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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.
| LAST UPDATED | 10/8/2026 | YEAR BUILT | 1886 |
|---|---|---|---|
| COUNTY | Walworth | STATUS | Active |
| PROPERTY TYPE(S) | Single Family |
| Elementary School | Fontana |
|---|---|
| High School | Big Foot |
| ADDITIONAL DETAILS | |
| AIR | Central Air, Window Unit(s) |
|---|---|
| AIR CONDITIONING | Yes |
| APPLIANCES | Dishwasher, Disposal, Dryer, Microwave, Oven, Range, Refrigerator, Washer |
| BASEMENT | Exterior Entry, Full, Partially Finished, Walk-Out Access, Yes |
| CONSTRUCTION | Stucco, Vinyl Siding |
| FIREPLACE | Yes |
| HEAT | Forced Air, Natural Gas |
| INTERIOR | High Speed Internet, Sauna, Vaulted Ceiling(s), Walk-In Closet(s) |
| LOT | 1.31 acre(s) |
| LOT DESCRIPTION | Views |
| LOT DIMENSIONS | 1.31 |
| PARKING | Unpaved |
| SEWER | Public Sewer |
| STYLE | Other |
| TAXES | 6947 |
| VIEW | Yes |
| VIEW DESCRIPTION | Water |
| WATER | Public |
| ZONING | Res |
MORTGAGE CALCULATOR
TOTAL MONTHLY PAYMENT
0
P
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*Estimate only
Listed with Compass Wisconsin-Lake Geneva
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This IDX solution is (c) Diverse Solutions 2026.
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