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9 CASTAÑA STREET

House For Sale
$10,000,000

BTC: 158.73015873

ETH: 5,727.37686140

72 days
7 bds
8 ba
10,000 sqft

Overview

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.

Location

Florida • GUAYNABO • 00968 • House • For Sale

Details

Type:
Residential
Parking:
No Data
Year Built:
1997
Lot:
1.20 Acres
Heating:
None
Price/sqft:
$1,000
Cooling:
Mini-Split Unit(s)
HOA:
$650

Highlights

HOA
$650/mo
Pool
Infinity
Furnished
Partially
Pets
Allowed
All facts and features

  • Flooring

    • Marble

    Heating

    • None

    Cooling

    • Mini-Split Unit(s)

    Appliances

    • Cooktop

    • Dishwasher

    • Dryer

    • Freezer

    • Ice Maker

    • Refrigerator

    • Washer

    Other interior features

    • High Ceilings

    • PrimaryBedroom Upstairs

    • Walk-In Closet(s)

    Bedrooms and bathrooms

    • Bedrooms: 7

    • Bathrooms: 2

    • Full bathrooms: 8

  • Property

    • Levels: Two

    • Pool Private: Yes

    • Exterior Features: Basketball Court / Outdoor Kitchen / Tennis Court(s)

    Lot

    • Lot: 1.20 Acres

    Other Property Information

    • Parcel Number: 06209522504001

    • Zoning: RESI

  • Type and style

    • Property Type: Residential

    • Property Sub Type: Single Family Residence

  • Utility

    • Electricity Connected

    • Water Connected

  • Other financial information

    • HOA: $650

    • HOA Frequency: Monthly

  • Source details

    • MLS ID: PR9120156

    Other facts

    • Construction Materials: Concrete

    • Foundation Details: Concrete Perimeter

    • Laundry Features: Laundry Room

    • Pool Features: Infinity

    • Direction Faces: West

    • Living Area: 10000

    • Water Source: Private

    • Subdivision Name: SAN PATRICIO URBANIZATION

Private inquiry
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Market around this address

Live counts in the same area.
View all
This zip
00968
—
Active
Same city
GUAYNABO
—
Active
Same type
House
—
Active
Similar price
$7.0M – $13.0M
—
Active

The multiple listing information is provided by the Stellar MLS from a copyrighted compilation of listings. The compilation of listings and each individual listing are ©2026-present Stellar MLS. All Rights Reserved. The information provided is for consumers' personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Listing courtesy of: JOEL A KATZ