300 Biscayne Boulevard Unit PH401, Miami, FL 33132

$24,350,000 — Active

Property Features

Map Map It    Virtual Tour

BILLIONAIRE NEIGHBOR ALERT: Live Next Door to Ajay Gupta in Miami's Ultimate Mansion in the Sky.Penthouse 401 at Waldorf Astoria Residences Miami — a half-floor sky mansion in Cube 9, beside Ajay Gupta's own residence at the very top of the Penthouse Collection. 6,597 SF, 4 BR / 5.5 BA, private elevator, 13-foot ceilings, private pool, and 613 SF Sky Conservatory. Sweeping NE views of Miami Beach, Biscayne Bay, the Atlantic, and the downtown skyline.BAMO interiors. Wolf & Sub-Zero. Italian cabinetry. Exclusive 5-star beach club with Major Food Group, helicopter access, Peacock Alley, Michelin-star dining.Imagine living next to Ajay Gupta — the ultimate proximity — for under $25M. Truly a one-of-a-kind mansion in the sky.Offered at $24,350,000. 96% sold. Topping off now, completion early 2028.

Property Details

  • Listing ID: A12009573
  • Status: Active
  • Listing Date: 2026-04-28
  • Property Type: Condominium
  • Unit / Building #: PH401
  • Subdivision: Waldorf Astoria Miami Res
  • County: Miami-Dade
  • MLS Area: 2420
  • Bedrooms: 4
  • Full Bathrooms: 5
  • Half Bathrooms: 1
  • Living Area Sq Ft: 6,247
  • Year Built: 2028

Financial

  • List Price: $24,350,000
  • HOA Fee: $8,246/mo
  • Taxes: N/A

Features & Amenities

  • View: Water, Bay
  • Pets Allowed: Yes, Pet Restrictions Possible
  • Parking: Assigned, Valet
  • Cooling: Central Air
  • Heating: Central
  • Flooring: Marble, Wood
  • Construction: Block
  • Interior Features: Built-in Features, Entrance Foyer, Elevator, Kitchen Island, Walk-In Closet(s), Storage
  • Exterior Features: Balcony
  • Community Amenities: Clubhouse, Elevator(s), Fitness Center, Other, Parking, Pool, Spa/Hot Tub, Trash Chute, Bar, Business Center, Community Room

Courtesy of The Agency Florida LLC
Contact Starfish Real Estate to schedule an appointment or call .

RAPB

© 2026 Starfish Real Estate. Listings updated Nov 8, 2026 5:00 am. Listing data is derived from the Broker Reciprocity Program of the Realtor Association of Indian River County (RAIRC) and BeachsMLS. Properties listed by brokers other than Starfish Real Estate are identified with the applicable MLS logo and include the listing broker's name. Not all properties available through either MLS may be displayed. All MLS data is the copyrighted property of the respective MLS and its participants. Data is deemed reliable but is not guaranteed accurate and should be independently verified prior to entering into any transaction.