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    Middlesex County, NJ Office Spaces for Lease

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    Found 273 office space listings for lease in Middlesex County, NJ, averaging $20/SF/YR. Use lease type data to compare options faster.
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    Second-Floor Office Suite
    Second-Floor Office Suite

    1405 State Route 18 Unit 202, Old Bridge, NJ 08857

    Contact for pricing
    5–8 people  1,300 sqft

    Flexible professional workspace with private offices, reception area, kitchenette, elevator access, and a separate entrance.

    View details
    Office Unit with Conference Room
    Office Unit with Conference Room

    3840 Park Ave, Edison, NJ 08820

    Triple net (NNN)
    Contact for pricing
    6–10 people  1 space  1,509 sqft
    1 meeting room

    Professional office suite with private rooms, kitchenette, storage, parking, and Park Avenue signage.

    Supplemental air unit  Reception area  Kitchenette  Private unisex lavatories
    View details
    Renovated Office Condo
    Renovated Office Condo

    2515 Highway 516, Old Bridge, NJ 08857

    Contact for pricing
    6–10 people  1,500 sqft  Built 1968
    Public transit  Highway access + Road access

    A private restroom, reception area, and landscaped campus setting complement this professional office space.

    Recessed lighting  Private bathroom  Landscaped campus  Pond
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    Office Units
    Office Units

    205 May St, Edison, NJ 08837

    Contact for pricing
    6–11 people  1,743 sqft

    Office space is offered for lease in Edison, New Jersey.

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    Office Units with Elevator Access
    Office Units with Elevator Access

    485 GEORGES Road, Dayton, NJ 08810

    $1,466/Mo
    500–2,050 sqft  Built 1986  5.03 acres  Floor 2

    Second-floor office suites offer shared restrooms, multiple entry points, and on-site parking within a multi-tenant commercial center.

    150 parking spaces  Shared bathrooms  On-site parking
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    Retail and Medical Space
    Retail and Medical Space

    253 State Route 18, East Brunswick, NJ 08816

    Contact for pricing
    1,306 sqft
    Road access

    Lease retail and medical suites within a new mixed-use development with prominent Route 18 frontage.

    2,134 parking spaces
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    Centerline@Metropark Office Units
    Centerline@Metropark Office Units

    186 Wood Ave S, Iselin, NJ 08830

    Contact for pricing
    16–26 people  4,000 sqft

    Office space is available within the Centerline@Metropark property.

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    Office Space for Lease
    Office Space for Lease

    45 Stouts Ln, Monmouth Junction, NJ 08852

    Contact for pricing
    40–66 people  10,000 sqft

    Office space is now available for lease in Monmouth Junction, New Jersey.

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    Retail Space in Shopping Center
    Retail Space in Shopping Center

    393 DAVIDSONS MILL Road, Monroe Township, NJ 08831

    Triple net (NNN)
    $2,950/Mo
    Multi-tenant  1,530 sqft  Built 1980
    Dunkin Donuts, Italian Restaurant co-tenants

    Open-plan suite includes private offices, storage, natural light, and access to on-site parking.

    50 parking spaces  Open floor plan  Private offices  Storage room
    View details
    Warehouse with ESFR Sprinklers
    Warehouse with ESFR Sprinklers

    Dayton, NJ 08810

    Contact for pricing
    345,287 sqft

    White-box warehouse with ESFR sprinklers, new LED motion-sensor lighting, and renovated offices for immediate occupancy.

    Sprinklered
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    Medical Office with Exam Rooms
    Medical Office with Exam Rooms

    41 Bridge Street, Metuchen, NJ 08840

    $2,500/Mo
    1,250 sqft  Built 1990

    The suite includes reception, patient waiting, and three exam rooms for scheduled shared use.

