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Westmont, IL Office Spaces for Lease

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29 properties
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Renovated Storefront Retail Space
Updated: Aug 22
Renovated Storefront Retail Space

33 N Cass Avenue, Westmont, IL 60559

Contact for pricing
1,161 SF first‑floor storefront space
Recently renovated interior available immediately
Glass‑enclosed private office
Private restroom and open‑concept area
Central Air conditioning
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Unique Office Environment in Westmont
Updated: Nov 22, 2025
Unique Office Environment in Westmont

700-890 Quail Ridge Drive, Westmont, IL 60559

$14 SF/Yr
6,798 sqft
Convenient location with easy access to major expressways and the I‑88 corridor.
Direct entry to tenant suites for convenience and identity.
Control over HVAC system to meet evolving business needs.
Highly coveted infill location in a beautiful setting.
Facilitated travel times to downtown Chicago and both airports.
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Medical Office Space with Storage and Meeting Space
Medical Office Space with Storage and Meeting Space

801 N Cass Ave, Westmont, IL 60559

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9,647 sqft

Medical and office space for lease with on-site storage and meeting space, currently serving healthcare and professional tenants.

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Single-Story Office/Flex Space Available
Single-Story Office/Flex Space Available

1111 Pasquinelli Drive, Westmont, IL 60559

$14.25 SF/Yr
26,429 sqft

Office/flex buildings with private entries and tenant-controlled HVAC.

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Westmont Office Building Near Oakbrook
Westmont Office Building Near Oakbrook

601 Oakmont Lane, Westmont, IL 60559

$14.25 SF/Yr
47,607 sqft

Four-story office building near Oakbrook Center with modern design.

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Westmont Office Space For Rent
Westmont Office Space For Rent

300-490 Quail Ridge Drive, Westmont, IL 60559

$14 SF/Yr
2,310 sqft

Office suites with individual entry and HVAC control for rent.

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Office Centre with Tenant-Controlled HVAC
Office Centre with Tenant-Controlled HVAC

710-815 Quail Ridge Dr, Westmont, IL 60559

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5,621 sqft

Quail Ridge Office Centre offers office suites with tenant-controlled HVAC in a landscaped setting with pond gathering areas.

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Office Space in Park-Like Setting
Office Space in Park-Like Setting

110 Quail Ridge Drive, Westmont, IL 60559

$14.25 SF/Yr

Office suites with tenant-controlled HVAC in Westmont, Illinois.

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Office Suites with Tenant-Controlled HVAC
Office Suites with Tenant-Controlled HVAC

815 Quail Ridge Dr, Westmont, IL 60559

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1,501 sqft

Multi-building office campus offering tenant-controlled HVAC and private entries for select single-story suites.

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Remodeled Multi-Tenant Office Suites
Remodeled Multi-Tenant Office Suites

825 N Cass Ave, Westmont, IL 60559

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1,776 sqft

Single-story office complex with exterior suite entrances and fully remodeled units, supported by a 4.0 parking ratio.

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Remodeled Office Units
Remodeled Office Units

825 N Cass Ave, Westmont, IL 60559

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2,242 sqft

Single-story complex features exterior suite entrances and remodeled interiors.

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Remodeled Multi-Tenant Office Complex
Remodeled Multi-Tenant Office Complex

825 N Cass Ave, Westmont, IL 60559

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1,824 sqft

Single-story, multi-tenant office suites feature exterior entrances and completely remodeled tenant finishes.

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Office and Medical Space
Office and Medical Space

801 N Cass Ave, Westmont, IL 60559

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2,480 sqft

Lease office and medical space with storage and meeting room options.

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Office Suite with Private Entry
Office Suite with Private Entry

815 Quail Ridge Dr, Westmont, IL 60559

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1,401 sqft

Single-story office suites feature private entrances and tenant-controlled HVAC within Quail Ridge Office Centre.

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Office and Medical Suite
Office and Medical Suite

801 N Cass Ave, Westmont, IL 60559

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2,029 sqft

Office and medical space for lease includes storage and meeting space, with tenants such as healthcare providers and law firms.

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Four-Story Office Building For Rent
Four-Story Office Building For Rent

601 Oakmont Ln, Westmont, IL 60559

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117,900 sqft

117,900 SF office building with atrium, conference center, deli.

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Remodeled Multi-Tenant Office Suites
Remodeled Multi-Tenant Office Suites

825 N Cass Ave, Westmont, IL 60559

Contact for pricing
1,215 sqft

Single-story, multi-tenant office complex with exterior suite entrances and completely remodeled unit finishes.

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Single-Story Office/Flex Suites For Rent
Single-Story Office/Flex Suites For Rent

777 Oakmont Lane, Westmont, IL 60559

$14.25 SF/Yr

Office/flex suites with private entries and tenant-controlled HVAC.

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Office Suites with Private Entrances
Office Suites with Private Entrances

710-815 Quail Ridge Dr, Westmont, IL 60559

Contact for pricing
6,798 sqft

Flexible office suites are available with private entrances and 24-hour access with individually controlled HVAC.

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Westmont Office Space For Rent
Westmont Office Space For Rent

710-815 Quail Ridge Dr, Westmont, IL

Contact for pricing
6,798 sqft 10.24 AC lot

Office suites available with private entrances and 24-hour access.

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Renovated Office Suites
Renovated Office Suites

700 E Ogden Ave, Westmont, IL 60559

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2,184 sqft

Fully renovated office building offers in-house buildouts and move-in ready suite options with tenant storage available.

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Single-Story Office Suite
Single-Story Office Suite

825 N Cass Ave, Westmont, IL 60559

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1,585 sqft

Rent-ready office suite with a private entrance within a single-story office building.

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Single-Story Office Suite
Single-Story Office Suite

825 N Cass Ave, Westmont, IL 60559

Contact for pricing
1,164 sqft

Rent-ready single-story office suite offers a private entrance into the tenant space.

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Second-Floor Office Unit
Second-Floor Office Unit

38 N Cass Avenue, Westmont, IL 60559

$3,166/Mo

Flexible workspace with private offices, a kitchenette, private bath, and separate front and rear access.

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Westmont, IL Office Spaces Lease Rates & Market Statistics

Explore 29 Office Spaces for lease in Westmont, IL on Realmo, a commercial real estate exchange covering the Westmont area. The current inventory totals 377,163 square feet of properties — an average of ~13,000 SF per listing.

Office Spaces lease rates in Westmont range from $14 SF/Yr at the entry level to $14.25 SF/Yr at the top of the market, averaging $14.18 SF/Yr. Pricing across the market is relatively uniform, which simplifies like-for-like comparison between listings. The local average of $14.18 SF/Yr is 36% below the Illinois state average of $22.22 SF/Yr.

Westmont accounts for 5% of the 540 office spaces currently available across DuPage County, where nearby markets include Naperville and Oak Brook. By space type, the market includes 22 office units, 6 office buildings and 3 medical office space listings.

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