MLS # 20251006621 (Realcomp)

Discover an extraordinary opportunity to own Michigan’s most prestigious estate, Castello Montebello—a grand Classic European-style residence spanning over 15,000 square feet of unparalleled luxury. Perched on 2.3 meticulously maintained, gated acres at the highest elevation in Wayne County, this architectural gem offers both privacy and convenience, just a short walk from Historic Downtown Northville. Steeped in history as the former consulate of the Czech Republic and host to U.S. presidents and foreign dignitaries, this estate exudes exclusivity and prestige. Designed for the most discerning buyer, the residence boasts 7 bedrooms, 7.2 bathrooms, and an array of world-class amenities. A guard house and advanced security measures ensure complete privacy, while the four-story floating circular stairway, crowned with a stunning **gold leaf dome, serves as a breathtaking centerpiece. Luxury abounds with an elevator, two Diebold bank vault doors, a generator, a wine cellar, and staff quarters/guest suites. For entertainment, indulge in the 13-seat theater, a lavish replica of New York’s Paramount Movie Palace. Every inch of this estate showcases exquisite craftsmanship, intricate millwork, and the finest materials, with eight fireplaces and ten HVAC systems providing year-round comfort. Car enthusiasts will appreciate the attached 3-car garage and an additional 4-car garage both of which are heated with vaulted ceilings, offering ample space for prized collections. This estate is a rare fusion of history, security, and masterful design, promising a lifestyle of grandeur and sophistication. Experience the pinnacle of luxury living at Castello Montebello—an architectural treasure beyond compare.
Source: SparkMLS
Located in Northville in Northville, this property offers 7-bedroom, 9-bath, 16,074 sq ft, with original construction dating to 2000.
Final sale price: $2,750,000 (about $171/sq ft).
Property tax estimate: $84,689 per year ($7,057/month). Tax figure is from the MLS listing record; verify with the county treasurer for the most current amount.
Electric service is provided by DTE Electric Company; natural gas by Consumers Energy Company. Fiber internet is available at this address with download speeds up to 5,000 Mbps across 10 providers.
Location
Construction & Systems
Sale & Financing
Source: SparkMLS
Source: SparkMLS
Legal Description
03F378 LOT 378 ASSESSORS NORTHVILLE PLAT NO 5 T1S R8E L66 P41 WCR
FEMA Flood Zone: Zone X — Minimal flood risk
Source: FEMA NFHLUSDA Rural Development: Not Eligible
Verify eligibility at USDAListed by Dylan Tent
Signature Sotheby's International Realty Nvl
Estimate only. Does not include PMI or other fees. Consult a lender for exact rates.
Download
5 Gbps
Upload
5 Gbps
FCC Broadband Data Collection (Dec 2025). Max advertised speeds.
DTE Electric Company
Investor-Owned
Consumers Energy Company
Investor-Owned
MI Public Service Commission service territory boundaries.
Property
590 DUBUAR Street, Northville, MI 48167
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Municipality
Northville
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County
Washtenaw County
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