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9 Beds
5.5 Baths
10,000 sqft

$2,495,000

650 S Main St, Fontana WI, 53125

Price per sqft$249.50
Built in1886
Property size10,000 sqft
Property typeResidential
Courtesy of Compass Wisconsin-Lake Geneva, 262-745-1885

Overview

Active

Listed Oct 8, 2026

Updated 8h ago

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.

$16,599/mo

Est. mortgage payment based on a $2,495,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
1983975

Interior Features

Bedrooms
9
Bathrooms
5.5
Fireplace
Yes
Cooling
Yes
Heating
Yes
Basement
Yes

Exterior Features

Lot Size
1.31 Acres

Other Property Details

Taxes
$6,947
Tax Frequency
Annually

Courtesy of Compass Wisconsin-Lake Geneva

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. All information deemed reliable but not guaranteed and should be independently verified. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) nor Peter Mahler Team shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless.

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