Renovated Office Building with Two
123 N Jackson Street Janesville, WI 53548
New
For Sale
$329,000
COMMERCIAL - Janesville, WI
Property Size1,968 SF
Lot Size0.10 Acres
Price / SF$167.17
Days on Market3
Property Features for 123 N Jackson Street
General Information
Property type
Commercial Sale
Property subtype
Other
Zoning
B6
Standard status
Active
APN
2410136100202
Size
1,968 SF
Lot size
0.10 Acres
Taxes and HOA fees
Tax Year
2025
Tax Annual Amount
1704
Building Details
Year built
1974
Number of units
2
Roof type
Shingle
Listing Agency:
Keller Williams Realty Signature
(815) 315-1111
Listed By:
Brittney Rossato · License #475193315
(815) 975-1127
Added: Jul 27
Changed: Jul 29
Last Checked: Jul 29 at 4:06PM
MLS# 2028434
Copyright © 2026 REALTORS® Association of South Central Wisconsin. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Investment Insights
Based on property information with market context.
This renovated commercial property includes two separate spacious office suites, designed to provide flexibility for owner-occupants or investors. The shared hallway features two exits and two fully renovated restrooms, supporting a professional environment for clients and staff.
One suite includes exclusive access to the basement, providing additional space for storage, records, inventory, or expanded work areas. Recent improvements include new double-hung windows, siding, soffit, fascia, and gutters, along with new engineered wood flooring and fresh paint throughout.
Located in downtown Janesville with high visibility and street presence, the property offers convenient access for business operations. The listing is under zoning B6.
One suite includes exclusive access to the basement, providing additional space for storage, records, inventory, or expanded work areas. Recent improvements include new double-hung windows, siding, soffit, fascia, and gutters, along with new engineered wood flooring and fresh paint throughout.
Located in downtown Janesville with high visibility and street presence, the property offers convenient access for business operations. The listing is under zoning B6.
Key Highlights
- 1974‑built commercial property with two separate, spacious office suites and flexible layout for professional or service businesses
- Shared hallway with two exits and two fully renovated restrooms
- New double‑hung windows plus new siding, soffit, fascia, and gutters
Financial Insights For Office B
Simulate Cap Rate and NOI
NOI Build-Up
- Vacancy
- income lost from leasable area expected to sit empty during the year — subtracted from gross rent.
- EGI (Effective Gross Income)
- gross rent minus vacancy losses — the realistic income before paying operating costs.
- OpEx (Operating Expenses)
- recurring costs to operate the property (property tax, insurance, utilities, maintenance, management) — excludes financing and capital improvements.
- NOI (Net Operating Income)
- income a property generates after operating costs but before financing and taxes.
| Component | $ | $/SF |
|---|---|---|
| Gross rent | $43.7k | $22.20 |
| − Vacancy | −$9.2k | −$4.66 |
| EGI | $34.5k | $17.54 |
| − OpEx | −$8.6k | −$4.38 |
| NOI | $25.9k | $13.15 |
1,968 SF · lease $22.20/SF/yr · vacancy 21.00% · expense 25.00%
Alternative Uses
Best Use
Office B
$369.8K
$323.6K – $431.4K
NOI $25,886 @ 7.0% cap · market cap 7.87%
Second Best
—
—
no second resolved use
Theoretical Best
Office A
$472.9K
$413.8K – $551.8K
NOI $33,105 @ 7.0% cap · market cap 10.06%
Zoning and permitted uses should be independently verified with authorities.
Property Analytics
Property Profile
Location Intelligence
Current Use
Frequently Asked Questions
What type of property is this?
Office units - Renovated two-suite office building with a shared hallway, two exits, and fully renovated restrooms.
Where is this office units located?
The property is located at 123 N Jackson Street Janesville, WI.
What is the asking price?
The asking price for this property is $329,000.
What are key features of this property?
This property features: 1974‑built commercial property with two separate, spacious office suites and flexible layout for professional or service businesses; Shared hallway with two exits and two fully renovated restrooms; New double‑hung windows plus new siding, soffit, fascia, and gutters
