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21 W Illinois St 8,244 SF Office Building Chicago, IL 60654 For Sale
Investment Highlights
- Immediate Owner-User Occupancy
- Exceptional Transit Accessibility
- Distinct, Creative Office Environment
- Long-Term Flexibility & Value Preservation
Executive Summary
Transwestern, as exclusive listing agent, is pleased to present the opportunity to acquire 21 W Illinois Street, a ±8,000-square-foot, four-story brick-and-timber creative office building located in the heart of River North, one of Chicago’s most dynamic and amenity-rich submarkets.
Owner-occupied since its 2010 renovation, the property offers a refined, design-forward aesthetic, combining the sleek functionality of a modern tech workspace with the warmth and finishes of a high-end residential environment. Authentic architectural elements, including exposed brick, timber beams, skylights, and impressive ceiling heights, create a distinctive creative-office identity that stands apart from commodity office product. The building’s efficient footprint and full-floor control enable an owner-user to fully customize operations, branding, and workflow without the constraints of a leased environment.
Owner-occupied since its 2010 renovation, the property offers a refined, design-forward aesthetic, combining the sleek functionality of a modern tech workspace with the warmth and finishes of a high-end residential environment. Authentic architectural elements, including exposed brick, timber beams, skylights, and impressive ceiling heights, create a distinctive creative-office identity that stands apart from commodity office product. The building’s efficient footprint and full-floor control enable an owner-user to fully customize operations, branding, and workflow without the constraints of a leased environment.
Financial Summary (Actual - 2025) |
Annual | Annual Per SF |
|---|---|---|
| Taxes |
$75,792
|
$9.19
|
| Operating Expenses |
$18,714
|
$2.27
|
| Total Expenses |
$94,506
|
$11.46
|
Financial Summary (Actual - 2025)
| Taxes | |
|---|---|
| Annual | $75,792 |
| Annual Per SF | $9.19 |
| Operating Expenses | |
|---|---|
| Annual | $18,714 |
| Annual Per SF | $2.27 |
| Total Expenses | |
|---|---|
| Annual | $94,506 |
| Annual Per SF | $11.46 |
Property Facts
Sale Type
Investment or Owner User
Sale Condition
High Vacancy Property
Property Type
Building Size
8,244 SF
Building Class
A
Year Built/Renovated
1881/2010
Tenancy
Single
Building Height
4 Stories
Typical Floor Size
2,050 SF
Slab To Slab
12’
Building FAR
4.00
Lot Size
0.05 AC
Zoning
DX-7 - The DX, Downtown Mixed-Use district is primarily intended to accommodate office, commercial, public, institutional, and residential development.
Amenities
- 24 Hour Access
- Controlled Access
- Signage
- Skylights
- Reception
- Roof Terrace
- Outdoor Seating
- Air Conditioning
- Balcony
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Exceptionally walkable
100/100
Somewhat drivable
30/100
Exceptional public transit
100/100
Very bikeable
80/100
Property Taxes
| Parcel Number | 17-09-255-006-0000 | Total Assessment | $377,250 |
| Land Assessment | $123,000 | Annual Taxes | $75,792 ($9.19/SF) |
| Improvements Assessment | $254,250 | Tax Year | 2025 |
Property Taxes
Parcel Number
17-09-255-006-0000
Land Assessment
$123,000
Improvements Assessment
$254,250
Total Assessment
$377,250
Annual Taxes
$75,792 ($9.19/SF)
Tax Year
2025
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Videos
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Photos
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Street
Map
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Contact the Sale Advisor
21 W Illinois St