$10,000,000

9 St Guaynabo, PR 00968

Total Views 40
7 Beds
10 Baths
10,000 Sq Ft
$1,000 Price per Sq Ft

Highlights

  • Tennis Courts
  • Marble Flooring
  • High Ceiling
  • Infinity Pool
  • Outdoor Kitchen
  • Soaking Tub

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 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 Agent

Joel Katz

JOEL A KATZ Brokerage Phone: 787-587-4331 License #18904 Listed on: 03/24/2026

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1997

Lot Details

  • 1.2 Acre Lot
  • West Facing Home

HOA Fees

  • $650 Monthly HOA Fees

Parking

  • 4 Carport Spaces

Home Design

  • Bi-Level Home
  • Concrete Roof
  • Concrete Siding
  • Concrete Perimeter Foundation

Interior Spaces

  • 10,000 Sq Ft Home
  • Partially Furnished
  • High Ceiling
  • Living Room
  • Marble Flooring

Kitchen

  • Cooktop
  • Freezer
  • Ice Maker
  • Dishwasher

Bedrooms and Bathrooms

  • 7 Bedrooms
  • Primary Bedroom Upstairs
  • Walk-In Closet
  • Soaking Tub

Laundry

  • Laundry Room
  • Dryer
  • Washer

Outdoor Features

  • Infinity Pool
  • Tennis Courts
  • Outdoor Kitchen

Utilities

  • Mini Split Air Conditioners
  • No Heating
  • Power Generator

Community Details

  • San Patricio Urbanization Association
  • San Patricio Urbanization Subdivision

Listing and Financial Details

Home Details

Home Type

Single Family

Year Built

Built in 1997

Lot Details

1.2 Acres

HOA Fees

$650 per month

Listing Details

  • Property Type: Residential
  • Property Sub Type: Single Family Residence
  • Construction Materials: Concrete
  • Fireplace: No
  • Living Area: 10000
  • Lot Size Acres: 1.2
  • New Construction: No
  • Year Built: 1997
  • Building Area Total: 10000
  • Lot Size Sq Ft: 52272
  • Status: Active
  • Ownership: Fee Simple
  • Building Area Total Srch Sq M: 929.03
  • Escrow State: FL
  • Minimum Lease: 6 Months
  • RATIO Current Price By Calculate: 1000.00
  • Total Acreage: 1 to less than 2
  • Water Access YN: 0
  • MFR_InLawSuiteYN: 0
  • Attribution Contact: 787-587-4331
  • Special Features: None

Interior Features

  • Living Area Units: Square Feet
  • Flooring: Marble
  • Full Bathrooms: 8
  • Half Bathrooms: 2
  • Interior Amenities: High Ceilings, PrimaryBedroom Upstairs, Walk-In Closet(s)
  • Appliances Included: Cooktop, Dishwasher, Dryer, Freezer, Ice Maker, Refrigerator, Washer
  • Foundation Details: Concrete Perimeter
  • Total Bedrooms: 7
  • Levels: Two
  • Other Equipment: Basketball Court, Generator
  • Living Area Meters: 929.03

Exterior Features

  • Direction Faces: West
  • Pool Features: Infinity
  • Exterior Features: Basketball Court, Outdoor Kitchen, Tennis Court(s)
  • Roof: Concrete
  • Pool Private: Yes
  • Waterfront: No
  • Road Surface Type: Asphalt
  • Water View YN: 0
  • Waterfront Feet Total: 0

Garage/Parking

  • Carport Spaces: 4
  • Carport Y N: Yes
  • Garage Yn: No

Utilities

  • Utilities: Electricity Connected, Water Connected
  • Cooling: Mini-Split Unit(s)
  • Heating: None
  • Laundry Features: Laundry Room
  • Sewer: Public Sewer
  • Water Source: Private

Condo/Co-op/Association

  • Association Fee: 650
  • Association Fee Frequency: Monthly
  • Association Name: San Patricio Urbanization
  • Association: Yes
  • Association 2 YN: 0
  • Association Approval Required YN: 0
  • Association Fee Requirement: Required
  • Max Pet Weight: 999

Fee Information

  • Total Annual Fees: 7800.00
  • Total Monthly Fees: 650.00
  • Monthly HOA Amount: 650.00

Lot Info

  • Zoning: RESI
  • Parcel Number: 062-095-225-04-001
  • Additional Parcels: No
  • Flood Zone Code: n/a

Rental Info

  • Furnished: Partially
  • Pets Allowed: Yes
  • Lease Restrictions YN: 1
  • Additional Lease Restrictions: n/a

Map

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Property History

Date Event Price List to Sale Price per Sq Ft
03/24/2026 03/24/26 For Sale $10,000,000 -- $1,000 / Sq Ft
Source: Stellar MLS

Source: Stellar MLS

MLS Number: PR9120156

Stellar MLS
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