$10,000,000

9 CASTAÑA STREET, Guaynabo, PR 00968

  • 7 beds |
  • 10 baths |
  • 10,000 sqft
  • Property Icon Single-Family Home
  • Property Year Built Icon Built in 1997
  • Property Lot Size Icon1.2acre lot
  • Property Parking Icon —— car garage
  • Property Price Per Square Feet Icon $1,000/sqft
  • Property List Date Icon Listed 1 month ago

Property Description

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 rooms. On the main level, doors open throughout, creating a seamless indoor-outdoor flow, connecting the interior living spaces to the beautifully designed outdoor areas. Additional features include a double backup generator with automatic transfer switches and a 6,000-gallon cistern with a water treatment system, ensuring comfort and reliability year-round. The property has a covered carport for 4 vehicles, along with additional driveway parking. Centrally located, this home is approximately 10 minutes from the Condado area and 25 minutes from Dorado.

Listing Status:
Active
Date Added:
March 24, 2026
Data Last Updated:
May 1, 2026 at 3:23PM
Listing Office:
JOEL A KATZ : 787-587-4331
Listing Agent:
Joel Katz : 787-587-4331
MLS ID:
PR9120156
  • General: High CeilingsPrimaryBedroom UpstairsWalk-In Closet(s)
  • Appliances: CooktopDishwasherDryerFreezerIce MakerRefrigeratorWasher
  • Laundry: Laundry Room
  • Flooring: Marble
  • A/C: Mini-Split Unit(s)
  • Heating: None
  • General: Basketball CourtOutdoor KitchenTennis Court(s)
  • Pool: Infinity
  • Roofing: Concrete
  • General: ConcreteTwoConcrete Perimeter
  • Road/Access: Asphalt
  • HOA Amenities: 650.0Monthly
  • Originating MLS: Stellar MLS
  • County: Guaynabo
  • Zoning: RESI062-095-225-04-001
  • Utilities: Electricity ConnectedWater Connected
  • Water: Private
  • Sewer: Public Sewer
  • Source: Stellar MLS
  • Ownership: Fee Simple

This listing courtesy of Joel Katz , JOEL A KATZ

Monthly Payment

$Est. Payment
  • Principal & Interest $
  • Property Taxes $
  • Home Insurance $
  • VA Funding Fee $

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