Office Space in Oak Lawn, Illinois

Van Vlissingen and Co. represents office and medical office tenants, buyers, and landlords in Oak Lawn, Illinois. Gordon Lamphere and our office team focus on tenant representation from 3,000 to 50,000 square feet, with leasing, sales, and property management for buildings up to 1,000,000 square feet.

Van Vlissingen and Co. performs more than 100 commercial real estate transactions annually, and our team has completed over $3 billion in transaction volume. We have operated continuously in Chicagoland commercial real estate since 1879, and we manage 870 acres and more than 6 million square feet across three corporate parks we developed ourselves.

95th Street Is a Medical Office Corridor

Not a street with some medical buildings on it. A corridor of named, institutional-grade medical office running roughly two miles, anchored by Advocate Health Care’s flagship hospital.

The market in aggregate

Oak Lawn holds 14 office spaces for lease totaling 55,229 square feet, at an average asking rent of $20.20 per square foot. Class A averages $27 and Class B $22, across five Class B buildings and two LEED-certified buildings.

Institutional ownership tells you something

4220 West 95th Street is owned by Harrison Street Real Estate Capital and leased and managed by MedProperties Group. 4400 West 95th Street is listed and managed by Lillibridge. Those are national healthcare real estate specialists, not local landlords.

When institutional healthcare capital owns and operates buildings on a suburban street, it is because the underlying demand is durable enough to underwrite at institutional return requirements. That is a stronger signal about this corridor than any marketing claim.

Market figures per CommercialCafe. Building detail per LoopNet, Lillibridge, MedProperties Group, Showcase, and Crexi. These reflect current availability and change.

One Building Is Physically Connected to the Hospital

The Christ Professional Office Building at 4400 West 95th Street is a four-story, 57,500 square foot medical office facility directly connected to Advocate Christ Medical Center by an enclosed walkway. The enclosed pedestrian bridge provides protected, year-round access.

That is the single strongest medical office feature available anywhere in this coverage area, and it is worth being precise about why.

• Patient coordination. A physician can see a patient in the office and admit, image, or refer them into the hospital without either party going outside. In a Chicago winter that is not a convenience, it is a clinical workflow advantage.
• Provider efficiency. A specialist splitting time between hospital rounds and office hours loses no travel time at all.
• Referral flow. The tenant mix already spans cardiology, laboratory services, OBGYN, pediatrics, general surgery, physical therapy and rehabilitation, and oncology. Practices in that building refer to each other and to the hospital continuously.
• Shared campus amenity. Tenants have access to on-campus pharmacy, imaging, lab, behavioral health, and rehabilitation services, plus the cafeteria, 24-hour public safety, and full maintenance support.

Available suites run from 800 to 2,000-plus square feet, turnkey, with exam rooms, private offices, reception areas, and dedicated restrooms, with a tenant improvement allowance based on lease term. That configuration suits a growing practice or a satellite location for a group headquartered elsewhere.

The building is accessible from I-294 and Midway Airport, with downtown Chicago 30 minutes away.

What Oak Lawn Property Tax Actually Costs

We have said on every Cook County page we write that real estate tax is the largest variable in occupancy cost. Oak Lawn provides the clearest published evidence we have found.

4440 West 95th Street is a 50,068 square foot Class B building completed in 1982. Its published figures:

Set that against an Oak Lawn average asking rent of $20.20 per square foot.

What this means in practice

On a net lease, the tenant pays that $13.86 on top of base rent. A tenant negotiating hard on a $20 quote and never examining the tax line has optimized the smaller of the two numbers.

It also means two buildings with identical asking rents can carry materially different total occupancy costs, depending on assessment. Comparing Oak Lawn options on base rent alone will produce the wrong answer, and comparing an Oak Lawn building against a DuPage or Will County option on base rent will produce a badly wrong one.

Before any letter of intent we examine the specific property’s assessment history, its appeal record, and whether it carries or could qualify for a Cook County tax incentive. Our Des Plaines office page covers Class 6B, the mechanism that can reduce exactly this burden on qualifying properties.

Tax and valuation figures per CommercialCafe. Per-square-foot figure derived by dividing the published 2022 tax by the published building size. Confirm current figures with the Cook County Assessor for any specific property.

Three Hospitals, and a Trade Area of 366,000

Oak Lawn’s medical office demand rests on more than one facility.

Advocate Christ Medical Center at 4440 West 95th Street is the anchor — a Level I trauma center described by its own campus materials as a tertiary care facility, and by MedProperties Group as Advocate Health Care’s flagship hospital. It records 334,958 outpatient and 102,279 emergency department visits annually, more than 437,000 combined, alongside 40,517 admissions, 24,745 surgeries, and over 1,500 affiliated physicians.

