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Own South Beach · South of Fifth
Yacht Club At Portofino
90 Alton Rd · Built 1999 · 36 floors · 359 residences
For sale
12
1 pending · 6.9 mo supply
Median asking
$915K
from $625K
Median $/sqft
$1,122/sqft
$1,047/sqft sold, 12 mo
Days on market
5
96 to sell · 21 in 12 mo
Yacht Club At Portofino stands on the water at 90 Alton Rd, in the South of Fifth district of South Beach. The tower rises 36 floors and holds 359 residences, developed by Portofino Group and completed in 1999.
The building sits in FEMA flood zone AE, part of the Special Flood Hazard Area, where FEMA maps a 1% yearly chance of flooding and lenders require flood insurance for federally backed or regulated mortgages. It is in Miami-Dade hurricane evacuation zone B. The lowest street next to the building is 1.7 ft above the highest tide predicted for 2026 at Virginia Key.
On the 2025 tax roll, 23% of the 359 units carry a homestead exemption and 29% are owned by a company or trust. The Miami-Dade Clerk recorded 22 resale deeds in the 12 months to October 21, 2026, and the financeability reading is tier good, index 67 of 100, meaning regulated lenders have financed purchases in the last two years.
The Car-Free Index is 1. The nearest Publix is 590 m away in a straight line, about 0.4 miles.
Live near more of Miami
What surrounds Yacht Club At Portofino: seasonal events, annual programs and lifestyle indexes, measured from the building.
Publix IndexLive now
67 / 100
Nearest Publix: Publix at Fifth & Alton, 0.4 mi
#42 in South Beach · #176 in Miami
Walk over, walk back, one bag per hand.
1 Publix stores nearby
Distances are straight-line, not walking or driving.
Getting around
South Beach is a walkable urban neighborhood. Transit, parks, dining and landmarks within reach:
Ocean DriveLincoln RoadSouth Pointe ParkMiami Beach BoardwalkEspañola Way
65
/ 100
B+
own.miami Score
A data-grounded score for Yacht Club At Portofino from live market data — value, momentum, liquidity, building health, waterfront and age. Computed, not opinion.
Value52
$1,176/sqft — vs. South Beach condos, then all of Miami
Momentum14
-13.2% $/sqft over 6 months
Liquidity78
7.4 months of supply · 6 days on market
Health91
2 verified records: DBPR complaints
Waterfront90
Waterfront building
Age53
Built 1999 — vs. South Beach buildings
own.miami Condo Index
159Above market100 = the median Miami condo building's price per sq ft; 200 = twice it.
Rank
#117 of 698 tracked Miami condos
Top 17% by price per sq ft
#26 of 121 in South Beach
Momentum
↓ Cooling
$1,176/sqft median ask
Liquidity
Hot
The stacks
11 lines · modeled from 59 salesCondos repeat vertically — each “line” is a stack of near-identical units up the tower. We reconstruct Yacht Club At Portofino’s lines from its sale history: the floorplan, the view, and how $/sqft climbs with the floor. The best value is the -09 line.
| Line | Layout | Size | View | $/sqft | Per floor | Low→high floor | Sales |
|---|---|---|---|---|---|---|---|
| -02 | 2 bd · 2 ba | 1,130 sqft | BayWaterfront | $1,265/sqft | $-18 | $1,409/sqft → $1,093/sqft | 8 |
| -03 | 2 bd · 2 ba | 1,080 sqft | Ocean ViewWaterfront | $914/sqft | +$18 | $751/sqft → $1,146/sqft | 6 |
| -04 | 2 bd · 2 ba | 1,090 sqft | BayWaterfront | $1,055/sqft | — | — | 3 |
| -05 | 1 bd · 1 ba | 740 sqft | Ocean ViewWaterfront | $912/sqft | +$14 | $837/sqft → $1,056/sqft | 4 |
| -06 | 1 bd · 1 ba | 780 sqft | BayWaterfront | $1,045/sqft | +$9 | $914/sqft → $1,104/sqft | 9 |
| -07 | 1 bd · 1 ba | 740 sqft | Ocean ViewWaterfront | $1,000/sqft | +$13 | $849/sqft → $1,184/sqft | 5 |
| -08 | 1 bd · 1 ba | 780 sqft | BayWaterfront | $1,013/sqft | — | — | 3 |
| -09Best value | 2 bd · 2 ba | 1,080 sqft | Ocean ViewWaterfront | $907/sqft | +$7 | $830/sqft → $1,024/sqft | 8 |
| -10 | 2 bd · 2 ba | 1,090 sqft | BayWaterfront | $1,303/sqft | +$14 | $1,250/sqft → $1,416/sqft | 3 |
| -11 | 2 bd · 2 ba | 1,130 sqft | BayWaterfront | $1,062/sqft | +$16 | $942/sqft → $1,276/sqft | 4 |
| -12 | 2 bd · 2 ba | 1,130 sqft | Pool Area ViewWaterfront | $1,279/sqft | $-13 | $1,401/sqft → $1,147/sqft | 4 |
Modeled from Yacht Club At Portofino’s past listings and sales — a guide to the building’s layouts and floor premiums, not an official floor plan. “Per floor” is the average $/sqft change per floor up the stack.
