90 ALTON RD 1907, Miami Beach, FL 33139

Parcel: 0242032342040 · Residential · Condominium - Residential · Zoning: 6505

Assessed Value (2025)
$542,450

Property Details

Beds
1
Baths
1
Living Sqft
740
Year Built
1999
RESIDENTIAL - TOTAL VALUE : CONDOMINIUM - RESIDENTIAL

Sales History

1
$11,600
2011-05-18
DEMETRIO R PEREZ BLANCOYACHT CLUB AT PORTOFINO CONDO
2
$454,200+3816%
2015-01-23
YACHT CLUB AT PORTOFINO CONDOMIAMAS LLC
3
$490,000+8%
2021-06-03
MIAMAS LLCMARK VALENTE

Tax Assessment History

$542,450
Assessed (2025)
$572,040
Market Value
$542,450
Taxable Value
$11,044
Annual Tax
2024
$493,137
$520,036
2025
$542,450
$572,040
Assessed Market
View detailed table
YearAssessedMarketTaxableTax
2025 $542,450 $572,040 $542,450 $11,044
2024 $493,137 $520,036 $493,137 $10,040

About 90 ALTON RD 1907, Miami Beach, FL 33139

90 ALTON RD 1907, Miami Beach, FL 33139 is a 1-bedroom, 1-bathroom residential - total value : condominium - residential built in 1999 with 740 square feet of living space. The property is currently owned by MARK VALENTE KELLY VALENTE, recorded as of 2026-04-19. The mailing address differs from the property address, suggesting this may be an investment property or rental.

The most recent sale was on 2021-06-03 for $490,000, when MIAMAS LLC sold to MARK VALENTE. The property has appreciated $35,800 (8%) since the prior sale of $454,200 on 2015-01-23. There are 3 recorded sales for this property.

The 2025 assessed value is $542,450 with a market value of $572,040. The assessed value increased 10% from $493,137 in 2024. This property is located in FEMA Flood Zone AE, a Special Flood Hazard Area with a 1% annual chance of flooding (100-year floodplain).

Flood insurance is typically required by lenders for properties in this zone. The median household income in this area is $87,115, and the median home value is $2,000,001. The population density is 7,330 people per square mile.

90 ALTON RD 1907, Miami Beach, FL 33139 is located in Miami Beach, Florida. Property records, tax assessments, sales history, and ownership information for this Miami Beach property are sourced from miami_dade County public records. The complete ownership history of this property spans from 2011 to 2021, with 3 recorded transactions in the public record.

The current assessed value represents 111% of the most recent sale price. Based on the most recent sale, this property traded at $662 per square foot — a key metric for comparing value across Miami Beach's real estate market..

Current Owner

MARK VALENTE KELLY VALENTE
90 ALTON RD UNIT 1907, MIAMI BEACH, FL, 33139
Since: 2026-04-19
View owner profile →

Flood Zone

Zone AE
Special Flood Hazard Area

Est. Annual Insurance

$4,739 — $8,394
Flood $400 — $800
Property/Wind $4,339 — $7,594

Estimate based on FEMA flood zone, property value, and year built. Actual premiums vary based on elevation, mitigation features, roof condition, and insurer. Not a quote.

Neighborhood

Median Income$87,115
Median Home Value$2,000,001
Pop. Density7,330/sq mi

Neighborhood 33139

20.8%
Owner-Occ
79.2%
Investor
715
Flips (4yr)
12,810
New Biz (3yr)
Distress Risk
MODERATE
31
View full risk analysis →
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