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Quadplex (4 Units, Any Combination)Residential
Last sold for $260,000 on Nov 23, 2022

1521 W 21ST ST

RIVIERA BEACH, FL 33404
Building report
21
Baths
2,970 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$260,000 · Nov 23, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,354 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$528,808 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$487,648
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$528,808

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Quadplex (4 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Quadraplex
CountyPALM BEACH
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2020
Lot (acres)The size of the land the home sits on, from county records.0.18
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
CoolingThe type of cooling or air conditioning in the home.Package
PoolWhether the property has a pool, and what kind, such as in-ground.No

Neighborhood · ZIP 33404These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.138
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.12

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.80%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.17%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.35,366
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,305 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,192
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,447
Average tempThe average temperature here across a full year.75°F
Annual precipHow much rain and melted snow falls here in a typical year.60 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

1521 W 21st St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Bigger than 94% of homes in West Palm Beach 33404
  • Older than 88% of homes in Palm Beach County

How it measures up in West Palm Beach 33404

The dot is this home. The mark in the middle is the typical home in West Palm Beach 33404.

Living area2,970 ft²
SmallerTypical 1,404 ft²Bigger

Bigger than 94% of homes nearby

Lot size0.18 ac
SmallerTypical 0.17 acBigger

Bigger than 56% of homes nearby

Year built1967
OlderTypical 1975Newer

Newer than 34% of homes nearby

How 1521 W 21st St ranks against every home in each area.
MeasureThis homeWest Palm Beach 33404Palm Beach County
Living areabigger than2,970 ft²94% of homes89% of homes
Lot sizebigger than0.18 ac56% of homes41% of homes
Year builtnewer than196734% of homes12% of homes

About 1521 W 21st St

When did 1521 W 21st St, Riviera Beach, FL last sell?

1521 W 21st St, Riviera Beach, FL last sold on Nov 23, 2022 for $260,000, according to the county's recorded deed.

How big is 1521 W 21st St, Riviera Beach, FL?

1521 W 21st St, Riviera Beach, FL has 21 bathrooms, 2,970 square feet of living space and a 0.18-acre lot.

When was 1521 W 21st St, Riviera Beach, FL built?

1521 W 21st St, Riviera Beach, FL was built in 1967, making it 59 years old. It is a quadraplex home. The building has 2 stories.

How does 1521 W 21st St, Riviera Beach, FL compare to other homes in West Palm Beach 33404?

Among the 13,272 homes in West Palm Beach 33404, it is bigger than 94% of them (2,970 ft² against a typical 1,404 ft²), its lot is bigger than 56% of them (0.18 ac against a typical 0.17 ac) and it is newer than 34% of them (1967 against a typical 1975). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1521 W 21st St, Riviera Beach, FL?

The 2025 property tax bill for 1521 W 21st St, Riviera Beach, FL was $11,354. The county assessed it at $528,808.

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