.

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    Old Saybrook Office Space Available
    Old Saybrook Office Space Available

    263 Main Street #203, Old Saybrook, CT 06475

    $785/Mo
    760 sqft

    Office space for lease in the heart of Old Saybrook.

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    Main Street Retail/Office Space
    Main Street Retail/Office Space

    265 Main Street #C, Old Saybrook, CT 06475

    $800/Mo
    600 sqft

    600 SF retail/office space in the heart of Old Saybrook.

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    Main Street Retail/Office Space
    Main Street Retail/Office Space

    265 Main Street #B, Old Saybrook, CT 06475

    $1,428/Mo
    1,225 sqft

    Ground floor unit suitable for office or retail use.

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    Old Saybrook Office/Retail Space Available
    Old Saybrook Office/Retail Space Available

    900 Boston Post Rd, Old Saybrook, CT 06475

    $24 SF/Yr

    Office and retail spaces available on Route 1 corridor.

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    Office and Retail Spaces Available
    Office and Retail Spaces Available

    900 Boston Post Road, Old Saybrook, CT 06475

    $24 SF/Yr

    Office and retail spaces for rent on high traffic corridor.

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    Mixed-Use Restaurant Property
    Mixed-Use Restaurant Property

    93 Elm Street, Old Saybrook, CT 06475

    $21 SF/Yr

    Includes leased apartments, private office space, and a fully equipped restaurant with patio and on-site parking.

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    Old Saybrook, CT Office Spaces Lease Rates & Market Statistics

    Browse 30 Office Spaces for lease in Old Saybrook, CT on Realmo, a commercial real estate marketplace serving the Old Saybrook area. The current inventory totals 44,721 square feet of properties — an average of ~1,500 SF per listing.

    Asking lease rates for Office Spaces in Old Saybrook start at $2.74 SF/Yr, average $15.51 SF/Yr, and reach $24 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 $15.51 SF/Yr, the local average runs 27% below Connecticut's state average of $21.13 SF/Yr.

    Old Saybrook accounts for 20% of the 151 office spaces currently available across Middlesex County, where nearby markets include Middletown and Essex. By space type, the market includes 30 office units and 3 medical office space listings.

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