650 S Main StFontana, WI 53125
Walworth County
$2,495,000List price
9Beds
5.5Baths
10,000Sq Ft
1886Year built
1.31Acre lot
3 weeks agoOn market
Description
Discover Black Walnut Farm, a one-of-a-kind 9-bedroom, 5.5-bath Fontana estate near Geneva Lake. Set on approximately 1.3 acres, this nearly 10,000-sq.-ft. landmark unites an 1836 post-and-beam barn with an 1899 prairie-style trolley depot. Inside, exposed beams, a stone fireplace, grand gathering spaces, a 14-seat dining table, den, bar and game room create an unforgettable setting for up to 26 guests. Outdoors, enjoy tennis/pickleball, a seasonal swim spa, fire pit, porch, deck, lawn and gardens. A highly rated short-term rental with documented provenance, a preservation award and proven income history. Tourist Rooming House permit stated through June 30, 2027. Buyer to verify zoning, permit transferability and future rental use.
Property Information
- Property type
- Residential
- Sub-type
- Single Family Residence
- Style
- Other
- Year built
- 1886
- Building area
- 10,000 Sq Ft
- Lot size
- 1.31 acres
- Zoning
- Res
- Days on market
- 22
- MLS® Listing#
- 1983975
Property Features
- Interior
- Sauna · Walk-In Closet(s) · Vaulted Ceiling(s) · High Speed Internet
- Appliances
- Oven · Range · Refrigerator · Disposal · Dishwasher · Microwave · Washer · Dryer
- Cooling
- Window Unit(s) · Central Air
- Heating
- Natural Gas · Forced Air
- Basement
- Walk-Out Access · Full · Partially Finished · Exterior Entry
- Parking
- Unpaved
- Patio
- Deck · Patio
- Lot features
- Views
- Construction
- Stucco · Vinyl Siding
- Community
- Park
- Sewer
- Public Sewer
- Water source
- Public
Rooms
Main
- Bedroom 612 x 9
- Bedroom 712 x 9
- Rec Room35 x 11
- Bedroom12 x 9
- Dining Room29 x 16
- Kitchen15 x 15
- Living Room25 x 24
Upper
- Primary Bedroom30 x 14
- Bedroom 225 x 25
- Bedroom 321 x 12
- Bedroom 418 x 11
- Bedroom 515 x 14
- Living Room25 x 25
Lower
- Den10 x 10
- Laundry10 x 10
Schools
- Elementary
- Fontana
- High
- Big Foot
Financial Details
- Annual taxes
- $6,947Tax year 2025
- Parcel number
- STFV 00040A
Directions
Hwy 67 to Dewey Ave. Left on Main. Home on Right
Listing Courtesy: Compass Wisconsin-Lake Geneva - 2622484492
Data Source: MetroMLS IDX
IDX information is provided exclusively for consumers’ personal, non-commercial use and that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is supplied by seller and other third parties and has not been verified. Copyright 2026 – Multiple Listing Service, Inc. – All Rights Reserved
IDX information is provided exclusively for consumers’ personal, non-commercial use and that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is supplied by seller and other third parties and has not been verified. Copyright 2026 – Multiple Listing Service, Inc. – All Rights Reserved
Last Updated: 2026-10-08T00:00:00.000Z
Data Terms of Use
NOTICE AND PROCEDURE FOR MAKING CLAIMS OF COPYRIGHT INFRINGEMENT
We respect the intellectual property of others and have established the following procedure for receiving notice of infringement in compliance with the Digital Millennium Copyright Act (“DMCA”).
NOTE: THE FOLLOWING INFORMATION IS PROVIDED SOLELY FOR NOTIFYING THE SERVICE PROVIDERS REFERENCED BELOW THAT YOUR COPYRIGHTED MATERIAL MAY HAVE BEEN INFRINGED.
Pursuant to Title 17, United States Code, Section 512(c)(2), all notifications of claimed copyright infringement relative to our system or Site should be sent ONLY to our Designated Agent.
Written notification must be submitted to the following designated Agent via letter or email:
Service Provider:
EXIT Realty HGM
Name of Agent Designated to Receive Notification of Claimed Infringement:
Attorney Alan Deutch
Address to Which Notification Should be Sent:
7670 N. Port Washington Road, Suite 200, Fox Point, Wisconsin 53217
Email of Designated Agent:
copyright@deutch.com
Telephone Number of Designated Agent:
(414) 247- 9958
Facsimile Number of Designated Agent:
(414) 247-9959
Under Title 17, United States Code, Section 512(c)(3)(A), the Notification of Claimed Infringement must include the following:
1. An electronic or physical signature of the owner or the person authorized to act on behalf of the owner of the copyright interest;
2. Identification of the copyrighted work (or works) that you claim has been infringed;
3. A description of the material that you claim is infringing, and the location, where theoriginal or an authorization copy of the copyrighted work exists (for example, the URL of the page of the website where it is lawfully posted; the name, edition and pages of a book from which an excerpt was copied, etc.) 4. A clear description of where the infringing material is located on our website, including as applicable its URL, so that we can locate the material
5. Your address, telephone number and e-mail address
6. A statement that you have a good-faith belief that the disputed use is not authorized by the copyrighted owner, its agent, or the law; and
7. A statement by you, made under penalty of perjury, that the above information in your notice is accurate and that you are the copyright owner or authorized to act on the copyright owner’s behalf.
We respect the intellectual property of others and have established the following procedure for receiving notice of infringement in compliance with the Digital Millennium Copyright Act (“DMCA”).
NOTE: THE FOLLOWING INFORMATION IS PROVIDED SOLELY FOR NOTIFYING THE SERVICE PROVIDERS REFERENCED BELOW THAT YOUR COPYRIGHTED MATERIAL MAY HAVE BEEN INFRINGED.
Pursuant to Title 17, United States Code, Section 512(c)(2), all notifications of claimed copyright infringement relative to our system or Site should be sent ONLY to our Designated Agent.
Written notification must be submitted to the following designated Agent via letter or email:
Service Provider:
EXIT Realty HGM
Name of Agent Designated to Receive Notification of Claimed Infringement:
Attorney Alan Deutch
Address to Which Notification Should be Sent:
7670 N. Port Washington Road, Suite 200, Fox Point, Wisconsin 53217
Email of Designated Agent:
copyright@deutch.com
Telephone Number of Designated Agent:
(414) 247- 9958
Facsimile Number of Designated Agent:
(414) 247-9959
Under Title 17, United States Code, Section 512(c)(3)(A), the Notification of Claimed Infringement must include the following:
1. An electronic or physical signature of the owner or the person authorized to act on behalf of the owner of the copyright interest;
2. Identification of the copyrighted work (or works) that you claim has been infringed;
3. A description of the material that you claim is infringing, and the location, where theoriginal or an authorization copy of the copyrighted work exists (for example, the URL of the page of the website where it is lawfully posted; the name, edition and pages of a book from which an excerpt was copied, etc.) 4. A clear description of where the infringing material is located on our website, including as applicable its URL, so that we can locate the material
5. Your address, telephone number and e-mail address
6. A statement that you have a good-faith belief that the disputed use is not authorized by the copyrighted owner, its agent, or the law; and
7. A statement by you, made under penalty of perjury, that the above information in your notice is accurate and that you are the copyright owner or authorized to act on the copyright owner’s behalf.
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