89401 Old Highway

Plantation Key, FL 33070

$13,500,000

$2,077/ft²

8Beds

7.5Baths

6,500Sq ft

2002Year built

Single-family homeType

About this home

Behind private gates on prestigious Million Air Row, this exceptional oceanfront estate spans nearly 2.5 acres and offers a rare blend of luxury, privacy, and future potential. The recently renovated residence features 8 bedrooms, 7.5 bathrooms, double-height ceilings, spacious bedroom suites, abundant storage throughout, solid CBS construction, impact windows and doors, and a new concrete roof. Designed for the ultimate Florida Keys lifestyle, the property boasts protected basin dockage with a 24,000 lb boat lift, a private helicopter pad, hot yoga studio, resort-style pool with waterslides, waterfall, and spa, plus two covered carports and a large garage. Expansive grounds provide endless opportunities to add additional amenities such as pickleball, volleyball, guest accommodations, or a private beach retreat. A truly unique waterfront compound offering the space and exclusivity rarely found in the Florida Keys.

Features

Waterfront

Property details

Listing

MLS #: A12028364
Status: For sale
Listed on: Jun 1, 2026
Days on market: 69 days
Listing data updated: Aug 3, 2026

Interior

Beds: 8
Baths: 7.5
Living area: 6,500 ft²
Price per ft²: $2,077/ft²

Building & community

Type: Single-family home
Year built: 2002
County: Monroe

Lot & exterior

Lot size: 60,723 ft²
Waterfront: Yes

Days on market, price per ft² and the monthly HOA amount are calculated by this site from the MLS data shown; the association fee is normalized to a monthly figure.

True monthly cost

Mortgage (principal & interest): $68,263
Property taxes (est.): $12,375
Home insurance (est.): $600
Flood insurance (est.): —

Estimated total$81,238*/mo

* Some cost lines aren't available yet for this listing; the total shown is incomplete.

Based on 20% down, a 6.5% rate and a 30-year loan, plus this home's estimated Florida carrying costs. All figures are illustrative estimates — not quotes, not financial or insurance advice.

Sources: flood zone — FEMA National Flood Hazard Layer; mortgage, taxes and insurance figures — this site's own estimates; HOA / CDD — as reported for this listing.

What will this home really cost you?