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    Portland, CT Office Units for Lease

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    New Haven, CT Hartford, CT Bridgeport, CT
    Prime Retail/Office Space Available
    $4,500/Mo
    5,000 SF

    Prime Retail/Office Space Available

    143 Marlborough Street, Portland, CT 6480

    5000 sqft retail/office space in high-traffic area.

    • Prime location on Rte. 66 with high traffic count near Rte. 17 and the Portland Bridge.
    • Divisible 5,000 sqft building offering flexible configurations (two 2,500 sqft spaces).
    • Ample off‑street parking for customers and staff.
    • Suitable for retail, office, flex space, or storage.
    • Detached garage potentially divisible into two rental units.
    Updated: Jul 8, 2025
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    New Mixed-Use Development Space
    Contact for pricing
    4,602 SF

    New Mixed-Use Development Space

    185 Main St, Portland, CT

    Retail, restaurant, and office spaces available in Portland, Connecticut.

    • New town center development under construction
    • Mixed‑use development featuring residential apartments, retail, medical, and office spaces
    • ±8,000 SF rooftop bar/restaurant space available
    • Join Starbucks
    • 1,470‑20,000 SF available in various buildings
    Updated: Sep 30, 2024
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    Mixed-Use Development in Portland, CT
    Contact for pricing
    2,152 SF

    Mixed-Use Development in Portland, CT

    Commercial spaces for lease in new town center development.

    68 Marlborough St, Portland, CT
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    Based on your search, we've compiled 7 Potential Opportunities for your consideration. Besides 3 Active listings in Portland, CT, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities

    Explore Office Units for Lease in Nearby Cities

    Here are 4 Similar Spaces we found in Nearby Locations for your consideration.

    Middletown Office Space for Lease
    $500/Mo
    4,780 SF

    Middletown Office Space for Lease

    Well-lit office spaces in the heart of Middletown available for rent.

    46 Washington Street, Middletown, CT 06457
    View details
    Middletown Office Space For Rent
    $800/Mo
    700 SF

    Middletown Office Space For Rent

    700 SF office suite in downtown Middletown. Utilities included.

    62 Washington Street #209, Middletown, CT 6457
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    Middletown Office Space For Rent
    $500/Mo
    4,780 SF

    Middletown Office Space For Rent

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

    46 Washington Street, Middletown, CT 6457
    View details
    Downtown Middletown Office Space Available
    Contact for pricing
    755 SF

    Downtown Middletown Office Space Available

    755 SF office space for lease in downtown Middletown.

    484 Main St, Middletown, CT 6457
    View details

    Portland, CT Office Units Leasing Opportunities Market Analysis

    Explore Office Units leasing options in Portland, CT with 3 listings featured on our commercial real estate exchange. The current inventory includes 5,000 square feet of properties with an estimated lease value of $10 SF/Yr.

    Estimated lease rates for Office Units in Portland, CT begin at $10 SF/Yr, with an average of $10 SF/Yr and extend to $10 SF/Yr.
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    Popular Searches in Portland, CT

    Most Searched ZIP Codes in Portland, CT

    • 06480

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