$970,000
2 bd · 2 ba · 1,805 sqft
6423 Collins Ave # 309, Miami Beach, FL 33141
MAR DEL PLATA
Mar del Plata Condos for Sale & Rent
6423 Collins Ave, Miami Beach, FL 33141 · Miami Beach
About Mar del Plata
Mar del Plata is a condominium at 6423 Collins Ave in Miami-beach. Residences here come to market for both purchase and annual lease, and every current listing appears below with live pricing direct from the MLS.
Residences range from 1-bedroom homes to 2-bedroom residences. Building amenities include business center, barbecue, doorman, exercise room, pool and bike storage. A detailed twelve-month market report — sold and rental pricing, price per square foot and days on market — is published further down this page.
Building Facts
- Address
- 6423 Collins Ave, Miami Beach, FL 33141
- Median Price / SqFt
- $476
Mar del Plata Amenities
- Business Center
- Barbecue
- Doorman
- Exercise Room
- Pool
- Bike Storage
- Billiard Room
- Card Entry
- Community Room
- Complex Fenced
- Elevator Secure
- Elevator(s)
- Lobby Secured
- Private Pool
- Sauna
- Smoke Detector
- Storage
- Trash Chute
- TV Camera
Mar del Plata Residence Features
- Dishwasher
- Electric Range
- Marble
- Microwave
- Refrigerator
- Bay
- Ceramic Floor
- Clear Impact Glass
- Closet Cabinetry
- Dryer
- Elevator
- High Impact Windows
- Intracoastal View
- Lobby
- Ocean View
- Other View
- Pool Area View
- Washer
Features vary by residence — confirm details for any specific unit with us.
Floor Plans & Residences at Mar del Plata
Residence configurations observed across current and recent Mar del Plata listings:
| Residence | Size Range | For Sale | For Rent | Sale Pricing | Avg $/SqFt |
|---|---|---|---|---|---|
| 1 Bed / 2 Bath | 1,278–1,503 sqft | 2 | 1 | $600K – $715K | $437 |
| 2 Bed / 2 Bath | 1,503–1,994 sqft | 3 | 5 | $670K – $970K | $478 |
Derived from live MLS data — request official floor plans and we'll send the developer set for your line.
Mar del Plata Listings
Mar del Plata Condos for Sale
Mar del Plata Condos for Rent
Mar del Plata Pending Sales
Mar del Plata Pending Rentals
Mar del Plata Sold Condos
Mar del Plata Rented Condos
$960,000
2 bd · 2 ba · 1,822 sqft
6423 Collins Ave # 203, Miami Beach, FL 33141
MAR DEL PLATA CONDO
$715,000New
1 bd · 2 ba · 1,503 sqft
6423 Collins Ave # 401, Miami Beach, FL 33141
Mar Del Plata
$670,000New
2 bd · 2 ba · 1,805 sqft
6423 Collins Ave # 809, Miami Beach, FL 33141
MAR DEL PLATA CONDO
$600,000
1 bd · 2 ba · 1,503 sqft
6423 Collins Ave # 1001, Miami Beach, FL 33141
Mar Del Plata
Mar del Plata Market Report
Over the last 12 months, 4 condo sales closed in Mar del Plata at a median of $700K ($496/sqft), median 207 days on market. Median sold prices are down 23.9% year-over-year. 4 leases were signed at a median of $4,650/mo ($2.58/sqft). Computed from recorded MLS closings; updates automatically.
$700K
Median (12 mo)
4
Sales (12 mo)
207 days
Median DOM
Last 12 Months by Bedroom Count
| Residence | Sales | Median Sold | Sold $/SqFt | DOM | Leases | Median Rent | Rent $/SqFt |
|---|---|---|---|---|---|---|---|
| 1 Bed | 1 | $700K | $496 | 26 | 2 | $3,400 | $2.26 |
| 2 Bed | 3 | $530K | $294 | 207 | 2 | $5,500 | $2.76 |
Month-by-month table — All
| Month | Sales | Median Sold | Sold $/SqFt | DOM | Leases | Median Rent | Rent $/SqFt |
|---|---|---|---|---|---|---|---|
| Nov 2025 | — | — | — | — | — | — | — |
| Dec 2025 | — | — | — | — | — | — | — |
| Jan 2026 | — | — | — | — | — | — | — |
| Feb 2026 | — | — | — | — | 1 | $2,400 | $1.75 |
| Mar 2026 | — | — | — | — | 1 | $3,400 | $2.26 |
| Apr 2026 | — | — | — | — | 1 | $5,500 | $2.76 |
| May 2026 | — | — | — | — | — | — | — |
| Jun 2026 | 2 | $530K | $294 | 209 | — | — | — |
| Jul 2026 | — | — | — | — | 1 | $4,650 | $2.58 |
| Aug 2026 | — | — | — | — | — | — | — |
| Sep 2026 | 2 | $1.1M | $564 | 207 | — | — | — |
| Oct 2026 | — | — | — | — | — | — | — |
Location
Similar Buildings to Mar del Plata
Buyers considering Mar del Plata also look at these Miami-beach buildings in a similar price range:
Mar del Plata — Frequently Asked Questions
How much does a condo at Mar del Plata cost?
Pricing at Mar del Plata varies by line, floor, view and finish level. Every available residence is listed on this page with live MLS pricing, and the market report above tracks median sold prices and price per square foot over the last twelve months.
Are there condos for sale at Mar del Plata?
Availability at Mar del Plata changes continuously — this page updates directly from the MLS, so every residence currently offered for sale or for rent is listed above with photos, pricing and full details.
Can you rent at Mar del Plata?
Mar del Plata has an active rental market with annual leases regularly available. Current rentals and recent leasing activity, including median rents, appear on this page. Minimum lease terms are set by the association — ask us for the current rental policy.
How is the resale market at Mar del Plata?
Mar del Plata residences trade regularly on the resale market. The market report above shows the last twelve months of closed sales — median pricing, price per square foot and days on market — updated continuously from the MLS.
Where is Mar del Plata located?
Mar del Plata is at 6423 Collins Ave, Miami Beach, FL 33141, in the Miami-beach neighborhood of Miami Beach. See the location map above for the exact position and surroundings.
More information about Mar del Plata
Mar del Plata is a condominium building in Miami-beach, Miami Beach, FL 33141, in Miami-Dade County. Condos for sale and for rent at Mar del Plata are listed on this page with live MLS pricing, alongside a twelve-month market report covering closed sales, rentals, price per square foot and days on market. Comparable Miami-beach buildings include The Sterling, Burleigh House, L'Excellence. For private showings, current availability, or off-market opportunities at Mar del Plata, contact Matthew Gromadzki at +1 786-370-8570.