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Single Family ResidenceResidential
$625,311$287 / 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 96How 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 $215,000 on Dec 30, 2015

4866 21ST AVE SW

NAPLES, FL 34116
0
Baths
2,178 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1989
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$625K
$599K low$652K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$215,000 · Dec 30, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,544 (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.$249,634 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$243,071
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$420,930

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.128 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.62%
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
CountyCOLLIER
Lot (acres)The size of the land the home sits on, from county records.0.23
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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 · 308 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.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Golden Gate Elementary SchoolC+
Elementary · Grades PK–5 · 0.1 mi
M
Golden Gate Middle SchoolC
Middle · Grades 6–8 · 0.8 mi
H
Golden Gate High SchoolC-
High · Grades 9–12 · 1.5 mi

District: Collier County School District

Neighborhood · ZIP 34116These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.18

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.35,748
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,640 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,461
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,164
Average tempThe average temperature here across a full year.74°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

4866 21st Ave Sw 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 Golden Gate
  • Costs less per square foot than 67% of homes in Golden Gate
  • Bigger than 91% of homes in Golden Gate
  • Newer than 74% of homes in Golden Gate

What homes are worth in Naples 34116

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

This home
$135K$1.5M

This home is worth more than 83% of homes in Naples 34116.

How it measures up in Naples 34116

The dot is this home. The mark in the middle is the typical home in Naples 34116.

Estimated value$625,311
CheaperTypical $468,284Pricier

Pricier than 83% of homes nearby

Price per ft²$287
CheaperTypical $320Pricier

Pricier than 34% of homes nearby

Living area2,178 ft²
SmallerTypical 1,444 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.23 ac
SmallerTypical 0.24 acBigger

Bigger than 49% of homes nearby

Year built1989
OlderTypical 1985Newer

Newer than 67% of homes nearby

How 4866 21st Ave Sw ranks against every home in each area.
MeasureThis homeGolden GateNaples 34116Collier County
Estimated valuepricier than$625,311almost all homes83% of homes56% of homes
Price per ft²pricier than$28733% of homes34% of homes35% of homes
Living areabigger than2,178 ft²91% of homes86% of homes75% of homes
Lot sizebigger than0.23 ac58% of homes49% of homes54% of homes
Year builtnewer than198974% of homes67% of homes31% of homes

About 4866 21st Ave Sw

How much is 4866 21st Ave Sw, Naples, FL worth?

The TopHap Estimate for 4866 21st Ave Sw, Naples, FL is $625,311 as of Sep 24, 2026. The likely range is $598,893 to $651,729. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4866 21st Ave Sw, Naples, FL last sell?

4866 21st Ave Sw, Naples, FL last sold on Dec 30, 2015 for $215,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4866 21st Ave Sw, Naples, FL?

4866 21st Ave Sw, Naples, FL has 2,178 square feet of living space and a 0.23-acre lot.

When was 4866 21st Ave Sw, Naples, FL built?

4866 21st Ave Sw, Naples, FL was built in 1989, making it 37 years old. The building has 1 story.

What schools serve 4866 21st Ave Sw, Naples, FL?

4866 21st Ave Sw, Naples, FL is assigned to Golden Gate Elementary School (elementary), rated C+; Golden Gate Middle School (middle), rated C; Golden Gate High School (high), rated C-. All sit in Collier County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4866 21st Ave Sw, Naples, FL compare to other homes in Naples 34116?

Among the 7,703 homes in Naples 34116, it is worth more than 83% of them ($625,311 against a typical $468,284), its price per square foot is higher than 34% of them ($287 against a typical $320), it is bigger than 86% of them (2,178 ft² against a typical 1,444 ft²), its lot is bigger than 49% of them (0.23 ac against a typical 0.24 ac) and it is newer than 67% of them (1989 against a typical 1985). Measured against all of Collier County, it is worth more than 56% 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 4866 21st Ave Sw, Naples, FL?

The 2025 property tax bill for 4866 21st Ave Sw, Naples, FL was $2,544. The county assessed it at $249,634.

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