Listings on the corridor also cite proximity to OSF Little Company of Mary Hospital and Palos Hospital, both within ten minutes of the western end of the corridor.

The catchment

Around the western corridor, published trade area figures show nearly 75,000 people within a 2-mile radius and over 366,000 within 5 miles, with median ages of 38.5 and 38.2 and average household incomes of $77,746 and $86,921 respectively.

Traffic on 95th Street is cited at between 41,000 and 51,000 vehicles per day depending on the measurement point along the corridor.

A quarter of a million people within five miles, three hospitals, and a hospital campus recording 437,000 outpatient and emergency visits a year is a genuinely deep base for medical practice, and it explains why institutional capital owns buildings here.

An Honest Note on Market Pace

One Class A listing on this corridor, a 2,500 square foot suite at 5851 West 95th Street, has been on the market for 1,073 days at the time of writing.

That is nearly three years, and it is worth stating rather than hiding. Medical office is a specialist product with a specialist tenant pool. A suite that does not match a practice’s specific requirement — size, layout, plumbing, co-tenancy, parking, or proximity to a particular hospital — can sit for a long time even in a corridor with strong fundamentals.

For a tenant, that is leverage. A long-vacant Class A suite in a good building means a landlord who will negotiate on rent, term, free rent, and tenant improvement allowance. We identify those situations deliberately.

For an owner, it is a warning. Medical office does not lease itself on location alone. Specification, layout, and co-tenancy determine whether a suite matches a practice’s requirement, and a suite that matches nobody’s requirement will sit regardless of how good the address is.

Where Is Office Space in Oak Lawn?

• The 95th Street medical corridor — roughly 4220 West to 6313 West, holding six named medical office buildings including the hospital-connected Christ Professional Office Building. The dominant office concentration in the village.
• The Advocate Christ campus — 4400 and 4440 West 95th Street, with the enclosed pedestrian bridge and shared campus amenities.
• The Cicero Avenue corridor — professional and service office along the principal north-south arterial.
• The western corridor toward Chicago Ridge — Oak Lawn Medical Plaza and surrounding product, one block from Chicago Ridge Mall and 1.4 miles from I-294.
• The Oak Lawn Metra station area — on the SouthWest Service line to Chicago Union Station, 1.5 miles east of the western corridor.

The corridor is not uniform. The hospital end trades on clinical integration and referral flow. The western end trades on visibility, parking, retail adjacency, and access to I-294 and two additional hospitals. Those are different propositions at different rents, and Pace routes 381 and 395 serve the western buildings where the Metra station does not.

Office and Medical Office Tenant Representation in Oak Lawn — 3,000 to 50,000 SF

Our office tenant representation practice covers the 3,000 to 50,000 square foot range across medical, professional, and corporate requirements. Oak Lawn’s available product runs from 800 square foot turnkey medical suites up to 14,283 square feet of contiguous Class A space.

For occupiers looking at Oak Lawn, we run the full process: requirement definition, market survey across listed and off-market availability, building inspection, and comparative analysis of total occupancy cost rather than headline rent.

Four things drive an Oak Lawn decision.

How close to the hospital you actually need to be. If your practice admits, images, or refers into Advocate Christ regularly, the bridge-connected building is worth a premium that is difficult to overstate. If it does not, the western corridor offers Class A space with better parking, better visibility, retail adjacency, and access to two more hospitals, at a different price.

The tax line, examined property by property. At $13.86 per square foot on one published Oak Lawn building against a $20.20 average asking rent, this is the number that decides the deal. We examine assessment history and appeal record before a letter of intent.

Specification against your practice. Medical suites are not interchangeable. Exam room count, plumbing, electrical capacity, layout, accessibility, and co-tenancy all determine fit, and a turnkey suite that fits saves a fit-out that can exceed a year of rent.

Where the leverage is. Long-vacant suites exist on this corridor. We know which they are and we use them.

We negotiate the LOI and the lease — free rent, tenant improvement allowances, expansion and contraction rights, renewal and termination options, and parking. We work both sides of the table in Oak Lawn, and we tell you which side we are on before an assignment begins.

Office Leasing, Sales & Property Management in Oak Lawn

For owners and investors we handle office leasing, investment sales, and property management, including medical office, professional buildings, and mixed-use property.

Landlord Representation

We build and execute the leasing plan: positioning against comparables from transactions we negotiated ourselves, marketing to the regional occupier base, prospect qualification, and negotiation through lease execution. For an Oak Lawn medical building that means marketing to practices by specialty rather than broadcasting a rate — a cardiology group, an imaging provider, and a paediatric practice want different things from the same building, and the tenant pool is small enough to approach directly. We report activity honestly, including when the market is telling you something you did not want to hear.

