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418 Castania Ave, Coral Gables, FL 33146

$8,500,000
  • 418 Castania Ave, Coral Gables, FL 33146 Main Photo

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New to the Market Active
BEDS4 BATHS5 full 1 partial SQUARE FEET4,150 MLS#A12085251
STATUSActive PROPERTY TYPEResidential - Single Family SUBDIVISIONC GAB RIVIERA SEC PT 2 RE

Property Description

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.

418 Castania Ave | MLS# A12085251

This single family home located at 418 Castania Ave, Coral Gables, FL 33146 is currently listed for sale with an asking price of $8,500,000. This property was built in 2026 and has 4 bedrooms and 5 full and 1 partial baths with 4150 sq. ft. Castania Ave is located in the C GAB RIVIERA SEC PT 2 RE subdivision. Search C GAB RIVIERA SEC PT 2 RE real estate on nduarte.realty100.com today.

Property Features

Property Type: Residential - Single Family
Cooling: Central Air
Fenced: Yes
Garage: 2 car attached
Heating: Central
Home Style: Detached, Two Story
Lot Size: 0.23 Acres
Roof Type: Flat Tile
Taxes: $24,508
Year Built: 2026

Amenities

First Floor Entry
Built-in Features
Closet Cabinetry
Den/Library/Office
Family Room
Built-In Grill
Lighting

Feature Descriptions

Appliances: Dishwasher, Disposal, Dryer, Gas Range, Gas Water Heater, Ice Maker, Microwave, Refrigerator, Washer
Community Features: Public Road
Crops Included Y/N: No
Days on Site: 3
Door Features: High Impact Doors
Exterior: CBS Construction
Fencing: Fenced
Flooring: Wood
Home Warranty Y/N: No
Lease Considered Y/N: No
Listing Terms: All Cash, Conventional
Lot: Less Than 1/4 Acre Lot
Other Equipment: Automatic Garage Door Opener
Parcel#: 03-41-20-023-3360
Parking: Additional Spaces Available, Driveway
Parking Notes: Additional Spaces Available, Driveway
Pool: In Ground, Heated
Property Attached Y/N: No
Property Sub-Type: Single Family Residence
Security: Smoke Detector
Sewer: Septic Tank
Special View Info: None
Water: Municipal Water

Local Schools

High School: Coral Gables
Middle School: Ponce De Leon
Elementary School: Sunset

Listed By / Shown By

Listed By

Agency Name: Compass Florida, LLC
Agency Phone: 305-579-9115

Shown By

Agent Name: Nathalia Duarte
Agent Phone:
Agency Title: Realty 100

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Estimated Payment

$ 23,438.82 per month $18,917.32 Principal & Interest $2,042.33 Property Tax $2,479.17 Homeowner's Insurance

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Disclaimer: All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information on this site was last updated 09/11/2026. The listing information on this page last changed on 09/11/2026. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of Delta Media Group MLS (last updated Fri 09/11/2026 12:06:40 AM EST) or Miami MLS (last updated Thu 09/10/2026 11:59:22 PM EST) or Stellar MLS (last updated Thu 09/10/2026 11:55:12 PM EST) or Beaches MLS (last updated Thu 09/10/2026 11:55:48 PM EST). Real estate listings held by brokerage firms other than Realty 100 may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. All rights reserved.
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