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Single Family ResidenceResidential
$308,182$365 / 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 89How 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

521 N OLIVE

MESA, AZ 85203
1
Baths
844 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$308K
$275K low$341K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,227 (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.$25,210 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$25,130
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$252,100

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.0.19
ConstructionThe main material the home's frame and walls are built from.Concrete Blocks
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Refrigerator
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (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.Patio · 150 ft²

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

E
Edison Elementary SchoolD+
Elementary · Grades PK–6 · 0.2 mi
M
Kino Junior High SchoolD
Middle · Grades 7–8 · 0.5 mi
H
Westwood High SchoolC+
High · Grades 9–12 · 1.9 mi

District: Mesa Unified District

Neighborhood · ZIP 85203These 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.69
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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
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.38,579
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,932 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,294
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,608
Average tempThe average temperature here across a full year.70°F
Annual precipHow much rain and melted snow falls here in a typical year.10 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.86%

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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

521 N Olive 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 less than 87% of homes in Mesa 85203
  • Costs more per square foot than 96% of homes in Mesa 85203
  • Smaller than 97% of homes in Mesa 85203
  • Older than 98% of homes in Maricopa County

What homes are worth in Mesa 85203

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

This home
$155K$1.1M

This home is worth more than 13% of homes in Mesa 85203.

How it measures up in Mesa 85203

The dot is this home. The mark in the middle is the typical home in Mesa 85203.

Estimated value$308,182
CheaperTypical $435,138Pricier

Pricier than 13% of homes nearby

Price per ft²$365
CheaperTypical $247Pricier

Pricier than 96% of homes nearby

Living area844 ft²
SmallerTypical 1,802 ft²Bigger

Bigger than 3% of homes nearby

Lot size0.19 ac
SmallerTypical 0.21 acBigger

Bigger than 36% of homes nearby

Year built1950
OlderTypical 1978Newer

Newer than 5% of homes nearby

How 521 N Olive ranks against every home in each area.
MeasureThis homeMesa 85203Maricopa County
Estimated valuepricier than$308,18213% of homes13% of homes
Price per ft²pricier than$36596% of homes87% of homes
Living areabigger than844 ft²3% of homes3% of homes
Lot sizebigger than0.19 ac36% of homes64% of homes
Year builtnewer than19505% of homes2% of homes

About 521 N Olive

How much is 521 N Olive, Mesa, AZ worth?

The TopHap Estimate for 521 N Olive, Mesa, AZ is $308,182 as of Sep 24, 2026. The likely range is $275,421 to $340,943. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 N Olive, Mesa, AZ last sell?

521 N Olive, Mesa, AZ last sold on May 1, 2002, according to the county's recorded deed.

How big is 521 N Olive, Mesa, AZ?

521 N Olive, Mesa, AZ has 1 bathrooms, 844 square feet of living space and a 0.19-acre lot.

When was 521 N Olive, Mesa, AZ built?

521 N Olive, Mesa, AZ was built in 1950, making it 76 years old. The building has 1 story.

What schools serve 521 N Olive, Mesa, AZ?

521 N Olive, Mesa, AZ is assigned to Edison Elementary School (elementary), rated D+; Kino Junior High School (middle), rated D; Westwood High School (high), rated C+. All sit in Mesa Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 N Olive, Mesa, AZ compare to other homes in Mesa 85203?

Among the 9,475 homes in Mesa 85203, it is worth more than 13% of them ($308,182 against a typical $435,138), its price per square foot is higher than 96% of them ($365 against a typical $247), it is bigger than 3% of them (844 ft² against a typical 1,802 ft²), its lot is bigger than 36% of them (0.19 ac against a typical 0.21 ac) and it is newer than 5% of them (1950 against a typical 1978). Measured against all of Maricopa County, it is worth more than 13% 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 521 N Olive, Mesa, AZ?

The 2025 property tax bill for 521 N Olive, Mesa, AZ was $1,227. The county assessed it at $25,210.

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