What’s a unit here worth?
Pick a line and a floor — we estimate the value from Yacht Club At Portofino’s own sales history.
Estimated value
$1,011,000
$844,000–$1,179,000 · $936/sqft
High confidence · 8 sales
Estimate only — not an appraisal. It reflects the line and floor, not a specific unit’s condition, renovations or view obstructions.
Want the inside track on Yacht Club At Portofino?
Get new listings here before the portals, and a straight answer from someone who knows the building.
Inventory
$1,800,000$1,651/sqft
2 bd · 2 ba · 1,090 sqft
90 Alton Rd #2410
Tenant occupiedRental income in place
Listing courtesy of Condoideas Realty Group LLC, Dawn Boucher (Lic. #3115002) · MLS #A12111635
$1,200,000$1,062/sqft
2 bd · 2 ba · 1,130 sqft
90 Alton Rd #811
Listing courtesy of Brown Harris Stevens, Claire Albertson (Lic. #3573622) · MLS #A12109063
$1,500,000$1,327/sqft
2 bd · 2 ba · 1,130 sqft
90 Alton Rd #2911
Listing courtesy of Condoideas Realty Group LLC, Delphine Jullien (Lic. #3294986) · MLS #A12102378
$960,000$1,297/sqft
1 bd · 1 ba · 740 sqft
90 Alton Rd #2407
Listing courtesy of Coldwell Banker Realty, David Veit (Lic. #3027270) · MLS #A12094627
$1,360,000$1,259/sqft
2 bd · 2 ba · 1,080 sqft
90 Alton Rd #1809
Listing courtesy of Douglas Elliman, Giorgio Vecchi (Lic. #3077796) · MLS #A12079955
$674,000$911/sqft
1 bd · 1 ba · 740 sqft
90 Alton Rd #1005
Listing courtesy of Coldwell Banker Realty, David Veit (Lic. #3027270) · MLS #A12070561
$1,399,000$1,283/sqft
2 bd · 2 ba · 1,090 sqft
90 ALTON Road #2110
Listing courtesy of RE/MAX Prestige Realty/RPB, Nathan Quick (Lic. #3445582) · MLS #B26060311
$699,000$945/sqft
1 bd · 1 ba · 740 sqft
90 Alton Rd #607
Listing courtesy of Condoideas Realty Group LLC, Dawn Boucher (Lic. #3115002) · MLS #A12030218
$870,000$1,176/sqft
1 bd · 1 ba · 740 sqft
90 Alton Rd #2207
Listing courtesy of Keller Williams Eagle Realty, Manuel Zelaya (Lic. #3495495) · MLS #A12027870
$790,000$1,068/sqft
1 bd · 1 ba · 740 sqft
90 ALTON RD #1007
Short-term leases OK
Listing courtesy of Cervera Real Estate Inc., Seikiti Shinmon (Lic. #3249736) · MLS #A12013991
$625,000$845/sqft
1 bd · 1 ba · 740 sqft
90 Alton Rd #307
Listing courtesy of London Foster Realty, Peter Byfield (Lic. #3460001) · MLS #A12012128
$695,000$939/sqft
1 bd · 1 ba · 740 sqft
90 Alton Rd #807
Airbnb-ready
Listing courtesy of Condoideas Realty Group LLC, Jacqueline Reeves (Lic. #3014198) · MLS #A11942619
Sold $/sqft trend
3-month rolling median of closed sales in Yacht Club At Portofino; bars are closings per month.
Location
Nearby buildings within half a mile.
