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9 Castaa Street, Guaynabo, PR 00968

Guaynabo
Local realty services provided by:CENTURY 21 Affiliates
9 Castaa Street,Guaynabo, PR 00968
$10,000,000
  • 7 Beds
  • 10 Baths
  • 10,000 sq. ft.
  • Single family
  • Active
Listed by: joel katz
Office: joel a katz
MLS#:PR9120156
Source:MFRMLS

Price summary

  • Price:$10,000,000
  • Price per sq. ft.:$1,000
  • Monthly HOA dues:$650

About this home

Nestled on 1.2 acres, 9 Castaña St. represents a rare opportunity to own a multigenerational estate within San Juan’s premier gated community, San Patricio. Designed by award-winning architect Carlos Betancourt, the residence masterfully balances grand-scale entertaining with a layout that remains intimate and connected, ensuring comfort for every member of the family. The resort-style outdoor spaces create a private sanctuary in the heart of the city, featuring a fully equipped outdoor kitchen, spa-inspired pool and jacuzzi, basketball court, outdoor air-conditioning system, tranquil koi pond, and a chicken coop. Inside, the home showcases soaring ceilings and expansive living areas, including multiple formal and informal gathering spaces, a game and media room with direct access to the outdoor entertaining areas, and a fully equipped private gym. Offering over 10,000 square feet of refined living space, the residence includes 7 bedrooms, 8 full bathrooms, and 2 powder...

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Home facts

  • Year built:1997
  • Subdivision & Development:SAN PATRICIO URBANIZATION
  • Listing ID #:PR9120156
  • Added:215 day(s) ago
  • Updated:October 26, 2026 at 12:34 PM

Rooms and interior

  • Bedrooms:7
  • Total bathrooms:10
  • Full bathrooms:8
  • Half bathrooms:2
  • Flooring:Marble
  • Kitchen Description:Cooktop, Dishwasher, Freezer, Ice Maker, Refrigerator
  • Bedroom Description:High Ceilings, Primary Bedroom Upstairs, Walk-In Closet(s)
  • Basement Description:Concrete Perimeter
  • Living area:10,000 sq. ft.

Heating and cooling

  • Cooling:Mini-Split Unit(s)

Structure and exterior

  • Roof:Concrete
  • Year built:1997
  • Building area:10,000 sq. ft.
  • Lot area:1.2 Acres
  • Construction Materials:Concrete
  • Exterior Features:Outdoor Kitchen, Tennis Court(s)
  • Foundation Description:Concrete Perimeter
  • Levels:2 Story

Utilities

  • Water:Water Connected
  • Sewer:Public Sewer

Finances and disclosures

  • Price:$10,000,000
  • Price per sq. ft.:$1,000

Features and amenities

  • Appliances:Cooktop, Dishwasher, Dryer, Freezer, Generator, Ice Maker, Refrigerator, Washer
  • Laundry features:Dryer, Laundry Room, Washer
  • Amenities:Generator, High Ceilings, Primary Bedroom Upstairs, Walk-In Closet(s)
  • Pool features:Infinity, Private Pool

Parking

  • Parking description:4 Car Carport
  • Carport spaces:4
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