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    Remodeled Duplex with Studio Garage Title is generated by Realmo AI

    135 S 8th Street, South Beloit, IL 61080

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    Claim this Listing
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    For Sale
    $209,900

    MULTI_FAMILY - SOUTH BELOIT, IL

    Property size:
    1,617 SF
    Price / SF:
    $129/SF
    Added:
    Jul 6, 2026
    Days on Market:
    1
    Last Refresh:
    Jul 6 at 7:06 pm

    Property Features for 135 S 8th Street

    General Information

    Property type
    Residential Multi Family
    Property subtype
    Other
    Bedrooms
    3
    Bathrooms
    2
    Rooms
    Bathroom 1, Bedroom 3, Bedroom 2, Bedroom 1, Basement, Bathroom 2
    Appliances
    Dishwasher, Refrigerator, Oven
    Standard status
    Active
    APN
    0406255010
    Size
    1,617 SF

    Taxes and HOA fees

    Tax Year
    2025
    Tax Description
    FISHER MILLS + GOODHUES ADD TO THE TOWN OF BELOIT S 1/2 S 1/2 LT 1 + EXC E 45 FT S 1/2 S 1/2 LOT 002 BLOCK 012
    Tax Annual Amount
    2248

    Utilities

    Heating system
    Forced Air, Electric (Heating)

    Building Details

    Year built
    1925
    Floors in Building
    2
    Number of units
    2
    Roof type
    Shingle

    We can help!

    Contact an agent
    Olga Kampmeier
    Olga Kampmeier

    Listing agent Olga Kampmeier License #475166479

    Listing office Keller Williams Realty Signature 4201 Galleria Dr., Loves Park, IL

    Listing date Jul 6, 2026

    MLS# 202604057

    Copyright © 2026 NorthWest Illinois Alliance of REALTORS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

    HighLights

    • Remodeled duplex built in 1925 with 2 units: a main‑floor 2BR/1BA and an upstairs 1BR unit
    • Main‑floor unit includes updated kitchen, spacious living room, large family room with stone fireplace, plus a primary bedroom with walk‑in closet
    • Upstairs 1‑bedroom unit features remodeled finishes throughout
    • Major updates listed: new plumbing, electrical, drywall, flooring, stairs, exterior and interior doors, furnace, and water heaters
    • Attached 2‑car garage has been converted into a studio space with sliding patio doors (could be converted back to a garage)
    • Appliances included: dishwasher, refrigerator, and oven

    Overview

    This beautifully remodeled duplex at 135 S 8th Street offers two updated residential units with flexible interior options. The main floor features 2 bedrooms and 1 bathroom, including a spacious living room and an updated kitchen. A large family room includes a stone fireplace and could potentially be converted into a third bedroom. The primary bedroom offers a walk-in closet. The attached 2-car garage has been converted into a studio space with sliding patio doors, with the option to convert it back to a garage. Upstairs, the second unit is a remodeled 1-bedroom home with updated finishes throughout.

    The property is located in South Beloit and is described as being just minutes from downtown Beloit. Permits were pulled for the remodel, and the renovations include new plumbing, electrical, drywall, flooring, stairs, exterior and interior doors, a furnace, water heaters, and more.

    With two separate units plus adaptable studio space, the layout can fit both owner-occupants seeking an added living area and investors looking for a turnkey rental configuration. The extensive updates support an easier move-in and operation for either use.

    Local Financial Insights For Multifamily LT 5

    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 $24.8k $15.36
    − Vacancy −$1.9k −$1.18
    EGI $22.9k $14.18
    − OpEx −$6.9k −$4.25
    NOI $16.0k $9.93
    1,617 SF · lease $15.36/SF/yr · vacancy 7.69% · expense 30.00%

    Alternative Uses

    Best Use
    Multifamily LT 5
    $229.3K
    $200.6K – $267.5K (±1% cap)
    NOI $16,049 @ 7.0% cap · market cap 7.65%
    Second Best
    Apartment 5plus
    $203.2K
    $177.8K – $237.0K (±1% cap)
    NOI $14,221 @ 7.0% cap · market cap 6.78%
    Theoretical Best
    Office A
    $440.7K
    $385.7K – $514.2K (±1% cap)
    NOI $30,852 @ 7.0% cap · market cap 14.70%
    Zoning and permitted uses should be independently verified with local authorities.
    Property Profile Location Intelligence

    Current Use by Public Records

    Duplexes

    Suggested Use

    Dental Office Pharmacy Law Firm Kitchen & Bath Showroom Skin Care Clinic Computer & Electronic Repair Electrical Service (Bike/Boat/Book/etc) Store (Bike/Boat/Book/etc) Store Accounting Firm

    Zoning and permitted uses should be independently verified with local authorities.

    Location Insight

    • Map
    • Local Demand
    City
    South Beloit
    County
    Winnebago
    State
    Illinois
    Longitude
    -89.046366
    Latitude
    42.494743

    FAQs

    What type of property is this?
    Duplex - Turnkey duplex near downtown Beloit with flexible studio space and two separately updated living units.
    Where is this duplex located?
    The property is located at 135 S 8th Street South Beloit, IL.
    What is the asking price?
    The asking price for this property is $209,900.
    What are key features of this property?
    This property features: Remodeled duplex built in 1925 with 2 units: a main‑floor 2BR/1BA and an upstairs 1BR unit; Main‑floor unit includes updated kitchen, spacious living room, large family room with stone fireplace, plus a primary bedroom with walk‑in closet; Upstairs 1‑bedroom unit features remodeled finishes throughout
    More about this property
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