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Single Family ResidenceResidential
$701,407$360 / 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 86How 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

129 SEA ISLAND TER

BOCA RATON, FL 33431
2
Baths
1,948 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$701K
$605K low$798K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,195 (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.$263,707 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$256,275
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$638,443

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.41 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.1985
Lot (acres)The size of the land the home sits on, from county records.0.27
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
ViewThe type of view from the property, or another feature of the site that affects value.Yes - Type Unknown
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 280 ft²Porch · 354 ft²

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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

E
Blue Lake Elementary SchoolA+
Elementary · Grades KG–5 · 0.6 mi
H
Spanish River Community High SchoolA-
High · Grades 9–12 · 2.0 mi
M
Omni Middle SchoolA
Middle · Grades 6–8 · 2.2 mi

District: Palm Beach County School District

Neighborhood · ZIP 33431These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.70
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.15

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.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
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.26,362
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,790 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$103,354
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,577
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%

Owner Tools

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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

129 Sea Island Ter 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.

  • Worth more than 71% of homes in Palm Beach County
  • Costs less per square foot than 79% of homes in University Park Club
  • Bigger than 84% of homes in University Park Club
  • Has a bigger lot than 92% of homes in University Park Club
  • Older than 84% of homes in Palm Beach County

What homes are worth in Boca Raton 33431

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

This home
$133K$5M

This home is worth more than 43% of homes in Boca Raton 33431.

How it measures up in Boca Raton 33431

The dot is this home. The mark in the middle is the typical home in Boca Raton 33431.

Estimated value$701,407
CheaperTypical $759,270Pricier

Pricier than 43% of homes nearby

Price per ft²$360
CheaperTypical $473Pricier

Pricier than 25% of homes nearby

Living area1,948 ft²
SmallerTypical 1,638 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.27 ac
SmallerTypical 0.23 acBigger

Bigger than 60% of homes nearby

Year built1970
OlderTypical 1979Newer

Newer than 29% of homes nearby

How 129 Sea Island Ter ranks against every home in each area.
MeasureThis homeUniversity Park ClubBoca Raton 33431Palm Beach County
Estimated valuepricier than$701,40756% of homes43% of homes71% of homes
Price per ft²pricier than$36021% of homes25% of homes69% of homes
Living areabigger than1,948 ft²84% of homes68% of homes68% of homes
Lot sizebigger than0.27 ac92% of homes60% of homes59% of homes
Year builtnewer than197072% of homes29% of homes16% of homes

About 129 Sea Island Ter

How much is 129 Sea Island Ter, Boca Raton, FL worth?

The TopHap Estimate for 129 Sea Island Ter, Boca Raton, FL is $701,407 as of Jul 14, 2026. The likely range is $604,509 to $798,305. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 129 Sea Island Ter, Boca Raton, FL last sell?

129 Sea Island Ter, Boca Raton, FL last sold on Apr 8, 2011, according to the county's recorded deed.

How big is 129 Sea Island Ter, Boca Raton, FL?

129 Sea Island Ter, Boca Raton, FL has 2 bathrooms, 1,948 square feet of living space and a 0.27-acre lot.

When was 129 Sea Island Ter, Boca Raton, FL built?

129 Sea Island Ter, Boca Raton, FL was built in 1970, making it 56 years old. The building has 1 story.

What schools serve 129 Sea Island Ter, Boca Raton, FL?

129 Sea Island Ter, Boca Raton, FL is assigned to Blue Lake Elementary School (elementary), rated A+; Spanish River Community High School (high), rated A-; Omni Middle School (middle), rated A. All sit in Palm Beach County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 129 Sea Island Ter, Boca Raton, FL compare to other homes in Boca Raton 33431?

Among the 7,867 homes in Boca Raton 33431, it is worth more than 43% of them ($701,407 against a typical $759,270), its price per square foot is higher than 25% of them ($360 against a typical $473), it is bigger than 68% of them (1,948 ft² against a typical 1,638 ft²), its lot is bigger than 60% of them (0.27 ac against a typical 0.23 ac) and it is newer than 29% of them (1970 against a typical 1979). Measured against all of Palm Beach County, it is worth more than 71% 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 129 Sea Island Ter, Boca Raton, FL?

The 2025 property tax bill for 129 Sea Island Ter, Boca Raton, FL was $4,195. The county assessed it at $263,707.

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