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Two-Level Office Unit

1S280 Summit Avenue #A, Oakbrook Terrace, IL 60181

For Sale
$549,500

Private entrances and 24/7 access serve a multi-office layout with conference, storage, and kitchen areas.

Property Size3,600 SF
Price / SF$152.64
Days on Market251

Property Features for 1S280 Summit Avenue #A

General Information

Standard status Active
Size 3,600 SF
Property subtype Commercial
Zoning OFFIC

Additional Details

Highway Access Yes

Taxes and HOA fees

Annual Taxes $2,770

Building Details

Building Size 3,600 SF
Year Built 1985
Buildings 1
Stories 2
Units 1
Tenancy Multi
Listing Agency: Realty Partners
Listed By: Joseph Giannini · License IL #475191091
Source: Fishmangroup
Added: Mar 4 Changed: Nov 7 Last Checked: Nov 8 at 9:36AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Realty Partners

Rey
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Investment Insights

Based on property information with market context.

This 3,600-square-foot office unit spans a main floor and lower level. The main floor includes four offices, a conference room, and a remodeled bathroom; updates also include new carpeting, glass-panel doors, and fresh paint. Below, the layout adds three offices, open workspace, storage, a kitchen, and separate multi-stall men’s and women’s restrooms. Private entrances provide access 24 hours a day, seven days a week.

The property is in Oakbrook Terrace, with access to I-88, IL-83, and I-294. Nearby commercial and business amenities include corporate offices, medical practices, regional headquarters, Oakbrook Center Mall, restaurants, and hotels. The building was constructed in 1985.

Key Highlights

  • 3,600‑square‑foot office unit with main‑floor and lower‑level space
  • Four main‑floor offices, conference room, and remodeled bathroom
  • Lower level includes three offices, open space, storage, and kitchen

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$49,638
Cap Rate
9.03%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$992,760 $992.8K
Cap Rate 7%
$709,114 $709.1K
Cap Rate 9%
$551,533 $551.5K
Market Conditions
NOI Build-Up for 3,600 SF
Gross rent
$88.1K $24.48/SF
− Vacancy
−$21.9K −$6.10/SF
EGI
$66.2K $18.38/SF
− OpEx
−$16.5K −$4.60/SF
NOI
$49.6K $13.79/SF
Area
DuPage County, IL
Vacancy
24.90%
Lease Rate
$24.48 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$992,760
Cap Rate 7%
$709,114
Cap Rate 9%
$551,533

Alternative Uses

Best Use
Office B
$709.1K
$620.5K – $827.3K (±1% cap)
NOI $49,638 @ 7.0% cap · market cap 9.03%
Second Best
—
—
no second resolved use
Theoretical Best
Office A
$981.6K
$858.9K – $1.15M (±1% cap)
NOI $68,715 @ 7.0% cap · market cap 12.51%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

Current Use

Office Units

Suggested Use

Top Pick Barber Shop (Bike/Boat/Book/etc) Store Garden Center Home Appliance Store Pet Grooming Service Florist

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

Multi-tenant
Tenancy
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

1,303
Businesses Nearby

Demographics for 60181, IL

29,821
Population
12,485
Households
2.4
Avg Household Size
38
Median Age
38%
College-Educated
92%
High-School Grad
6.5 sq mi
ZIP Area
4,588
Density / Sq Mi
$90,375
Median Household Income
$47,191
Median Earnings
$1,619
Median Rent
$294,700
Median Home Value

Market

Average Price Trend$/SF for Office Units in DuPage County, IL

$199 Jul
$175 Aug
$339 Sep
$315 Oct

Properties on Market for Office Units in DuPage County

Jul
Aug
Sep
Oct

Vacancy Rate% for Office in Midwest region

13.7% 2019
15.6% 2020
17.1% 2021
18.9% 2022
21% 2023
22% 2024
21.3% 2025

Frequently Asked Questions

What type of property is this?
Office unit - Private entrances and 24/7 access serve a multi-office layout with conference, storage, and kitchen areas.
Where is this office unit located?
The property is located at 1S280 Summit Avenue #A Oakbrook Terrace, IL.
What is the asking price?
The asking price for this property is $549,500.
What are key features of this property?
This property features: 3,600‑square‑foot office unit with main‑floor and lower‑level space; Four main‑floor offices, conference room, and remodeled bathroom; Lower level includes three offices, open space, storage, and kitchen
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Includes: Price & PSF · Cap rate · Location · Zoning

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