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Single Family ResidenceResidential
$597,479$369 / 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 91How 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 $300,000 on Apr 12, 2007

16521 ALEXANDER RUN

JUPITER, FL 33478
3
Beds
2
Baths
1,618 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.
1.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Pre-foreclosure (LIS)A foreclosure notice on this home is currently active. Many are worked out before any auction happens.
A foreclosure-related notice has been recorded for this property.

Valuation

$597K
$542K low$653K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$300,000 · Apr 12, 2007
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.$149,644
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$119,715
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.61%
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.$372,835
BANK OF AMERICA · recorded Mar 4, 2015
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
CITIZENS BANK NA

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,980 (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.$192,353 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$186,932
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$470,671

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.15 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.minimal

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.1987
Lot (acres)The size of the land the home sits on, from county records.1.10
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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 · 318 ft²Porch · 318 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.

Foreclosure Filings(2)

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

E
Jupiter Farms Elementary SchoolA+
Elementary · Grades KG–5 · 1.1 mi
H
Jupiter Community High SchoolB
High · Grades 9–12 · 7.4 mi
M
Watson B. Duncan Middle SchoolA-
Middle · Grades 6–8 · 8.3 mi

District: Palm Beach County School District

Neighborhood · ZIP 33478These 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.53
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 100.11

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.95%
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.2.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.16,958
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.176 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$142,589
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,531
Average tempThe average temperature here across a full year.74°F
Annual precipHow much rain and melted snow falls here in a typical year.57 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

16521 Alexander Run 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 less than 91% of homes in Jupiter 33478
  • Costs less per square foot than 76% of homes in Jupiter 33478
  • Smaller than 83% of homes in Jupiter 33478
  • Has a bigger lot than 94% of homes in Palm Beach County
  • Older than 94% of homes in Jupiter 33478

What homes are worth in Jupiter 33478

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

This home
$527K$3M

This home is worth more than 9% of homes in Jupiter 33478.

How it measures up in Jupiter 33478

The dot is this home. The mark in the middle is the typical home in Jupiter 33478.

Estimated value$597,479
CheaperTypical $880,224Pricier

Pricier than 9% of homes nearby

Price per ft²$369
CheaperTypical $414Pricier

Pricier than 24% of homes nearby

Living area1,618 ft²
SmallerTypical 2,220 ft²Bigger

Bigger than 17% of homes nearby

Lot size1.1 ac
SmallerTypical 1.25 acBigger

Bigger than 26% of homes nearby

Year built1977
OlderTypical 1991Newer

Newer than 6% of homes nearby

How 16521 Alexander Run ranks against every home in each area.
MeasureThis homeJupiter 33478Palm Beach County
Estimated valuepricier than$597,4799% of homes65% of homes
Price per ft²pricier than$36924% of homes72% of homes
Living areabigger than1,618 ft²17% of homes53% of homes
Lot sizebigger than1.1 ac26% of homes94% of homes
Year builtnewer than19776% of homes27% of homes

About 16521 Alexander Run

How much is 16521 Alexander Run, Jupiter, FL worth?

The TopHap Estimate for 16521 Alexander Run, Jupiter, FL is $597,479 as of Jul 14, 2026. The likely range is $541,660 to $653,298. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 16521 Alexander Run, Jupiter, FL last sell?

16521 Alexander Run, Jupiter, FL last sold on Apr 12, 2007 for $300,000, according to the county's recorded deed.

How big is 16521 Alexander Run, Jupiter, FL?

16521 Alexander Run, Jupiter, FL has 3 bedrooms, 2 bathrooms, 1,618 square feet of living space and a 1.10-acre lot.

When was 16521 Alexander Run, Jupiter, FL built?

16521 Alexander Run, Jupiter, FL was built in 1977, making it 49 years old. The building has 1 story.

What schools serve 16521 Alexander Run, Jupiter, FL?

16521 Alexander Run, Jupiter, FL is assigned to Jupiter Farms Elementary School (elementary), rated A+; Jupiter Community High School (high), rated B; Watson B. Duncan 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 16521 Alexander Run, Jupiter, FL compare to other homes in Jupiter 33478?

Among the 5,787 homes in Jupiter 33478, it is worth more than 9% of them ($597,479 against a typical $880,224), its price per square foot is higher than 24% of them ($369 against a typical $414), it is bigger than 17% of them (1,618 ft² against a typical 2,220 ft²), its lot is bigger than 26% of them (1.1 ac against a typical 1.25 ac) and it is newer than 6% of them (1977 against a typical 1991). Measured against all of Palm Beach County, it is worth more than 65% 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 16521 Alexander Run, Jupiter, FL?

The 2025 property tax bill for 16521 Alexander Run, Jupiter, FL was $4,980. The county assessed it at $192,353.

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Assigned schools

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