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Single Family ResidenceResidential
$3,206,020$1,162 / 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 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $1,375,000 on Feb 23, 2021

9509 BAY DR

SURFSIDE, FL 33154
4
Beds
3
Baths
2,758 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$3.2M
$2.8M low$3.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,375,000 · Feb 23, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$21,812 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,195,208 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,086,553
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,304,439

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.58 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.100%
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
CountyMIAMI-DADE
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.2008
Lot (acres)The size of the land the home sits on, from county records.0.13
ConstructionThe main material the home's frame and walls are built from.Concrete Blocks
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 · 1,300 ft²

Transaction History(2)

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
Ruth K. Broad/Bay Harbor K-8 CenterA+
Elementary · Grades PK–5 · 0.3 mi
M
Nautilus Middle SchoolC+
Middle · Grades 6–8 · 4.9 mi
H
Miami Beach Senior High SchoolC+
High · Grades 9–12 · 5.9 mi

District: Dade County School District

Neighborhood · ZIP 33154These 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.158
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 100.12

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.62%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.16,735
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,931 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,445
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,391
Average tempThe average temperature here across a full year.76°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.70%

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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

9509 Bay Dr 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 97% of homes in Miami-Dade County
  • Costs more per square foot than 97% of homes in Miami-Dade County
  • Bigger than 92% of homes in Miami-Dade County
  • Has a smaller lot than 98% of homes in Surfside
  • Older than 98% of homes in Miami Beach 33154

What homes are worth in Miami Beach 33154

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

This home
$288K$10M

This home is worth more than 83% of homes in Miami Beach 33154.

How it measures up in Miami Beach 33154

The dot is this home. The mark in the middle is the typical home in Miami Beach 33154.

Estimated value$3,206,020
CheaperTypical $1,107,503Pricier

Pricier than 83% of homes nearby

Price per ft²$1162
CheaperTypical $789Pricier

Pricier than 76% of homes nearby

Living area2,758 ft²
SmallerTypical 1,490 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.13 ac
SmallerTypical 0.13 acBigger

Bigger than 4% of homes nearby

Year built1940
OlderTypical 1977Newer

Newer than 2% of homes nearby

How 9509 Bay Dr ranks against every home in each area.
MeasureThis homeSurfsideMiami Beach 33154Miami-Dade County
Estimated valuepricier than$3,206,02088% of homes83% of homes97% of homes
Price per ft²pricier than$116280% of homes76% of homes97% of homes
Living areabigger than2,758 ft²89% of homes85% of homes92% of homes
Lot sizebigger than0.13 ac2% of homes4% of homes34% of homes
Year builtnewer than19406% of homes2% of homes4% of homes

About 9509 Bay Dr

How much is 9509 Bay Dr, Surfside, FL worth?

The TopHap Estimate for 9509 Bay Dr, Surfside, FL is $3,206,020 as of Aug 30, 2026. The likely range is $2,780,659 to $3,631,381. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9509 Bay Dr, Surfside, FL last sell?

9509 Bay Dr, Surfside, FL last sold on Feb 23, 2021 for $1,375,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 9509 Bay Dr, Surfside, FL?

9509 Bay Dr, Surfside, FL has 4 bedrooms, 3 bathrooms, 2,758 square feet of living space and a 0.13-acre lot.

When was 9509 Bay Dr, Surfside, FL built?

9509 Bay Dr, Surfside, FL was built in 1940, making it 86 years old. The building has 2 stories.

What schools serve 9509 Bay Dr, Surfside, FL?

9509 Bay Dr, Surfside, FL is assigned to Ruth K. Broad/Bay Harbor K-8 Center (elementary), rated A+; Nautilus Middle School (middle), rated C+; Miami Beach Senior High School (high), rated C+. All sit in Dade County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9509 Bay Dr, Surfside, FL compare to other homes in Miami Beach 33154?

Among the 9,826 homes in Miami Beach 33154, it is worth more than 83% of them ($3,206,020 against a typical $1,107,503), its price per square foot is higher than 76% of them ($1162 against a typical $789), it is bigger than 85% of them (2,758 ft² against a typical 1,490 ft²), its lot is bigger than 4% of them (0.13 ac against a typical 0.13 ac) and it is newer than 2% of them (1940 against a typical 1977). Measured against all of Miami-Dade County, it is worth more than 97% 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 9509 Bay Dr, Surfside, FL?

The 2024 property tax bill for 9509 Bay Dr, Surfside, FL was $21,812. The county assessed it at $1,195,208.

More homes on Bay Dr

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Assigned schools

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