Sign Up Successful!
You now have access to more from Realmo!
    For Sale
    • For Sale
    • For Lease
    • Recently Sold
    • Property Lookup
    • Brokers
    Industrial
    1
    • Retail
    • Office
    • Residential Income
    • Restaurants
    • Industrial
    • Mixed-Use
    • Hospitality
    • Health Care
    • Sports & Entertainment
    • Land
    • Agricultural
    • Specialty
    Price
    Price range
    $
    $
    Size
    Property size / sq.ft.
    AI Search

    St Louis County, MO Flex Space for Sale

    35 results
    List
    Map
    University City Industrial Warehouse For Sale
    $550,000
    9,158 SF

    University City Industrial Warehouse For Sale

    6609 Olive Blvd, Saint Louis, MO 63130

    9,158 SF industrial warehouse with renovated office space.

    • Excellent regional connectivity, approximately 3 miles from I‑70 and 2 miles from I‑64.
    • 9,158 sq. ft. industrial warehouse with a functional mix of office and warehouse space.
    • Approximately 1,200 square feet of newly renovated office space and restrooms.
    • 7,958 square feet of warehouse storage.
    • Two front dock doors (12’x10’ and 12’x12’).
    Updated: Jan 15
    View details
    Flex Office Warehouse Building For Sale
    Pending
    $8,950,000
    135,074 SF

    Flex Office Warehouse Building For Sale

    2001 Walton Rd St, Louis, MO 63114

    135,000 SF flex building in Overland, MO with I-170 frontage.

    • Prime 135,000 S.F. flex office warehouse building with 4 units.
    • Centrally‑located in Overland, MO with frontage on Interstate 170.
    • Over 360 parking spaces on site.
    • 100% A/C throughout and fully‑sprinklered with a wet system.
    • 45 mil TPO roof installed in 2017 with a 15‑year warranty.
    Updated: Oct 12, 2025
    View details
    Downtown St. Louis Industrial Site
    $1,900,000
    43,175 SF

    Downtown St. Louis Industrial Site

    3.1-acre fenced industrial site, ideal for various uses.

    1900 Cole St St, St. Louis, MO 63106
    View details
    Historic St. Louis Flex Warehouse
    $595,000
    34,316 SF

    Historic St. Louis Flex Warehouse

    Prime redevelopment opportunity near NGA.

    2118 Mullanphy St St, St. Louis, MO 63106
    View details
    Downtown West Industrial Gem
    $739,000
    12,271 SF

    Downtown West Industrial Gem

    12,271 SF Flex Space, $739K

    1814 Washington Ave St, St. Louis, MO 63103
    View details
    St. Louis Multi-Tenant Portfolio
    Contact for pricing
    70,961 SF

    St. Louis Multi-Tenant Portfolio

    70,961 SF Mixed-Use Investment

    4401-4409 Meramec Btm Rd St, St. Louis, MO 63129
    View details
    Westport Flex Building: Prime Location
    $3,310,149
    35,595 SF

    Westport Flex Building: Prime Location

    35,595 SF Flex Space, Owner/User Opportunity

    1940 Craigshire Dr St, St. Louis, MO 63146
    View details
    Bridgeton, MO Industrial HQ
    $6,950,000
    50,322 SF

    Bridgeton, MO Industrial HQ

    Class A flex/warehouse, 7% cap rate, NNN lease.

    4710 Earth City Expy, Bridgeton, MO 63044
    View details
    Brentwood Industrial Flex Space
    $738,000
    46,175 SF

    Brentwood Industrial Flex Space

    1.06-Acre Flex Warehouse, Vacant

    8300 Manchester Rd, Brentwood, MO 63144
    View details
    Renovated Flex Building with Warehouse
    Contact for pricing
    20,648 SF

    Renovated Flex Building with Warehouse

    20,648 SF flex building with warehouse space for sale.

    12181 Prichard Farm Rd, Maryland Heights, MO 63043
    View details
    Warehouse with Fenced Outside Storage
    $495,000
    5,088 SF

    Warehouse with Fenced Outside Storage

    Warehouse with office, mezzanine, and fenced outside storage area.

