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Single Family ResidenceResidential
$703,761$264 / 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 92How 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 $241,800 on Jul 2, 2003

509 S ROCK HARBOR DR

GILBERT, AZ 85233
3.5
Baths
2,662 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$704K
$647K low$760K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$241,800 · Jul 2, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,509 (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.$38,474 (2025)
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$513,500

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.33 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 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
CountyMARICOPA
Lot (acres)The size of the land the home sits on, from county records.0.21
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Concrete
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Refrigerator
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 · 85 ft²

Transaction History(9)

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
Islands Elementary SchoolA
Elementary · Grades PK–6 · 0.5 mi
H
Mesquite High SchoolB-
High · Grades 9–12 · 0.5 mi
M
Mesquite Junior High SchoolC
Middle · Grades 7–8 · 1.4 mi

District: Gilbert Unified District

Neighborhood · ZIP 85233These 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.58
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.3%
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.41,960
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,236 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,915
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,384
Average tempThe average temperature here across a full year.70°F
Annual precipHow much rain and melted snow falls here in a typical year.9 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.86%

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

509 S Rock Harbor Dr 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 84% of homes in Gilbert 85233
  • Costs less per square foot than 77% of homes in Gilbert 85233
  • Bigger than 85% of homes in Gilbert 85233
  • Has a bigger lot than 82% of homes in Gilbert 85233
  • Older than 78% of homes in Gilbert 85233

What homes are worth in Gilbert 85233

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

This home
$329K$1M

This home is worth more than 84% of homes in Gilbert 85233.

How it measures up in Gilbert 85233

The dot is this home. The mark in the middle is the typical home in Gilbert 85233.

Estimated value$703,761
CheaperTypical $542,486Pricier

Pricier than 84% of homes nearby

Price per ft²$264
CheaperTypical $294Pricier

Pricier than 23% of homes nearby

Living area2,662 ft²
SmallerTypical 1,860 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.21 ac
SmallerTypical 0.16 acBigger

Bigger than 82% of homes nearby

Year built1990
OlderTypical 1995Newer

Newer than 22% of homes nearby

How 509 S Rock Harbor Dr ranks against every home in each area.
MeasureThis homeGilbert 85233Maricopa County
Estimated valuepricier than$703,76184% of homes80% of homes
Price per ft²pricier than$26423% of homes50% of homes
Living areabigger than2,662 ft²85% of homes83% of homes
Lot sizebigger than0.21 ac82% of homes72% of homes
Year builtnewer than199022% of homes44% of homes

About 509 S Rock Harbor Dr

How much is 509 S Rock Harbor Dr, Gilbert, AZ worth?

The TopHap Estimate for 509 S Rock Harbor Dr, Gilbert, AZ is $703,761 as of Aug 30, 2026. The likely range is $647,292 to $760,230. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 S Rock Harbor Dr, Gilbert, AZ last sell?

509 S Rock Harbor Dr, Gilbert, AZ last sold on Jul 2, 2003 for $241,800, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 509 S Rock Harbor Dr, Gilbert, AZ?

509 S Rock Harbor Dr, Gilbert, AZ has 3.5 bathrooms, 2,662 square feet of living space and a 0.21-acre lot.

When was 509 S Rock Harbor Dr, Gilbert, AZ built?

509 S Rock Harbor Dr, Gilbert, AZ was built in 1990, making it 36 years old. The building has 2 stories.

What schools serve 509 S Rock Harbor Dr, Gilbert, AZ?

509 S Rock Harbor Dr, Gilbert, AZ is assigned to Islands Elementary School (elementary), rated A; Mesquite High School (high), rated B-; Mesquite Junior High School (middle), rated C. All sit in Gilbert Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 S Rock Harbor Dr, Gilbert, AZ compare to other homes in Gilbert 85233?

Among the 12,928 homes in Gilbert 85233, it is worth more than 84% of them ($703,761 against a typical $542,486), its price per square foot is higher than 23% of them ($264 against a typical $294), it is bigger than 85% of them (2,662 ft² against a typical 1,860 ft²), its lot is bigger than 82% of them (0.21 ac against a typical 0.16 ac) and it is newer than 22% of them (1990 against a typical 1995). Measured against all of Maricopa County, it is worth more than 80% 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 509 S Rock Harbor Dr, Gilbert, AZ?

The 2025 property tax bill for 509 S Rock Harbor Dr, Gilbert, AZ was $3,509. The county assessed it at $38,474.

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