Medical Office Underwriting

Medical office is a more durable income stream than general office at the same rent, because relocating a practice means relocating patients and re-establishing referral patterns. Retention is correspondingly strong and lease terms are longer.

Against that, fit-out costs are far higher, tenant improvement allowances are larger, and re-letting a specialised suite takes longer — as the 1,073-day listing on this corridor demonstrates. We model both sides explicitly rather than applying a general office assumption.

Institutional Context

Harrison Street Real Estate Capital owns 4220 West 95th Street, with MedProperties Group leasing and managing, and Lillibridge runs 4400 West 95th Street. For an owner competing against institutional healthcare capital on the same street, that raises the standard on management responsiveness, building presentation, and tenant service. It also establishes a credible buyer pool for a well-let medical asset here, which matters at exit.

Who Manages Office Property in Oak Lawn?

Van Vlissingen and Co. provides comprehensive property management for office and medical office assets in Oak Lawn:

• Lease administration, rent collection, and enforcement of lease terms
• CAM and tax reconciliation, prepared to withstand tenant audit
• Building systems, HVAC, and life safety maintenance programs
• Janitorial, landscaping, snow removal, and parking management
• Vendor selection, contract negotiation, and performance oversight
• Monthly financial reporting, annual budgeting, and capital planning
• Tenant relations, renewal coordination, and suite turnover

Tax reconciliation matters more here than almost anywhere. At $13.86 per square foot on one published Oak Lawn building, the pass-through is large enough that an error becomes a substantial dispute, and medical practices audit their statements.

Medical office also carries requirements a general office scope does not: patient access and accessibility compliance, compliant clinical waste handling, and HVAC and plumbing reliability, because a failure interrupts patient care rather than inconveniencing staff. Parking is a patient-experience issue rather than an employee one, and on a corridor where competing buildings advertise covered parking and multiple private lots, it is also a leasing issue.

What Is Van Vlissingen’s Office Experience?

Van Vlissingen and Co. performs more than 100 commercial real estate transactions annually, and our team has completed over $3 billion in transaction volume.

The relevant credential for an Oak Lawn assignment is that we own and operate multi-tenant office space rather than only broker it. We developed and still manage 870 acres and more than 6 million square feet across three corporate parks, of which Corporate Woods in Vernon Hills is roughly 25 percent office across more than 60 buildings on 340 acres.

Sixty-plus buildings of small-suite, multi-tenant office means constant lease events, tenants with technical requirements, and the daily question of whether a suite is priced correctly against what it actually delivers. Those are the operating realities of a medical office building too, and we have managed them on our own balance sheet since the mid-1980s.

See our full transaction history.

Why Work With Our Oak Lawn Office Brokers?

• More than 100 commercial real estate transactions annually, and over $3 billion in team transaction volume
• A defined focus: 3,000 to 50,000 SF tenant representation and buildings up to 1,000,000 SF for leasing, sales, and management
• The tax line examined property by property, because at $13.86 per SF on one published building against a $20.20 average rent, it decides the deal
• Hospital-connected and western corridor positions treated as the different propositions they are
• Medical suites assessed on specification and fit rather than rate
• Long-vacant listings identified and used as leverage
• Multi-tenant small-suite office owned and operated on our own account since the mid-1980s
• A fourth-generation firm, continuously in Chicagoland commercial real estate since 1879

Nearby Markets We Serve

• Oak Lawn sits in southwest Cook County roughly 15 miles from downtown Chicago, adjoining Evergreen Park and Hometown to the east, Chicago Ridge and Worth to the west, and Burbank and Bridgeview to the north, with I-294 nearby. Office requirements frequently span those lines. We also broker office space in
• Orland Park
• Cicero
• Greater Chicagoland

In Oak Lawn itself we also handle retail space, industrial space, and general commercial brokerage.

Oak Lawn Office Real Estate FAQs

What kind of office market is Oak Lawn?

A medical office corridor. 95th Street carries six named medical office buildings across roughly two miles, from the Oak Lawn Medical Office Center at 4220 West through to Oak Lawn Medical Plaza at 6309-6313 West. Market-wide there are 14 office spaces for lease totaling 55,229 square feet, at an average asking rent of $20.20 per square foot. Class A averages $27 and Class B $22, across five Class B buildings and two LEED-certified buildings.

Is there an office building connected to Advocate Christ Medical Center?

Yes. The Christ Professional Office Building at 4400 West 95th Street is a four-story, 57,500 square foot medical office facility directly connected to the hospital by an enclosed walkway, with a pedestrian bridge providing protected year-round access. Its tenant mix spans cardiology, laboratory services, OBGYN, pediatrics, general surgery, physical therapy and rehabilitation, and oncology, and tenants share on-campus pharmacy, imaging, lab, behavioral health, and rehabilitation services. Available suites run 800 to 2,000-plus square feet, turnkey, with exam rooms, private offices, reception areas, and dedicated restrooms.

