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    Thornton, CO Office Units for Lease

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    Broomfield, CO Westminster, CO Superior, CO Lafayette, CO Louisville, CO Federal Heights, CO Denver, CO Northglenn, CO
    Thornton Office Space Available
    Updated: Nov 24, 2025
    Thornton Office Space Available

    500 East 84th Avenue, Thornton, CO 80229

    $16.50 SF/Yr
    Furnished call center offers a plug and play opportunity.
    Features drive‑in/dock high loading.
    Large, flexible floorplates to suit your needs.
    Ample parking available.
    Benefit from highway visibility.
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    Thornton Office Space For Rent
    Updated: Apr 8, 2024
    Thornton Office Space For Rent

    9351 Grant St, Thornton, CO

    Contact for pricing
    2,771 sqft 5.52 AC lot
    Outstanding panoramic mountain and city views.
    Excellent frontage and identity at the intersection of I‑25 & Thornton Pkwy.
    Enjoy 24/7 building access.
    Easy access to Denver International Airport.
    Monument signage available.
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    Based on your search, we've compiled 10 Potential Opportunities for your consideration. Besides 2 Active listings in Thornton, CO, we suggest exploring alternatives. Consider Similar 4 Spaces in Nearby Cities, and Similar 4 Properties for Sales.

    Office Units for Lease in Nearby Cities

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

    Built-Out Office Suite
    Built-Out Office Suite

    2861 W 120th Ave, Ste 205, Westminster, CO 80234

    $29 SF/Yr
    4,194 sqft

    A furnished second-floor layout offers private offices, collaborative work areas, and a dedicated training room.

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    Remodeled Professional Office Suites
    Remodeled Professional Office Suites

    11172 Huron Street Unit: 22, Denver, CO 80234

    $650-$850/Mo

    Private upper-level offices in a two-story building with shared conference, kitchen, lobby, and sitting-area amenities.

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    Second-Floor Office Space with Balconies
    Second-Floor Office Space with Balconies

    2921 W 120th Ave, Westminster, CO 80234

    Contact for pricing
    2,533 sqft

    Class A office space on the second floor with two west-facing private balconies, near major interchanges.

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    Denver Office Space Available
    Denver Office Space Available

    2390 West 104th Avenue, Denver, CO 80234

    Contact for pricing
    17,000 sqft

    10,000 square foot office space for rent in Denver.

    View details

    Similar Spaces for Sale in Thornton, CO

    Consider Similar Space for Sale. We found 4 Spaces matching your search parameters.

    New-Build Small-Bay Flex Building
    New-Build Small-Bay Flex Building

    12295 Pennsylvania Street, Thornton, CO 80241

    Contact for pricing
    10,000 sqft

    Self-contained commercial units combine warehouse utility with dedicated office and business infrastructure.

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    Flex Space with Drive-In Door
    Flex Space with Drive-In Door

    12295 Pennsylvania St, Unit 3, Thornton, CO 80241

    Contact for pricing
    1,079 sqft

    Office, showroom, warehouse, and lobby areas support a versatile commercial layout.

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    Flex Space with Drive-In Door
    Flex Space with Drive-In Door

    12295 Pennsylvania St, Unit 2, Thornton, CO 80241

    Contact for pricing
    944 sqft

    Built-out commercial unit combines office, lobby, showroom, warehouse, and a private ADA restroom.

    View details
    One-Level Office Condo For Sale
    One-Level Office Condo For Sale

    8801 Fox Dr 3, Thornton, CO 80260

    $280,000
    0.16 AC lot

    One-level office condo in Thornton, CO. Owner carry available.

    View details

    Thornton, CO Office Units Lease Rates & Market Statistics

    Explore 2 Office Units for lease in Thornton, CO on Realmo, a commercial real estate exchange covering the Thornton area. The current inventory totals 2,771 square feet of properties.

    Office Units lease rates in Thornton range from $16.50 SF/Yr at the entry level to $16.50 SF/Yr at the top of the market, averaging $16.50 SF/Yr. Pricing across the market is relatively uniform, which simplifies like-for-like comparison between listings. The local average of $16.50 SF/Yr is 21% below the Colorado state average of $20.86 SF/Yr.

    Office Units are one of the more limited space types in Thornton, with just 2 listings currently available — a scarcity worth factoring into lease negotiations.

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