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Single Family ResidenceResidential
$890,000$542 / 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 88How 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 $649,000 on Oct 1, 2019

640 OLIVA ST

SANIBEL, FL 33957
3
Beds
2
Baths
1,642 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.
0.54 ac
Lot SizeThe size of the land the home sits on, from county records.
1981
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

$890K
$785K low$995K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$649,000 · Oct 1, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,927 (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.$930,841 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$555,669
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$375,172
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$421,832
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$930,841

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.133 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.Ranch
CountyLEE
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.1995
Lot (acres)The size of the land the home sits on, from county records.0.54
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 430 ft²Sprinklers

Transaction History(3)

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
The Sanibel SchoolA+
Elementary · Grades KG–8 · 4.3 mi
H
Cypress Lake High SchoolC-
High · Grades 9–12 · 11.5 mi

District: Lee County School District

Neighborhood · ZIP 33957These 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.149
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.13

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.49%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.7,147
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.205 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$129,413
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$195,418
Average tempThe average temperature here across a full year.74°F
Annual precipHow much rain and melted snow falls here in a typical year.54 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

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

640 Oliva St 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 92% of homes in Lee County
  • Costs more per square foot than 96% of homes in Lee County
  • Has a bigger lot than 95% of homes in Lee County
  • Older than 80% of homes in Lee County

What homes are worth in Sanibel 33957

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

This home
$369K$3.8M

This home is worth more than 44% of homes in Sanibel 33957.

How it measures up in Sanibel 33957

The dot is this home. The mark in the middle is the typical home in Sanibel 33957.

Estimated value$890,000
CheaperTypical $960,126Pricier

Pricier than 44% of homes nearby

Price per ft²$542
CheaperTypical $547Pricier

Pricier than 49% of homes nearby

Living area1,642 ft²
SmallerTypical 1,859 ft²Bigger

Bigger than 43% of homes nearby

Lot size0.54 ac
SmallerTypical 0.29 acBigger

Bigger than 86% of homes nearby

Year built1981
OlderTypical 1979Newer

Newer than 58% of homes nearby

How 640 Oliva St ranks against every home in each area.
MeasureThis homeSanibel 33957Lee County
Estimated valuepricier than$890,00044% of homes92% of homes
Price per ft²pricier than$54249% of homes96% of homes
Living areabigger than1,642 ft²43% of homes40% of homes
Lot sizebigger than0.54 ac86% of homes95% of homes
Year builtnewer than198158% of homes20% of homes

About 640 Oliva St

How much is 640 Oliva St, Sanibel, FL worth?

The TopHap Estimate for 640 Oliva St, Sanibel, FL is $890,000 as of Sep 24, 2026. The likely range is $785,021 to $994,979. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 Oliva St, Sanibel, FL last sell?

640 Oliva St, Sanibel, FL last sold on Oct 1, 2019 for $649,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 640 Oliva St, Sanibel, FL?

640 Oliva St, Sanibel, FL has 3 bedrooms, 2 bathrooms, 1,642 square feet of living space and a 0.54-acre lot.

When was 640 Oliva St, Sanibel, FL built?

640 Oliva St, Sanibel, FL was built in 1981, making it 45 years old. It is a ranch home. The building has 1 story.

What schools serve 640 Oliva St, Sanibel, FL?

640 Oliva St, Sanibel, FL is assigned to The Sanibel School (elementary), rated A+; Cypress Lake High School (high), rated C-. All sit in Lee County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 640 Oliva St, Sanibel, FL compare to other homes in Sanibel 33957?

Among the 7,142 homes in Sanibel 33957, it is worth more than 44% of them ($890,000 against a typical $960,126), its price per square foot is higher than 49% of them ($542 against a typical $547), it is bigger than 43% of them (1,642 ft² against a typical 1,859 ft²), its lot is bigger than 86% of them (0.54 ac against a typical 0.29 ac) and it is newer than 58% of them (1981 against a typical 1979). Measured against all of Lee County, it is worth more than 92% 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 640 Oliva St, Sanibel, FL?

The 2025 property tax bill for 640 Oliva St, Sanibel, FL was $5,927. The county assessed it at $930,841.

More homes on Oliva St

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Assigned schools

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