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3 Beds
3.5 Baths
3,710 sqft

$1,750,000

21626 18th STREET, Union Grove WI, 53182

Price per sqft$471.70
Built in2000
Property size3,710 sqft
Property typeResidential
Courtesy of Coldwell Banker Real Estate Group, Jack Baker

Overview

Active

Listed Jun 4, 2026

Updated Aug 25

Combining architectural significance with exceptional privacy, this 23+ acre estate offers a harmonious connection between luxury living and the natural world! Custom built 3710 sq/ft Frank Lloyd Wright-inspired design w/long horizontal lines, expansive walls of floor-ceiling glass, natural Sedona stone, & warm wood finishes create a residence that feels organically rooted in its surroundings. Crafted living spaces for both privacy and entertainment. The private pond is the focal point of the property along w/the walking trails through the towering hardwood trees attracting local wildlife. Art Deco-stained glass accents. Large attached 2.5 car garage and a heated 3+ additional garage for the mechanic or wood craftsman. Commutable distance to Milwaukee or Chicago.

$11,643/mo

Est. mortgage payment based on a $1,750,000 home price.

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

Additional information

MLS® ID
1965620

Interior Features

Bedrooms
3
Bathrooms
3.5
Cooling
Yes
Heating
Yes
Basement
Yes

Exterior Features

Lot Size
23.71 Acres

Other Property Details

Taxes
$12,617
Tax Frequency
Annually
Garage
Yes
View
Yes
Waterfront
Yes
55+/Senior Community
No

Courtesy of Coldwell Banker Real Estate Group, Jack Baker

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 the seller and other third parties and has not been verified. 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. 

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Data last updated 8:40 AM UTC, 8/25/2026

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