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$240,000 Just Listed
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Property Description
No FHA or VA.Upper unit is month to month, Main floor has a lease. Use NorthWest Illinois Alliance contract. Email listing agent for EM link information. EM Holder: BHHS Starck, 319 S. State St. Belvidere, IL 61008 The accuracy of all information, regardless of source, including but not limited to square footage and lot size, is deemed reliable but not guaranteed and should be verified through personal inspection by and/or with the appropriate professionals. 2-family home offering a great investment opportunity! The spacious main-floor unit features over living space of 1700 sqft, 1 bedroom, a bright living room, formal dining room, and a large eat-in kitchen. The finished basement provides two additional rooms, Family room and a full bathroom, offering flexible space for a home office, recreation area, or storage. The upper unit is full of charm with 884 sqft and features 2 bedrooms, an eat-in kitchen, and a deck overlooking the backyard. The property is all electric with separate utility meters for each unit. The tenants covers electric and garbage services.
Full Property Details
Full Property Details for 528 King St
General
- Price: $240,000
- Taxes: $4,479 (2025)
- Status: Active
- Type: Duplex
- Source: 2606
- MLS ID: 202603878
- Updated: Today (6/29/2026)
- Added to Site: Today
Interior
- Appliances: Refrigerator, Stove/Cooktop
Parking
- Total Spaces: 2
Location
- Area: Boone County
- County: Boone
- Subdivision: IL
School Information
- School District: Belvidere 100
- Elementary School: Perry Elementary
- Middle School: Belvidere Central Middle
- High School: Belvidere North
Heating & Cooling
- Cooling Type: Window Unit
- Heating Type: Electric
- Water Heater: Electric
Utilities
- Sewer: City
- Water: City
- Sep. Elec Meters: Yes
Structural Information
- Architectural Style: 2 Story
- Exterior Const.: Vinyl
- Basement: Yes
- Roof: Shingle
- Square Feet: 2,652
- Year Built: 1960
Unit Information
Unit 1
- Square Feet: 1700
- Total Bathrooms: 2
- Bedrooms: 1
Unit 2
- Square Feet: 1200
- Total Bathrooms: 1
- Bedrooms: 2
Financial Considerations
- Price Per Sq. Ft.: $90.5
- For Sale/Rent/Lease: For Sale
- Tax Amount: $4,479
- Tax Year: 2025
Disclosures and Reports
- Legal Description: 26-44-3 HOMEDALE S 1/2 LOT 15 & ALL LOT 16 BLK 5 528 KING ST
- Flood plain: Yes
Listed by Berkshire Hathaway HomeServices Starck RE
Get Pre-Approved Today
Get a Great Insurance Rate
Schools
Schools serving 528 King St
School District:Belvidere Consolidated Unit School District 100
| Name | Grades | Distance |
|---|---|---|
Perry Elementary School, Belvidere, IL 633 West Perry Street, Belvidere, IL 61008 | K-5 | 0.3 mi |
Belvidere Central Middle School 8787 Beloit Road, Belvidere, IL 61008 | 6-8 | 1.5 mi |
Belvidere North High School 9393 Beloit Road, Belvidere, IL 61008 | 9-12 | 2 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 528 King St
Date
Details
Price
Change
Source
6/29/2026
Listed
$240,000
200%
MLS
5/15/2017
Sold
$80,000
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 528 King St
Year
Property Taxes
Change
Tax Assessment
Change
2025
$4,478
—
$56,229
3%
2025
$4,478
18%
$54,350
34%
2023
$3,798
—
$40,631
8%
2022
$3,798
9%
$37,586
5%
2021
$3,474
—
$35,790
13%
2021
$3,474
8%
$31,743
-37%
2019
$3,223
7%
$50,664
-51%
2018
$3,001
—
$104,366
232%
2018
$3,001
59%
$31,459
-8%
2016
$1,890
-49%
$34,074
6%
2015
$3,681
—
$32,259
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 528 King St
528 King Street, Belvidere, IL 61008 (MLS# 202603878) is a Duplex property with 0 bedrooms and 0 full bathrooms. 528 King Street is currently listed for $240,000 and was received on June 29, 2026. Want to learn more about 528 King Street? Do you have questions about finding other Duplex real estate for sale in Belvidere? You can browse all Belvidere real estate or contact a Coldwell Banker agent to request more information.