    50 parking spaces  Waiting area  Reception  3 exam rooms
    View details
    Renovated Three-Story Medical Office
    Renovated Three-Story Medical Office

    1 Rossmoor Drive, Monroe Township, NJ 08831

    Contact for pricing
    38,238 sqft  Renovated 2025  3-story
    Highway access

    Freestanding Class B building offering turnkey suites and ADA-compliant elevator access across three renovated floors.

    Modern building systems  Updated common areas  Highway access  Exterior access ramp
    View details
    First-Floor Office Unit
    First-Floor Office Unit

    832 Ridgewood Ave, North Brunswick, NJ 08902

    Contact for pricing
    9–15 people  2,320 sqft  Floor 1
    2 private offices  1 meeting room

    Mostly open workspace includes private offices, a conference room, and recently upgraded LED lighting.

    View details
    Corner Office Units
    Corner Office Units

    142 Livingston Ave, New Brunswick, NJ 08901

    Contact for pricing
    6–10 people  1 space  1,500 sqft
    Highway access + Road access

    Office units near Routes 27 and 18, with a walkable corner location on Livingston Avenue and Seaman Street.

    View details
    Flex Space with Office Area
    Flex Space with Office Area

    76 National Road, Edison, NJ 08817

    Contact for pricing
    25,000 sqft

    Commercial flex property combining warehouse and dedicated office space.

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    Sublease Office Space
    Sublease Office Space

    101 Wood Ave S, Iselin, NJ 08830

    Contact for pricing
    73–122 people  18,437 sqft

    Sublease office space is available with 8,693 to 18,437 SF for flexible occupancy planning.

    View details
    Updated Office Units with Elevator
    Updated Office Units with Elevator

    3146 Route 27, South Brunswick, NJ 08824

    $4,250/Mo
    54–90 people  13,500 sqft  Built 2009  1.58 acres
    Road access

    Second-floor office space offers elevator access, new carpeting, and a freshly painted interior within a multi-use commercial building.

    45 parking spaces
    View details
    Retail and Office Space
    Retail and Office Space

    B-341 S Pine Ave, South Amboy, NJ 08879

    $3,400/Mo

    Retail and office spaces are available with plenty of on-site parking in the South Pine Strip Center.

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    Sublease Office Space Near Metropark
    Sublease Office Space Near Metropark

    99 Wood Ave S, Iselin, NJ 08830

    Contact for pricing
    32–54 people  8,237 sqft
    Public transit

    Sublease office space with on-site property management and amenities including a conference center and fitness center.

    Furnished  Conference center  Fitness center  On-site property management
    View details
    Seven-Story Office Building
    Seven-Story Office Building

    303 George St, New Brunswick, NJ 08901

    Contact for pricing
    34–57 people  1 space  8,589 sqft  7-story

    Seven-story office building with a white precast concrete panel facade in New Brunswick, NJ.

    View details
    Office Unit in Class A Building
    Office Unit in Class A Building

    3759 U.S. 1, Monmouth Junction, NJ 08852

    Class A
    Contact for pricing
    20–33 people  5,000 sqft  Built 2004  2-story
    Highway access + Road access

    Office space is available within a two-story Class A building near major highways.

    View details
    Office Units with Data Center
    Office Units with Data Center

    15 Corporate Place South, Piscataway, NJ 08854

    $20 SF/Yr
    2 spaces
    Highway access

    For-lease office and data center space near several interstate exits.

    View details
    Office Unit with Natural Light
    Office Unit with Natural Light

    983 W State Route 33, Monroe, NJ 08831

    $2,700/Mo
    4–7 people  1,100 sqft
    Highway access

    The vacant space is available for immediate occupancy and includes on-site parking.

    75 parking spaces  Natural lighting
    View details
    Office Suite with Open Workspace
    Office Suite with Open Workspace

    320 Spotswood Englishtown Road, Monroe, NJ 08831

    Contact for pricing
    1 space  1,400 sqft  stucco/stone
    2 private offices  1 meeting room  Road access

    A flexible office layout combines private rooms, a conference area, and shared workspace with rear parking.

    Kitchenette
    View details
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