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Single Family ResidenceResidential
$837,775$311 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $193,500 on Oct 1, 1986

22257 MARTELLA AVE

BOCA RATON, FL 33433
4
Beds
3
Baths
2,690 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$838K
$750K low$926K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$193,500 · Oct 1, 1986
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$737,775
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$590,220
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.13%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$25,000
FIDELITY FEDERAL BANK · E · recorded Dec 8, 1998
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$75,000
FIRST CHOICE CU

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,057 (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.$323,084 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$313,979
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$670,967

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
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.1991
Lot (acres)The size of the land the home sits on, from county records.0.28
ConstructionThe main material the home's frame and walls are built from.Concrete Blocks
RoofThe main material covering the roof, such as asphalt shingle or tile.Tile
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 690 ft²Porch · 332 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Hammock Pointe Elementary SchoolA-
Elementary · Grades KG–5 · 0.7 mi
M
Omni Middle SchoolA
Middle · Grades 6–8 · 4.4 mi
H
Spanish River Community High SchoolA-
High · Grades 9–12 · 4.4 mi

District: Palm Beach County School District

Neighborhood · ZIP 33433These 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.96
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.13

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.1%
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.48,131
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,040 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$82,350
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,802
Average tempThe average temperature here across a full year.75°F
Annual precipHow much rain and melted snow falls here in a typical year.61 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

22257 Martella Ave 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.

  • Among the most valuable homes in Sandalfoot Cove
  • Costs more per square foot than 82% of homes in Sandalfoot Cove
  • Among the largest homes in Sandalfoot Cove
  • Has a bigger lot than 65% of homes in Sandalfoot Cove
  • Newer than 76% of homes in Sandalfoot Cove

What homes are worth in Boca Raton 33433

Each bar is how many homes fall in that price range. The marker is this home.

This home
$211K$2.2M

This home is worth more than 82% of homes in Boca Raton 33433.

How it measures up in Boca Raton 33433

The dot is this home. The mark in the middle is the typical home in Boca Raton 33433.

Estimated value$837,775
CheaperTypical $489,621Pricier

Pricier than 82% of homes nearby

Price per ft²$311
CheaperTypical $300Pricier

Pricier than 55% of homes nearby

Living area2,690 ft²
SmallerTypical 1,629 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.28 ac
SmallerTypical 0.21 acBigger

Bigger than 57% of homes nearby

Year built1986
OlderTypical 1985Newer

Newer than 70% of homes nearby

How 22257 Martella Ave ranks against every home in each area.
MeasureThis homeSandalfoot CoveBoca Raton 33433Palm Beach County
Estimated valuepricier than$837,775almost all homes82% of homes79% of homes
Price per ft²pricier than$31182% of homes55% of homes57% of homes
Living areabigger than2,690 ft²almost all homes90% of homes86% of homes
Lot sizebigger than0.28 ac65% of homes57% of homes60% of homes
Year builtnewer than198676% of homes70% of homes54% of homes

About 22257 Martella Ave

How much is 22257 Martella Ave, Boca Raton, FL worth?

The TopHap Estimate for 22257 Martella Ave, Boca Raton, FL is $837,775 as of Jul 14, 2026. The likely range is $749,638 to $925,912. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 22257 Martella Ave, Boca Raton, FL last sell?

22257 Martella Ave, Boca Raton, FL last sold on Oct 1, 1986 for $193,500, according to the county's recorded deed.

How big is 22257 Martella Ave, Boca Raton, FL?

22257 Martella Ave, Boca Raton, FL has 4 bedrooms, 3 bathrooms, 2,690 square feet of living space and a 0.28-acre lot.

When was 22257 Martella Ave, Boca Raton, FL built?

22257 Martella Ave, Boca Raton, FL was built in 1986, making it 40 years old. The building has 1 story.

What schools serve 22257 Martella Ave, Boca Raton, FL?

22257 Martella Ave, Boca Raton, FL is assigned to Hammock Pointe Elementary School (elementary), rated A-; Omni Middle School (middle), rated A; Spanish River Community High School (high), rated A-. All sit in Palm Beach County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 22257 Martella Ave, Boca Raton, FL compare to other homes in Boca Raton 33433?

Among the 18,167 homes in Boca Raton 33433, it is worth more than 82% of them ($837,775 against a typical $489,621), its price per square foot is higher than 55% of them ($311 against a typical $300), it is bigger than 90% of them (2,690 ft² against a typical 1,629 ft²), its lot is bigger than 57% of them (0.28 ac against a typical 0.21 ac) and it is newer than 70% of them (1986 against a typical 1985). Measured against all of Palm Beach County, it is worth more than 79% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 22257 Martella Ave, Boca Raton, FL?

The 2025 property tax bill for 22257 Martella Ave, Boca Raton, FL was $5,057. The county assessed it at $323,084.

Closest homes

More homes in Boca Raton 33433

Assigned schools

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