Investor Buys Jupiter Waterfront Mansion for $12.5 Million

The 14,750-square-foot estate in Admirals Cove marks a significant value increase since its last sale five years ago.

Updated on Oct. 26, 2026 in Residential

Bold vector editorial illustration of a modern luxury waterfront mansion, conveying the premium nature of the Jupiter real estate market.
Investor Myron Miller purchased a waterfront estate in Jupiter’s Admirals Cove for $12.5 million, marking significant appreciation since its 2021 sale. AI Illustration. Upload story photo >

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Investor Myron Miller has purchased a waterfront property at 370 Eagle Drive in the Jupiter community of Admirals Cove for $12.5 million. The off-market transaction follows the home's previous sale in 2021 for $7.6 million.

Why it matters

The purchase reflects the premium demand for luxury residences in the area, with the buyer specifically attracted to the neighborhood golf amenities. This deal underscores the rapid appreciation of high-end real estate in Jupiter over the last five years.

The 14,750-square-foot mansion sits on a 0.66-acre lot and features eight bedrooms, eight bathrooms, and three half-baths. It sold for $847 per square foot, down from an initial listing price of $20 million set in June 2026.

The players

Myron Miller

He is the investor who purchased the waterfront property located at 370 Eagle Drive.

Edward St. John

He is the previous owner who sold the mansion located in the Admirals Cove community.

The details

Built in 1998, the mansion includes luxury amenities such as a private theater, a swimming pool, and a private dock. The property was sold to Myron Miller by Edward St. John.

Timeline

  1. The mansion was constructed in 1998.

  2. The property previously sold for $7.6 million in 2021.

  3. The estate was listed for $20 million in June 2026.

  4. The current sale for $12.5 million closed in October 2026.

Culture Shift

This purchase aligns with the ongoing trend of wealth migration toward exclusive South Florida gated communities that offer integrated resort-style amenities. As inventory remains tight, buyers continue to prioritize established luxury enclaves to secure private waterfront lifestyle benefits.

The transaction establishes a new valuation benchmark for large estates within the Admirals Cove community. Buyers and sellers in the Jupiter area should monitor these price-per-square-foot trends as they influence broader local market expectations for premium waterfront homes.

The takeaway

Large luxury estates continue to see significant price appreciation when properties offer unique amenities like deep-water access and exclusive club privileges. Homebuyers should investigate neighborhood-specific amenities that provide long-term value protection in competitive coastal markets.

Further reading

Explore more trends in the Residential sector for additional context on high-end market movements.

Source note: This article includes information reported by The Real Deal New York.

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