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Single Family ResidenceResidential
$440,517$229 / 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 79How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $255,000 on Nov 7, 2002

9903 RIVER DR

GIBSONTON, FL 33534
4
Beds
2
Baths
1,921 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.
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$441K
$346K low$535K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$255,000 · Nov 7, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,938 (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.$228,759 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$224,846
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$381,099

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.68
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
33
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
98
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
75
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
34
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.103 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.99%
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
StyleThe architectural style of the home, such as ranch or colonial.Mansion
CountyHILLSBOROUGH
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.2000
Lot (acres)The size of the land the home sits on, from county records.0.32
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.DeckShed · 240 ft²Patio · 462 ft²Porch · 588 ft²Boat access

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
Gibsonton Elementary SchoolD+
Elementary · Grades PK–5 · 0.5 mi
H
East Bay High SchoolC-
High · Grades 9–12 · 4.3 mi
M
Dowdell Middle Magnet SchoolD-
Middle · Grades 6–8 · 5.6 mi

District: Hillsborough County School District

Neighborhood · ZIP 33534These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.256
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.20,493
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,325 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,865
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,404
Average tempThe average temperature here across a full year.73°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

9903 River 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 96% of homes in Gibsonton 33534
  • Costs more per square foot than 96% of homes in Gibsonton 33534
  • Bigger than 68% of homes in Gibsonton 33534
  • Has a bigger lot than 81% of homes in Hillsborough County
  • Older than 85% of homes in Gibsonton 33534

What homes are worth in Gibsonton 33534

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

This home
$148K$521K

This home is worth more than 96% of homes in Gibsonton 33534.

How it measures up in Gibsonton 33534

The dot is this home. The mark in the middle is the typical home in Gibsonton 33534.

Estimated value$440,517
CheaperTypical $317,202Pricier

Pricier than 96% of homes nearby

Price per ft²$229
CheaperTypical $170Pricier

Pricier than 96% of homes nearby

Living area1,921 ft²
SmallerTypical 1,734 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.32 ac
SmallerTypical 0.14 acBigger

Bigger than 80% of homes nearby

Year built1976
OlderTypical 2005Newer

Newer than 15% of homes nearby

How 9903 River Dr ranks against every home in each area.
MeasureThis homeGibsonton 33534Hillsborough County
Estimated valuepricier than$440,51796% of homes66% of homes
Price per ft²pricier than$22996% of homes59% of homes
Living areabigger than1,921 ft²68% of homes62% of homes
Lot sizebigger than0.32 ac80% of homes81% of homes
Year builtnewer than197615% of homes27% of homes

About 9903 River Dr

How much is 9903 River Dr, Gibsonton, FL worth?

The TopHap Estimate for 9903 River Dr, Gibsonton, FL is $440,517 as of Sep 24, 2026. The likely range is $346,357 to $534,677. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9903 River Dr, Gibsonton, FL last sell?

9903 River Dr, Gibsonton, FL last sold on Nov 7, 2002 for $255,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 9903 River Dr, Gibsonton, FL?

9903 River Dr, Gibsonton, FL has 4 bedrooms, 2 bathrooms, 1,921 square feet of living space and a 0.32-acre lot.

When was 9903 River Dr, Gibsonton, FL built?

9903 River Dr, Gibsonton, FL was built in 1976, making it 50 years old. It is a mansion home. The building has 1 story.

What schools serve 9903 River Dr, Gibsonton, FL?

9903 River Dr, Gibsonton, FL is assigned to Gibsonton Elementary School (elementary), rated D+; East Bay High School (high), rated C-; Dowdell Middle Magnet School (middle), rated D-. All sit in Hillsborough County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9903 River Dr, Gibsonton, FL compare to other homes in Gibsonton 33534?

Among the 5,459 homes in Gibsonton 33534, it is worth more than 96% of them ($440,517 against a typical $317,202), its price per square foot is higher than 96% of them ($229 against a typical $170), it is bigger than 68% of them (1,921 ft² against a typical 1,734 ft²), its lot is bigger than 80% of them (0.32 ac against a typical 0.14 ac) and it is newer than 15% of them (1976 against a typical 2005). Measured against all of Hillsborough County, it is worth more than 66% 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 9903 River Dr, Gibsonton, FL?

The 2025 property tax bill for 9903 River Dr, Gibsonton, FL was $3,938. The county assessed it at $228,759.

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