What does property tax actually cost in Oak Lawn?

More than most tenants expect. 4440 West 95th Street is a 50,068 square foot Class B building completed in 1982, with a published 2022 property tax of $693,878 and a 2022 market value of $7,491,807. That works out to $13.86 per square foot in property tax alone, against an Oak Lawn average asking rent of $20.20 per square foot. On a net lease the tenant pays that on top of base rent, which means two buildings with identical asking rents can carry materially different total occupancy costs. We examine assessment history and appeal record before any letter of intent.

How many hospitals serve the Oak Lawn office corridor?

Three are cited in corridor listings. Advocate Christ Medical Center at 4440 West 95th Street is the anchor and a Level I trauma center, recording 334,958 outpatient and 102,279 emergency department visits annually, more than 437,000 combined, alongside 40,517 admissions, 24,745 surgeries, and over 1,500 affiliated physicians. OSF Little Company of Mary Hospital and Palos Hospital are both within ten minutes of the western end of the corridor.

What is the trade area around the 95th Street corridor?

Published figures for the western corridor show nearly 75,000 people within a 2-mile radius and over 366,000 within 5 miles, with median ages of 38.5 and 38.2 and average household incomes of $77,746 and $86,921 respectively. Traffic on 95th Street is cited at between 41,000 and 51,000 vehicles per day depending on the measurement point. A quarter of a million people within five miles, three hospitals, and a campus recording 437,000 outpatient and emergency visits a year is a genuinely deep base for medical practice.

Who owns the medical office buildings in Oak Lawn?

Institutional healthcare capital, at least in part. 4220 West 95th Street is owned by Harrison Street Real Estate Capital and leased and managed by MedProperties Group, and 4400 West 95th Street is listed and managed by Lillibridge. Those are national healthcare real estate specialists rather than local landlords. When institutional capital owns and operates buildings on a suburban street, it is because the underlying demand is durable enough to underwrite at institutional return requirements, which is a stronger signal about the corridor than any marketing claim.

How quickly does medical office space lease in Oak Lawn?

Not always quickly, and it is worth saying. One Class A suite of 2,500 square feet on this corridor has been on the market for 1,073 days. Medical office is a specialist product with a specialist tenant pool, and a suite that does not match a practice’s specific requirement on size, layout, plumbing, co-tenancy, parking, or hospital proximity can sit a long time even where fundamentals are strong. For a tenant that is leverage on rent, term, free rent, and tenant improvement allowance. For an owner it is a warning that specification and co-tenancy matter more than address.

Where is office space located in Oak Lawn?

The 95th Street medical corridor from roughly 4220 West to 6313 West is the dominant concentration. The Advocate Christ campus at 4400 and 4440 West 95th holds the hospital-connected product. The Cicero Avenue corridor carries professional and service office along the principal north-south arterial. The western corridor toward Chicago Ridge holds Oak Lawn Medical Plaza, one block from Chicago Ridge Mall and 1.4 miles from I-294, and the Oak Lawn Metra station on the SouthWest Service line sits 1.5 miles east of it.

What size office space does Van Vlissingen and Co. handle in Oak Lawn?

Our office tenant representation practice covers 3,000 to 50,000 square feet in Oak Lawn and across Cook County, spanning medical, professional, and corporate requirements. On the leasing, sales, and property management side we handle buildings up to 1,000,000 square feet. Oak Lawn’s available product runs from 800 square foot turnkey medical suites up to 14,283 square feet of contiguous Class A space.

Who is the best commercial office broker in Oak Lawn?

Choose a brokerage that examines the tax line property by property, because at $13.86 per square foot on one published building against a $20.20 average asking rent it decides the deal, and that treats hospital-connected and western corridor positions as the genuinely different propositions they are. Van Vlissingen and Co. owns and operates multi-tenant small-suite office across more than 60 buildings at Corporate Woods in Vernon Hills, part of 870 acres and more than 6 million square feet under management. We perform more than 100 transactions annually with over $3 billion in team volume, and the firm has operated in Chicagoland commercial real estate since 1879. Gordon Lamphere leads the office practice.

Do you manage office property in Oak Lawn?

Yes. We provide comprehensive property management for Oak Lawn office and medical office assets, covering lease administration, CAM and tax reconciliation, building systems and life safety programs, janitorial and parking management, vendor oversight, and monthly financial reporting. Tax reconciliation matters more here than almost anywhere, because at $13.86 per square foot on one published building the pass-through is large enough that an error becomes a substantial dispute, and medical practices audit their statements. Medical office also requires patient access and accessibility compliance, compliant clinical waste handling, and higher HVAC and plumbing reliability, because a failure interrupts patient care.