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Single Family ResidenceResidential
$6,473,142$872 / 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 Aug 30, 2026
Last sold for $2,500,000 on Jan 11, 2008

1603 TREASURE LN

BOCA GRANDE, FL 33921
4
Beds
4
Baths
7,420 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.
0.61 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
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

$6.5M
$5.4M low$7.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,500,000 · Jan 11, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$94,126 (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.$7,020,100 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$6,548,376
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$8,000,086

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.85 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.97%
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.Cape Cod
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.2000
Lot (acres)The size of the land the home sits on, from county records.0.61
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
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.Canal Front
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.ElevatorPatio · 766 ft²Porch · 1,247 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 Island SchoolA-
Elementary · Grades KG–5 · 0.9 mi
H
Mariner High SchoolD+
High · Grades 9–12 · 16.9 mi
M
The Sanibel SchoolA+
Middle · Grades KG–8 · 23.2 mi

District: Lee County School District

Neighborhood · ZIP 33921These 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.167
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
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.46%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
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.1,097
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.89 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,809
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$160,010
Average tempThe average temperature here across a full year.73°F
Annual precipHow much rain and melted snow falls here in a typical year.53 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

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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

1603 Treasure Ln 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.

  • Among the most valuable homes in Lee County
  • Among the highest price per square foot in Lee County
  • Among the largest homes in Lee County
  • Has a bigger lot than 96% of homes in Lee County
  • Older than 73% of homes in Lee County

What homes are worth in Boca Grande 33921

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

This home
$640K$10M

This home is worth more than 86% of homes in Boca Grande 33921.

How it measures up in Boca Grande 33921

The dot is this home. The mark in the middle is the typical home in Boca Grande 33921.

Estimated value$6,473,142
CheaperTypical $3,084,657Pricier

Pricier than 86% of homes nearby

Price per ft²$872
CheaperTypical $1238Pricier

Pricier than 14% of homes nearby

Living area7,420 ft²
SmallerTypical 2,412 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.61 ac
SmallerTypical 0.2 acBigger

Bigger than 91% of homes nearby

Year built1984
OlderTypical 1987Newer

Newer than 40% of homes nearby

How 1603 Treasure Ln ranks against every home in each area.
MeasureThis homeBoca Grande 33921Lee County
Estimated valuepricier than$6,473,14286% of homesalmost all homes
Price per ft²pricier than$87214% of homesalmost all homes
Living areabigger than7,420 ft²98% of homesalmost all homes
Lot sizebigger than0.61 ac91% of homes96% of homes
Year builtnewer than198440% of homes27% of homes

About 1603 Treasure Ln

How much is 1603 Treasure Ln, Boca Grande, FL worth?

The TopHap Estimate for 1603 Treasure Ln, Boca Grande, FL is $6,473,142 as of Aug 30, 2026. The likely range is $5,373,842 to $7,572,442. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1603 Treasure Ln, Boca Grande, FL last sell?

1603 Treasure Ln, Boca Grande, FL last sold on Jan 11, 2008 for $2,500,000, according to the county's recorded deed.

How big is 1603 Treasure Ln, Boca Grande, FL?

1603 Treasure Ln, Boca Grande, FL has 4 bedrooms, 4 bathrooms, 7,420 square feet of living space and a 0.61-acre lot.

When was 1603 Treasure Ln, Boca Grande, FL built?

1603 Treasure Ln, Boca Grande, FL was built in 1984, making it 42 years old. It is a cape cod home. The building has 1 story.

What schools serve 1603 Treasure Ln, Boca Grande, FL?

1603 Treasure Ln, Boca Grande, FL is assigned to The Island School (elementary), rated A-; Mariner High School (high), rated D+; The Sanibel School (middle), rated A+. All sit in Lee County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1603 Treasure Ln, Boca Grande, FL compare to other homes in Boca Grande 33921?

Among the 1,689 homes in Boca Grande 33921, it is worth more than 86% of them ($6,473,142 against a typical $3,084,657), its price per square foot is higher than 14% of them ($872 against a typical $1238), it is bigger than 98% of them (7,420 ft² against a typical 2,412 ft²), its lot is bigger than 91% of them (0.61 ac against a typical 0.2 ac) and it is newer than 40% of them (1984 against a typical 1987). Measured against all of Lee County, it is worth more than almost all 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 1603 Treasure Ln, Boca Grande, FL?

The 2025 property tax bill for 1603 Treasure Ln, Boca Grande, FL was $94,126. The county assessed it at $7,020,100.

More homes on Treasure Ln

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Assigned schools

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