
5445 Collins Ave # 729, Miami Beach, FL 33140
Miami Beach, FL 33140 · Castle Beach Club
About 5445 Collins Ave # 729, Miami Beach, FL 33140
Unique opportunity on prestigious Millionaire’s Row! This oceanfront studio features a private balcony with spectacular direct views of the beach and Atlantic Ocean. Located in a full-service resort-style building offering direct beach access, swimming pool, fitness center, valet parking, and multiple amenities. Short-term rentals and Airbnb are permitted, making it an excellent vacation residence or income-producing investment.
How This Listing Compares in Miami Beach
Per square foot, it is asking 75% above the Miami Beach median for sales closed over the last twelve months — typical of premium views, newer construction or a top-tier building.
| This home | Miami Beach median (12 mo) | |
|---|---|---|
| Price per sq. ft. | $1,073 | $614 |
| 0-bedroom price | $429,000 | $227,500 |
| Days on market | 1 | 84 |
Medians from closed MLS sales in Miami Beach; a starting point, not an appraisal.
Home Features at 5445 Collins Ave # 729, Miami Beach, FL 33140
- Bathrooms Full
- 1
- Bathrooms Half
- 0
- Interior Features
- Elevator
- Appliances
- Microwave, Refrigerator
- Flooring
- Ceramic Floor
- Heating
- None
- Cooling
- Central Air
- Garage Spaces
- 1
- Parking Features
- 1 Space
- Pool Private
- Yes
- Year Built Details
- Resale
The Building at 5445 Collins Ave # 729, Miami Beach, FL 33140
- Building Name
- CASTLE BEACH
- Building Area Total
- 400
- Building Area Units
- Square Feet
- Stories Total
- 18
- Entry Level
- 7
- Association
- Yes
- Association Fee
- $858
- Association Fee Frequency
- Monthly
- Association Amenities
- Bar, Elevator(s), Exercise Room, Pool, Private Pool, Sauna, Tennis Court(s), Trash Chute
- Security Features
- Fire Alarm, Elevator Secure, Lobby Secured, TV Camera
Lot, Views & Construction at 5445 Collins Ave # 729, Miami Beach, FL 33140
- Lot Size Square Feet
- 0
- Waterfront
- Yes
- Waterfront Features
- Ocean Access, Ocean Front
- View
- Ocean View, Direct Ocean
- Construction Materials
- CBS Construction
- Exterior Features
- East Of Us1, None, Tennis Court(s)
- New Construction
- No
Taxes & Public Record for 5445 Collins Ave # 729, Miami Beach, FL 33140
- Parcel Number
- 02-32-14-021-3550
- Tax Annual Amount
- $5,891
- Tax Year
- 2,025
- Tax Legal Description
- CASTLE BEACH CLUB CONDO UNIT 729 UNDIV 0.001541% INT IN COMMON ELEMENTS OFF REC 15285-1869 OR 17360-4315 0996 1
- County Or Parish
- Miami-Dade County
Assigned Schools for 5445 Collins Ave # 729, Miami Beach, FL 33140
- Elementary School
- North Beach
- Middle School
- Nautilus
- High School
- Miami Beach
School assignments are provided by the listing and should be independently verified.
Map & Neighborhood
5445 Collins Ave # 729, Miami Beach, FL 33140 · More homes in Miami Beach
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5445 Collins Ave # 729, Miami Beach, FL 33140 at a Glance
Offered for sale in Miami Beach 33140, 5445 Collins Ave # 729 is a condo with 0 bedrooms, 1 bathrooms and about 400 square feet of living space, dating to 1966. The asking price is $429,000, on the market since August 24, 2026, with Serhant as the listing brokerage. Students here are assigned to North Beach, Nautilus and Miami Beach. Ask Matthew Gromadzki for a private showing, the full disclosure package, or comparable sales before you make an offer.