Beneath a canopy of century-old oaks, 418 Castania redefines design-led living in Coral Gables. Conceived from the ground up by The Art of Design Development, architecture, construction, and interiors were envisioned as one cohesive narrative. Set on a 10,000 SF lot, this 4,150 SF under AC residence (5,360 total SF) offers 4 bedrooms plus den and 5.5 baths across two levels. Expansive impact glass frames mature front and rear oaks, filling the home with natural light and creating a seamless indoor-outdoor connection. Interiors feature European oak flooring, marble bathrooms, bespoke millwork, custom vanities, European doors, a floating solid-wood staircase, and imported brick accents. The kitchen includes Molteni & Dada cabinetry, La Cornue range, Gaggenau oven, Sub-Zero refrigeration, and Watermark fixtures, while a dedicated bar features Studio Ore brass fixtures. 11-foot ceilings, Legrand switches, a universal Tesla charger, and an air-conditioned 2-car garage complete the interior. Outdoors, an Ocean Reef shell-stone terrace and pool deck, Bonfire summer kitchen, fireplace, covered terraces, pool, and lawn create a private setting for entertaining. Minutes from Coconut Grove, top schools, dining, and cultural destinations.
Listing Provided Courtesy of Compass Florida, LLC at 305-851-2820
Property Details
Price:
$8,500,000
MLS #:
A12085251
Status:
Active
Beds:
4
Baths:
5.5
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
C GAB RIVIERA SEC PT 2 RE
Neighborhood:
2410
Listed Date:
Sep 8, 2026
Finished Sq Ft:
4,150
Lot Size:
435,600,000 sqft / 0.23 acres (approx)
Year Built:
2026
See this Listing
Schools
Elementary School:
George Washington Carver
Middle School:
Ponce De Leon
High School:
Coral Gables
Interior
Appliances
Gas Water Heater, Dishwasher, Disposal, Dryer, Gas Range, Ice Maker, Microwave, Refrigerator, Washer
Bathrooms
5 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Flooring
Wood
Heating
Central
Interior Features
Built-in Features, Closet Cabinetry
Levels
Two
Exterior
Attached Garage YN
1
Construction Materials
CBS
Covered Spaces
2
Direction Faces
North
Exterior Features
Built-in Barbecue, Lighting
Fencing
Fenced
Garage Spaces
2
New Construction YN
1
Parking Features
Attached, Attached Garage, Driveway, Garage, Garage Door Opener
Roof
Flat, Tile
Security Features
Smoke Detector(s)
Financial
Tax Year
2025
Taxes
$24,508
Map
Community
- Address418 Castania Avenue Coral Gables FL
- SubdivisionC GAB RIVIERA SEC PT 2 RE
- CityCoral Gables
- CountyMiami-Dade
- Zip Code33146
Subdivisions in Coral Gables
Market Summary
Current real estate data for Single Family in Coral Gables as of Oct 28, 2026
188
Single Family Listed
34
Avg DOM
1,517
Avg $ / SqFt
$8,167,889
Avg List Price
Property Summary
- Located in the C GAB RIVIERA SEC PT 2 RE subdivision, 418 Castania Avenue Coral Gables FL is a Single Family for sale in Coral Gables, FL, 33146. It is listed for $8,500,000 and features 4 beds, 6 baths, and has approximately 4,150 square feet of living space, and was originally constructed in 2026. The current price per square foot is $2,048. The average price per square foot for Single Family listings in Coral Gables is $1,517. The average listing price for Single Family in Coral Gables is $8,167,889.
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