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Single Family ResidenceResidential
$449,723$269 / 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 83How 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 $455,000 on Jul 25, 2025

521 RIVIERA DR

ALTAMONTE SPRINGS, FL 32701
3
Beds
2
Baths
1,669 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.
1980
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

$450K
$374K low$525K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$455,000 · Jul 25, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,353 (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.$339,246 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$339,246
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$339,246

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.46
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
30
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.
70
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountySeminole
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.2015
ConstructionThe main material the home's frame and walls are built from.Concrete Blocks
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Footing
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.PatioPorch · 60 ft²

Transaction History(4)

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
Lake Orienta Elementary SchoolC
Elementary · Grades KG–5 · 0.1 mi
M
Milwee Middle SchoolB-
Middle · Grades 6–8 · 2.7 mi
H
Lyman High SchoolC+
High · Grades 9–12 · 3.2 mi

District: Seminole County School District

Neighborhood · ZIP 32701These 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.128
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.125
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.26

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.25%
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.1.0%
PopulationHow many people live in this area.22,342
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,689 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,876
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,769
Average tempThe average temperature here across a full year.72°F
Annual precipHow much rain and melted snow falls here in a typical year.52 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

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

521 Riviera 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 89% of homes in Altamonte Springs 32701
  • Costs more per square foot than 94% of homes in Altamonte Springs 32701
  • Bigger than 67% of homes in Altamonte Springs 32701
  • Has a bigger lot than 78% of homes in Altamonte Springs 32701
  • Newer than 70% of homes in Altamonte Springs 32701

What homes are worth in Altamonte Springs 32701

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

This home
$94K$637K

This home is worth more than 89% of homes in Altamonte Springs 32701.

How it measures up in Altamonte Springs 32701

The dot is this home. The mark in the middle is the typical home in Altamonte Springs 32701.

Estimated value$449,723
CheaperTypical $281,925Pricier

Pricier than 89% of homes nearby

Price per ft²$269
CheaperTypical $191Pricier

Pricier than 94% of homes nearby

Living area1,669 ft²
SmallerTypical 1,407 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.28 ac
SmallerTypical 0.18 acBigger

Bigger than 78% of homes nearby

Year built1980
OlderTypical 1973Newer

Newer than 70% of homes nearby

How 521 Riviera Dr ranks against every home in each area.
MeasureThis homeAltamonte Springs 32701Seminole County
Estimated valuepricier than$449,72389% of homes64% of homes
Price per ft²pricier than$26994% of homes88% of homes
Living areabigger than1,669 ft²67% of homes44% of homes
Lot sizebigger than0.28 ac78% of homes70% of homes
Year builtnewer than198070% of homes34% of homes

About 521 Riviera Dr

How much is 521 Riviera Dr, Altamonte Springs, FL worth?

The TopHap Estimate for 521 Riviera Dr, Altamonte Springs, FL is $449,723 as of Sep 24, 2026. The likely range is $374,412 to $525,034. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 Riviera Dr, Altamonte Springs, FL last sell?

521 Riviera Dr, Altamonte Springs, FL last sold on Jul 25, 2025 for $455,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 521 Riviera Dr, Altamonte Springs, FL?

521 Riviera Dr, Altamonte Springs, FL has 3 bedrooms, 2 bathrooms and 1,669 square feet of living space.

When was 521 Riviera Dr, Altamonte Springs, FL built?

521 Riviera Dr, Altamonte Springs, FL was built in 1980, making it 46 years old. The building has 1 story.

What schools serve 521 Riviera Dr, Altamonte Springs, FL?

521 Riviera Dr, Altamonte Springs, FL is assigned to Lake Orienta Elementary School (elementary), rated C; Milwee Middle School (middle), rated B-; Lyman High School (high), rated C+. All sit in Seminole County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 Riviera Dr, Altamonte Springs, FL compare to other homes in Altamonte Springs 32701?

Among the 7,603 homes in Altamonte Springs 32701, it is worth more than 89% of them ($449,723 against a typical $281,925), its price per square foot is higher than 94% of them ($269 against a typical $191), it is bigger than 67% of them (1,669 ft² against a typical 1,407 ft²), its lot is bigger than 78% of them (0.28 ac against a typical 0.18 ac) and it is newer than 70% of them (1980 against a typical 1973). Measured against all of Seminole County, it is worth more than 64% 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 521 Riviera Dr, Altamonte Springs, FL?

The 2025 property tax bill for 521 Riviera Dr, Altamonte Springs, FL was $6,353. The county assessed it at $339,246.

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Assigned schools

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