550 ISLAND DR, PALM BEACH, FL 33480

Parcel: 50434327030000361 · Single Family · Zoning: 001

Assessed Value (2026)
$8,377,882

Property Details

Year Built
1955
Lot Sqft
23,963

Sales History

1
$25,400,000
2025-01-01
2
$25,400,000
2025-01-08
3
$25,400,000
2025-01-10

Tax Assessment History

$8,377,882
Assessed (2026)
$20,776,390
Market Value
$8,327,160
Taxable Value
$169,534
Annual Tax
2025
$8,377,882
$20,776,393
2026
$8,377,882
$20,776,390
Assessed Market
View detailed table
YearAssessedMarketTaxableTax
2026 $8,377,882 $20,776,390 $8,327,160 $169,534
2025 $8,377,882 $20,776,393 $8,352,882 $170,058

About 550 ISLAND DR, PALM BEACH, FL 33480

550 ISLAND DR, PALM BEACH, FL 33480 is a property built in 1955 on a 23,963 square foot lot. The property is currently owned by 260N PROPERTY LIMITED PARTNERSHIP, recorded as of 2026-04-03. The mailing address differs from the property address, suggesting this may be an investment property or rental.

The most recent sale was on 2025-01-10 for $25,400,000. There are 3 recorded sales for this property. The 2026 assessed value is $8,377,882 with a market value of $20,776,390.

This breaks down to $18,783,350 for the land and $1,993,043 for the building. The median household income in this area is $164,545, and the median home value is $1,026,700. The population density is 2,041 people per square mile.

There are active mortgage liens totaling $4,799,449 recorded against this property. 550 ISLAND DR, PALM BEACH, FL 33480 is located in PALM BEACH, Florida. Property records, tax assessments, sales history, and ownership information for this PALM BEACH property are sourced from palm_beach County public records.

The complete ownership history of this property spans from 2025 to 2025, with 3 recorded transactions in the public record. The current assessed value represents 33% of the most recent sale price. This low ratio may suggest the property is under-assessed relative to market value, common after recent improvements or a competitive purchase..

Current Owner

260N PROPERTY LIMITED PARTNERSHIP
1128 YONGE STREET 2ND FLOOR, TORONTO ON
Since: 2026-04-03
View owner profile →

Est. Annual Insurance

$90,881 — $166,682
Flood $400 — $800
Property/Wind $90,481 — $165,882

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$164,545
Median Home Value$1,026,700
Pop. Density2,041/sq mi

Neighborhood 33480

84.6%
Owner-Occ
15.4%
Investor
6,443
Flips (4yr)
2,193
New Biz (3yr)
Distress Risk
MODERATE
31
View full risk analysis →

Mortgages

ACTIVE 6% rate
$5,000,000
~$4,799,449 bal.
FIRST REPUBLIC BANK · 2023-06-28
1 satisfied mortgage
SATISFIED 2021-04-01
$1,000,000
FIRST REPUBLIC BANK
Est. Total Balance $4,799,449
* Estimated assuming 30-year fixed mortgage at prevailing rate at origination. Actual terms may differ.
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