Duplex with Riverfront Boat
1126 Fillmore Avenue Oshkosh, WI 54902
For Sale
Under Contract
$600,000
MULTI_FAMILY - Oshkosh, WI
Property Size3,200 SF
Lot Size0.45 Acres
Price / SF$187.50
Days on Market40
Property Features for 1126 Fillmore Avenue
General Information
Property type
Residential Multi Family
Property subtype
Other
Zoning
2 Fam/Dupl
Bedrooms
4
Bathrooms
4
Rooms
Bedroom 1, Bathroom 2, Bathroom 1, Bedroom 3, Bathroom 3, Bathroom 4, Bedroom 4, Bedroom 2
Parking features
Garage
Appliances
2
Standard status
Active Under Contract
APN
91604720101
Lot size
0.45 Acres
Taxes and HOA fees
Tax Year
2025
Tax Annual Amount
8059
Utilities
Heating system
Forced Air
Water front features
Waterfront
Water front
1
Building Details
Year built
1973
Floors in Building
1
Number of units
2
Listing Agency:
Better Homes and Gardens Real Estate Dream Partners
(608) 480-8599
Listed By:
Kevin Clark · License #58504-90
(608) 345-6197
Added: Jun 18
Changed: Jul 27
Last Checked: Jul 27 at 2:06PM
MLS# 2025094
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.
Welcome to 1126 Fillmore Avenue, a unique ranch-style duplex offering flexible living space with a 4-bedroom, 4-bath configuration. The interior includes hardwood floors, hickory cabinetry, and main-floor laundry. The home also features three fireplaces with gas and wood-burning options, plus a finished lower level that offers a second kitchen, additional laundry, and expansive recreation space.
Outdoor living and water access are central to the property, with approximately 111 feet of river frontage and direct access to the Fox River system. There is a private boat ramp, along with a spacious waterfront patio or deck. Additional exterior amenities include a fish cleaning station, an oversized 40x24 garage, a storage building, and ample parking.
The property sits on approximately 0.45 acres and is zoned 2 Fam/Dupl.
Outdoor living and water access are central to the property, with approximately 111 feet of river frontage and direct access to the Fox River system. There is a private boat ramp, along with a spacious waterfront patio or deck. Additional exterior amenities include a fish cleaning station, an oversized 40x24 garage, a storage building, and ample parking.
The property sits on approximately 0.45 acres and is zoned 2 Fam/Dupl.
Key Highlights
- 4‑bedroom, 4‑bath ranch‑style home with direct Fox River waterfront access and approx 111 ft of river frontage
- Currently configured as a duplex with over 3,200 sq ft of versatile living space
- Private boat ramp for boating from the property
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 | $32.6k | $10.20 |
| − Vacancy | −$1.8k | −$0.56 |
| EGI | $30.8k | $9.64 |
| − OpEx | −$9.3k | −$2.89 |
| NOI | $21.6k | $6.75 |
3,200 SF · lease $10.20/SF/yr · vacancy 5.50% · expense 30.00%
Alternative Uses
Best Use
Multifamily LT 5
$308.4K
$269.9K – $359.9K
NOI $21,591 @ 7.0% cap · market cap 3.60%
Second Best
Apartment 5plus
$278.0K
$243.3K – $324.4K
NOI $19,462 @ 7.0% cap · market cap 3.24%
Theoretical Best
Office A
$690.7K
$604.3K – $805.8K
NOI $48,347 @ 7.0% cap · market cap 8.06%
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?
Duplex - Duplex configured ranch-style home with direct Fox River access, private boat ramp, and river frontage.
Where is this duplex located?
The property is located at 1126 Fillmore Avenue Oshkosh, WI.
What is the asking price?
The asking price for this property is $600,000.
What are key features of this property?
This property features: 4‑bedroom, 4‑bath ranch‑style home with direct Fox River waterfront access and approx 111 ft of river frontage; Currently configured as a duplex with over 3,200 sq ft of versatile living space; Private boat ramp for boating from the property