    2002 Woodson Rd St, Louis, MO
    View details
    Renovated Office/Shop Building For Sale
    $415,000
    2,671 SF

    Renovated Office/Shop Building For Sale

    Renovated office and shop building with high-end finishes.

    4195 Burgen Ave, Saint Louis, MO 63116
    View details
    Office/Warehouse Leased Investment Opportunity
    $720,000
    7,930 SF

    Office/Warehouse Leased Investment Opportunity

    7,700 SF office/warehouse 100% leased through 2026.

    10271-10283 Bach Blvd St, Louis, MO
    View details
    Single Tenant Net Lease Building
    $1,595,151

    Single Tenant Net Lease Building

    Single tenant net lease building with dock and drive-in access.

    10515 Liberty Ave St, Louis, MO
    View details
    Kirkwood Office/Flex Building For Sale
    $725,000
    4,200 SF

    Kirkwood Office/Flex Building For Sale

    4,200 SF office/flex building with secured parking lot.

    1150 Milwaukee St St, Louis, MO
    View details
    Flex Office-Warehouse Investment Opportunity
    $5,000,000

    Flex Office-Warehouse Investment Opportunity

    Two-tenant flex office-warehouse, fully leased, for sale.

    950 Bolger Ct, Fenton, MO 63026
    View details
    Historic Firehouse with Modern Amenities
    $525,000
    5,256 SF

    Historic Firehouse with Modern Amenities

    Redeveloped firehouse with creative office, garage, and storage.

    6970 Olive Blvd St, Louis, MO
    View details
    6,000 SF Flex Building For Sale
    $595,000
    6,000 SF

    6,000 SF Flex Building For Sale

    6,000 SF flex building on 1.3+ acres for sale.

    8915 S Broadway St, Louis, MO
    View details
    Air-Conditioned Office/Warehouse Space Available
    Contact for pricing
    52,000 SF

    Air-Conditioned Office/Warehouse Space Available

    Office/warehouse space for sale in Hazelwood submarket.

    St, Louis, MO 63132
    View details
    Retail/Industrial Building on Olive Blvd
    $800,000
    9,087 SF

    Retail/Industrial Building on Olive Blvd

    Versatile commercial building with event center, parking, and drive-in doors.

    7267 Olive Blvd, Saint Louis, MO 63130
    View details
    Office/Flex Building in Hanley Submarket
    $2,500,000
    28,267 SF

    Office/Flex Building in Hanley Submarket

    28,267 SF office/flex building with full office buildout for sale.

    2545 S Hanley Rd, Saint Louis, MO 63114
    View details
    Office/Warehouse with Storage Building
    $775,000
    7,500 SF

    Office/Warehouse with Storage Building

    Two buildings on 1.04 acres near Lindbergh & Page.

    2021 N Warson Rd St, Louis, MO
    View details
    Office/Warehouse on Fenced Acre
    $750,000
    5,970 SF

    Office/Warehouse on Fenced Acre

    5,970 SF office/warehouse on 1 acre with ample storage.

    8465 Delport Dr St, Louis, MO
    View details
    Former Racquetball Club with Office
    Contact for pricing
    19,960 SF

    Former Racquetball Club with Office

    East Manchester property with high ceilings and ample parking.

    200 Enchanted Pkwy, Manchester, MO
    View details

    St Louis County, MO Flex Space Investment Opportunities Market Analysis

    Explore 61 flex space for sale in St Louis County, MO, showcased through 35 active listings on our real estate platform. These investment opportunities span a total of 852,034 square feet of properties for sale, with an estimated market value of $19,133,000.

    Prices for business spaces in St Louis County, MO start at $595,000, averaging $3,826,600, and reaching up to $8,950,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

    List
    Map

    Flex space by market

    Browse Flex space for Sale Near St Louis, MO

    Select Neighborhood

    Google sign-in failed. Please try again or use another login method.
    Create New Password
    • At least 8 characters
    • Contains both letters and numbers
    • Contains uppercase and lowercase letters
    • At most 32 characters
    • Password required
    • Password reset link has expired. Please request a new one.