Add Listing
    For Lease
    • For Sale
    • For Lease
    • Recently Sold
    • Property Lookup
    • Brokers
    Space Uses
    • Retail
    • Restaurant
    • Office
    • Coworking
    • Medical Space
    • Automotive
    • Industrial
    • Warehouse
    • Flex
    • Hospitality
    • Sports & Entertainment
    • Specialty
    Rent
    Rent / SF / Yr
    $
    $
    Rent / Mo
    $
    $
    Size
    Property size / sq.ft.

    Meet Realmo: The Largest Hub
    of Commercial Real     Estate in the US

    Over 1 million active listings and over 150 million property profiles

    Portland, CT Commercial Real Estate for Lease

    Notify Me
    List
    Map
    New Haven, CT Hartford, CT Bridgeport, CT
    10 results
    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
    View details
    Retail Space in New Development
    Contact for pricing
    72,002 SF

    Retail Space in New Development

    Marlborough Street, Portland, CT 6480

    Retail space available in mixed-use development in Portland, Connecticut.

    • New Town Center Development
    • ±8,000 SF Rooftop Bar/Restaurant Space
    • Join Starbucks
    • 230 residential apartments
    • ±29,000 ADT
    Updated: Nov 22, 2025
    View details
    Retail Space in Portland, CT
    $48 SF/Yr
    500 SF

    Retail Space in Portland, CT

    Retail space available for lease in Portland, Connecticut.

    850 Portland-Cobalt Rd, Portland, CT
    View details
    New Mixed-Use Development Space
    Contact for pricing
    4,602 SF

    New Mixed-Use Development Space

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

    185 Main St, Portland, CT
    View details
    Retail and Restaurant Space Available
    Contact for pricing
    9,982 SF

    Retail and Restaurant Space Available

    Retail and restaurant spaces for lease in mixed-use development.

    25 Marlborough St, Portland, CT
    View details
    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
    View details
    New Mixed-Use Development Space
    Contact for pricing
    5,244 SF

    New Mixed-Use Development Space

    Commercial spaces available in Portland, Connecticut's new town center.

    2 Perry Ave, Portland, CT
    View details
    Mixed-Use Development Retail Space
    Contact for pricing
    10,242 SF

    Mixed-Use Development Retail Space

    Retail, medical, and office spaces available in new town center.

    69 Marlborough St, Portland, CT
    View details
    Based on your search, we've compiled 19 Potential Opportunities for your consideration. Besides 10 Active listings in Portland, CT, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities, and Similar 5 Properties for Sales.

    Explore Commercial real estate for Lease in Nearby Cities

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

    Updated Office Space Available Now
    $1,450/Mo
    855 SF

    Updated Office Space Available Now

    Versatile 855 SF office space for immediate occupancy.

    670 Newfield Street, Middletown, CT 06457
    View details
    Retail Space in Cromwell, CT
    $3,400/Mo
    2,000 SF

    Retail Space in Cromwell, CT

    Retail property for lease in Cromwell, Connecticut.

    309 Main St, Cromwell, CT 06416
    View details
    Unique Commercial Space in Cromwell
    $2,100/Mo
    1,200 SF

    Unique Commercial Space in Cromwell

    Retail/office space in a unique location, must see!

    309 Main Street, Cromwell, CT 06416
    View details
    Office Suites Available For Rent
    $550/Mo
    1,317 SF

    Office Suites Available For Rent

    Office suites for rent, utilities not included.

    769 Newfield St, Middletown, CT
    View details

    Explore Similar Spaces for Sale in Portland, CT

    Consider Similar Space for Sale. We found 5 Spaces matching your search parameters.

    Versatile Commercial Property in Portland
    $750,000
    3,024 SF

    Versatile Commercial Property in Portland

    9.5-acre commercial property with two buildings and high visibility.

    455 Portland Cobalt Road, Portland, CT 6480
    View details
    Operational Marina on Connecticut River
    $710,000
    8,300 SF

    Operational Marina on Connecticut River

    Marina with frontage on Connecticut River, showroom, mechanic shop.

    674 Main Street, Portland, CT 6480
    View details
    Turn-Key Bar Eatery For Sale
    $130,000
    0.14 Acres

    Turn-Key Bar Eatery For Sale

    Established bar and eatery with fully equipped kitchen and bar.

    164 Main Street, Portland, CT 6480
    View details
    Land Off Route 66
    $742,500
    7.94 Acres

    Land Off Route 66

    Land with industrial zoning and high traffic count location.

    800 Portland-Cobalt Rd, Portland, CT
    View details
    Industrial Land Lots For Sale
    $742,500

    Industrial Land Lots For Sale

    Two industrial land lots totaling 7.94 acres available.

    William St, Portland, CT 6480
    View details

    Portland, CT Commercial real estate Leasing Opportunities Market Analysis

    Explore Commercial real estate leasing options in Portland, CT with 10 listings featured on our commercial real estate exchange. The current inventory includes 5,500 square feet of properties with an estimated lease value of $58 SF/Yr.

    Estimated lease rates for Commercial real estate in Portland, CT begin at $10 SF/Yr, with an average of $29 SF/Yr and extend to $48 SF/Yr.
    List
    Map

    Browse Commercial real estate for Lease Near Portland, CT

    Popular Searches in Portland, CT

    Most Searched ZIP Codes in Portland, CT

    • 06480

    Select Neighborhood

    Google sign-in failed. Please try again or use another login method.
    Sign Up Successful!
    You now have access to more from Realmo!