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Single Family ResidenceResidential
$1,242,592$417 / 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 94How 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 $715,000 on May 3, 2021

3991 NW 4TH AVE

BOCA RATON, FL 33431
3
Baths
2,983 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.
0.32 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.

Valuation

$1.2M
$1.2M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$715,000 · May 3, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,377 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$708,922 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$688,943
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$716,123

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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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
CountyPALM BEACH
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.1985
Lot (acres)The size of the land the home sits on, from county records.0.32
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
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
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 640 ft²Porch · 750 ft²

Transaction History(6)

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
J. C. Mitchell Elementary SchoolC-
Elementary · Grades KG–5 · 0.9 mi
H
Boca Raton Community High SchoolB-
High · Grades 9–12 · 2.2 mi
M
Boca Raton Community Middle SchoolA
Middle · Grades 6–8 · 2.2 mi

District: Palm Beach County School District

Neighborhood · ZIP 33431These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.70
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.15

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.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.26,362
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,790 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$103,354
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,577
Average tempThe average temperature here across a full year.75°F
Annual precipHow much rain and melted snow falls here in a typical year.60 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

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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

3991 Nw 4th Ave 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 88% of homes in Palm Beach County
  • Costs more per square foot than 79% of homes in Palm Beach County
  • Bigger than 90% of homes in Palm Beach County
  • Has a bigger lot than 66% of homes in Boca Raton 33431

What homes are worth in Boca Raton 33431

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

This home
$157K$5M

This home is worth more than 81% of homes in Boca Raton 33431.

How it measures up in Boca Raton 33431

The dot is this home. The mark in the middle is the typical home in Boca Raton 33431.

Estimated value$1,242,592
CheaperTypical $699,000Pricier

Pricier than 81% of homes nearby

Price per ft²$417
CheaperTypical $455Pricier

Pricier than 39% of homes nearby

Living area2,983 ft²
SmallerTypical 1,635 ft²Bigger

Bigger than 89% of homes nearby

Lot size0.32 ac
SmallerTypical 0.23 acBigger

Bigger than 66% of homes nearby

Year built1980
OlderTypical 1979Newer

Newer than 62% of homes nearby

How 3991 Nw 4th Ave ranks against every home in each area.
MeasureThis homeBoca Raton 33431Palm Beach County
Estimated valuepricier than$1,242,59281% of homes88% of homes
Price per ft²pricier than$41739% of homes79% of homes
Living areabigger than2,983 ft²89% of homes90% of homes
Lot sizebigger than0.32 ac66% of homes63% of homes
Year builtnewer than198062% of homes37% of homes

About 3991 Nw 4th Ave

How much is 3991 Nw 4th Ave, Boca Raton, FL worth?

The TopHap Estimate for 3991 Nw 4th Ave, Boca Raton, FL is $1,242,592 as of Aug 30, 2026. The likely range is $1,164,704 to $1,320,480. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3991 Nw 4th Ave, Boca Raton, FL last sell?

3991 Nw 4th Ave, Boca Raton, FL last sold on May 3, 2021 for $715,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3991 Nw 4th Ave, Boca Raton, FL?

3991 Nw 4th Ave, Boca Raton, FL has 3 bathrooms, 2,983 square feet of living space and a 0.32-acre lot.

When was 3991 Nw 4th Ave, Boca Raton, FL built?

3991 Nw 4th Ave, Boca Raton, FL was built in 1980, making it 46 years old. The building has 1 story.

What schools serve 3991 Nw 4th Ave, Boca Raton, FL?

3991 Nw 4th Ave, Boca Raton, FL is assigned to J. C. Mitchell Elementary School (elementary), rated C-; Boca Raton Community High School (high), rated B-; Boca Raton Community Middle School (middle), rated A. All sit in Palm Beach County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3991 Nw 4th Ave, Boca Raton, FL compare to other homes in Boca Raton 33431?

Among the 7,867 homes in Boca Raton 33431, it is worth more than 81% of them ($1,242,592 against a typical $699,000), its price per square foot is higher than 39% of them ($417 against a typical $455), it is bigger than 89% of them (2,983 ft² against a typical 1,635 ft²), its lot is bigger than 66% of them (0.32 ac against a typical 0.23 ac) and it is newer than 62% of them (1980 against a typical 1979). Measured against all of Palm Beach County, it is worth more than 88% 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 3991 Nw 4th Ave, Boca Raton, FL?

The 2024 property tax bill for 3991 Nw 4th Ave, Boca Raton, FL was $11,377. The county assessed it at $708,922.

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