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Single Family ResidenceResidential
$494,227$341 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $76,060 on Sep 9, 2022

3831 31ST AVE SW

NAPLES, FL 34117
0
Baths
1,450 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.
1.14 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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$494K
$462K low$527K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$76,060 · Sep 9, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,204 (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.$270,724 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$145,350
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$125,374
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$265,994
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$270,724

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.99 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.86%
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
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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

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.

H
Golden Gate High SchoolC-
High · Grades 9–12 · 1.2 mi
E
Big Cypress Elementary SchoolA-
Elementary · Grades KG–5 · 3.8 mi
M
Oakridge Middle SchoolA
Middle · Grades 6–8 · 6.3 mi

District: Collier County School District

Neighborhood · ZIP 34117These 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.15
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.14

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.19,634
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.146 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,869
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$114,563
Average tempThe average temperature here across a full year.75°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

3831 31st 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.

  • Costs more per square foot than 68% of homes in Naples 34117
  • Smaller than 71% of homes in Naples 34117
  • Has a bigger lot than 87% of homes in Collier County
  • Older than 89% of homes in Naples 34117

What homes are worth in Naples 34117

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

This home
$275K$1.4M

This home is worth more than 42% of homes in Naples 34117.

How it measures up in Naples 34117

The dot is this home. The mark in the middle is the typical home in Naples 34117.

Estimated value$494,227
CheaperTypical $523,541Pricier

Pricier than 42% of homes nearby

Price per ft²$341
CheaperTypical $312Pricier

Pricier than 68% of homes nearby

Living area1,450 ft²
SmallerTypical 1,708 ft²Bigger

Bigger than 29% of homes nearby

Lot size1.14 ac
SmallerTypical 2.27 acBigger

Bigger than 27% of homes nearby

Year built1984
OlderTypical 2000Newer

Newer than 11% of homes nearby

How 3831 31st Ave Sw ranks against every home in each area.
MeasureThis homeNaples 34117Collier County
Estimated valuepricier than$494,22742% of homes42% of homes
Price per ft²pricier than$34168% of homes49% of homes
Living areabigger than1,450 ft²29% of homes38% of homes
Lot sizebigger than1.14 ac27% of homes87% of homes
Year builtnewer than198411% of homes22% of homes

About 3831 31st Ave Sw

How much is 3831 31st Ave Sw, Naples, FL worth?

The TopHap Estimate for 3831 31st Ave Sw, Naples, FL is $494,227 as of Oct 21, 2026. The likely range is $461,586 to $526,868. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3831 31st Ave Sw, Naples, FL last sell?

3831 31st Ave Sw, Naples, FL last sold on Sep 9, 2022 for $76,060, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

When was 3831 31st Ave Sw, Naples, FL built?

3831 31st Ave Sw, Naples, FL was built in 1984, making it 42 years old. The building has 1 story.

What schools serve 3831 31st Ave Sw, Naples, FL?

3831 31st Ave Sw, Naples, FL is assigned to Golden Gate High School (high), rated C-; Big Cypress Elementary School (elementary), rated A-; Oakridge Middle School (middle), rated A. All sit in Collier County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3831 31st Ave Sw, Naples, FL compare to other homes in Naples 34117?

Among the 6,299 homes in Naples 34117, it is worth more than 42% of them ($494,227 against a typical $523,541), its price per square foot is higher than 68% of them ($341 against a typical $312), it is bigger than 29% of them (1,450 ft² against a typical 1,708 ft²), its lot is bigger than 27% of them (1.14 ac against a typical 2.27 ac) and it is newer than 11% of them (1984 against a typical 2000). Measured against all of Collier County, it is worth more than 42% 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 3831 31st Ave Sw, Naples, FL?

The 2025 property tax bill for 3831 31st Ave Sw, Naples, FL was $3,204. The county assessed it at $270,724.

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