Updated Oct 15, 2026
Dennis And Carol Markos Sell 10 Acre Lake Geneva Estate For $20 Million On Folly Lane
N2290 Folly Lane
$20,000,000
$2,094/SF
Building Size
9,550 SF
Asset Type
Single Family Residence
Closing
Oct 15, 2026
About this deal
AI
The property asset involved in this transaction is a single-family residence located at N2290 Folly Lane in Lake Geneva, WI. The estate encompasses 10 acres of land and features a house with a total square footage of 9,550. The sale price for this property was $20,000,000, resulting in a price per square foot of $2,094.
Summary of transaction details:
- Property Type: Single Family Residence
- Transaction Amount: $20,000,000
- Address: N2290 Folly Lane
- Market: Lake Geneva, WI
- Acres: 10
- Square Footage: 9,550
- Price Per Square Foot: $2,094
In this transaction, Dennis and Carol Markos were the sellers of the property. The buyers have not been identified in public records. This transaction closed on October 7, 2026, marking the highest home sale in the area for the year. The estate also features 222 feet of lake frontage.
On the Map
$20,000,000
$2,094/SF
Single Family Residence
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Players
Lake Geneva Single Family Residence Market Snapshot
Boundary boundary · Single Family Residence · Sale transactions
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Deal FAQ
About $2.1K per square foot on a published $20M for 9,550 square feet (2026).
Browse Lake Geneva single family residence sales on Traded.
Purchase Price
Annual NOI
Loan Amount
Interest Rate (%)
Loan Term (yrs)
Down Payment (%)
Cap Rate
0.79%
Cash-on-Cash
-0.23%
Monthly Payment
$14,164
Annual Debt Svc
$169,964
Annual Cash Flow
$-11,334
DSCR
0.93