Building facts
- Address
- 90 Alton Rd
- Year built
- 1999
- Floors
- 36
- Residences
- 359
- Developer
- Portofino Group
- Waterfront
- Yes
Amenities
- · Pool
- · Hot tub
- · Tennis
- · Fitness center
- · Sauna
- · Barbecue area
- · Concierge
- · Valet
- · 24-hour security
- · Business center
- · On-site market
- · Salon
- · Marina
Building rules
- Parking
- The building offers dedicated garage parking and valet service.
Special assessments & recertification outlook
ElevatedPublic records checked Oct 27, 2026 (Miami-Dade Clerk, civil docket, Florida DBPR).
Verified records
- PositiveBank financingOct 31, 2026
Regulated lenders recorded 10 purchase or refinance loans on this building in the last 12 months, financing 35% of its recorded sales, and accepted a down payment as low as 5.3%. A bank writing a condominium loan has just checked the building's reserves, insurance, litigation and owner-occupancy against its own standards — verified due diligence, read from the public record. Financeability Index 67/100.
Source: Miami-Dade Clerk official records
- WatchDBPR complaintsApr 8, 2026
Florida DBPR Division of Condominiums public complaint record for association licence MA00023164: 8 complaints in the last 36 months (1 open, 1 with discipline, 0 closed with a letter). A complaint is an allegation; only dispositions are findings. Investigations are confidential and not counted.
Source: health.src.dbpr
- Verified: open or disciplined DBPR complaints against the association
- Built 1999 — past its first structural milestone; next inspection around 2034
Estimated from Yacht Club At Portofino’s age and signals in active listings — not an official inspection or reserve report. Always verify the building’s milestone-inspection status and reserves with the association before buying.
Financeability
What the banks say about Yacht Club At Portofino: recorded purchase mortgages, the down payments they accepted, and the programmes in use.
Regulated lenders are writing purchase loans here at ordinary down payments — their due diligence on reserves, insurance and litigation, verified by the public record.
- Mortgages recorded, 12 months
- 10
- 10 from banks and credit unions · purchases and refinances
- Sales bank-financed
- 35%
- 23 recorded sales, 12 months · Resales only
- Average down payment
- 31.9%
- Lowest down payment accepted
- 5.3%
Loan programmes, 24 months:Conventional 10
High confidence · As of 2026-10-31
Source: Miami-Dade County official records and the FHA/VA approval lists. Aggregates only; individual instruments are never shown. Compare with South Beach
Flooding and storm surge
Public flood data at this building’s location, read Oct 22, 2026.
- FEMA flood zone
- Zone AE: high-risk area. FEMA maps a 1% yearly chance of flooding here.
- Base flood elevation on the map: 8.0 ft (NGVD29).
- Hurricane evacuation zone
- Zone B
- Miami-Dade storm surge planning zones run from A (called first) to E. The county decides which zones evacuate in a storm.
- Ground at the building
- 5.4 ft
- Lowest nearby street
- 2.7 ft
- Highest predicted tide, 2026
- 1.0 ft
Elevations in feet above the NAVD88 datum.
The lowest street next to this building sits 1.7 ft above this year’s highest predicted tide (Oct 27, 2026).
Estimated from public data, not a flood determination. Check the FEMA flood map and an elevation certificate for this building.
Legal & Regulatory
No material litigation foundCivil court cases involving the condominium association, classified by what they are about. Routine collections against individual owners are counted separately and do not affect the building’s standing.
- Active material lawsuits
- 0
- Owner / association disputes
- 0
- Routine collection cases
- 0
- DBPR complaints
- 8
- Open DBPR complaints
- 1
DBPR registration PR1S024848 · Approved,Recorded. Public complaints on record with the Florida Division of Condominiums; investigations are confidential and not counted.
Court records are matched to the association by name and summarized by us; a case is a claim, not a finding. Ask the association for its litigation disclosure before buying.
Frequently asked
How much do condos at Yacht Club At Portofino cost?+
There are 12 condos for sale at Yacht Club At Portofino, from $625,000, with a median asking price of $915,000 ($1,122/sqft).
How much are the HOA fees at Yacht Club At Portofino?+
HOA / maintenance fees at Yacht Club At Portofino run around $1,160 per month among units currently for sale; the exact fee varies by unit size and line, so confirm the current amount with the listing or the condo association.
Is Yacht Club At Portofino a waterfront building?+
Yes — Yacht Club At Portofino is a waterfront building (South Beach).
When was Yacht Club At Portofino built?+
Yacht Club At Portofino was built in 1999, 36 stories, 359 residences.
Who developed Yacht Club At Portofino?+
Yacht Club At Portofino was developed by Portofino Group.
Stay ahead
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