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Single Family ResidenceResidential
$615,249$293 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

9901 E RADIOACTIVE DR

MESA, AZ 85212
4
Baths
2,103 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
2020
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$615K
$584K low$646K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$615,249
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$492,199

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,743 (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.$51,230 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$47,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$512,300

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.6 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.possible but undetermined

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.0.14
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Refrigerator
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 · 145 ft²

Transaction History(3)

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
Meridian Elementary SchoolA-
Elementary · Grades PK–6 · 1.6 mi
H
Desert Ridge High SchoolC+
High · Grades 9–12 · 2.0 mi
M
Desert Ridge Junior High SchoolB-
Middle · Grades 7–8 · 2.1 mi

District: Gilbert Unified District

Neighborhood · ZIP 85212These 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.26
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.51

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.6%
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.56,188
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,264 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,542
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,856
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

9901 E Radioactive 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 71% of homes in Maricopa County
  • Costs more per square foot than 70% of homes in Mesa 85212
  • Bigger than 66% of homes in Maricopa County
  • Has a smaller lot than 65% of homes in Mesa 85212
  • Newer than 94% of homes in Maricopa County

What homes are worth in Mesa 85212

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

This home
$378K$1.1M

This home is worth more than 59% of homes in Mesa 85212.

How it measures up in Mesa 85212

The dot is this home. The mark in the middle is the typical home in Mesa 85212.

Estimated value$615,249
CheaperTypical $584,410Pricier

Pricier than 59% of homes nearby

Price per ft²$293
CheaperTypical $272Pricier

Pricier than 70% of homes nearby

Living area2,103 ft²
SmallerTypical 2,233 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.14 ac
SmallerTypical 0.16 acBigger

Bigger than 35% of homes nearby

Year built2020
OlderTypical 2016Newer

Newer than 78% of homes nearby

How 9901 E Radioactive Dr ranks against every home in each area.
MeasureThis homeMesa 85212Maricopa County
Estimated valuepricier than$615,24959% of homes71% of homes
Price per ft²pricier than$29370% of homes63% of homes
Living areabigger than2,103 ft²42% of homes66% of homes
Lot sizebigger than0.14 ac35% of homes35% of homes
Year builtnewer than202078% of homes94% of homes

About 9901 E Radioactive Dr

How much is 9901 E Radioactive Dr, Mesa, AZ worth?

The TopHap Estimate for 9901 E Radioactive Dr, Mesa, AZ is $615,249 as of Jul 14, 2026. The likely range is $584,080 to $646,418. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9901 E Radioactive Dr, Mesa, AZ last sell?

9901 E Radioactive Dr, Mesa, AZ last sold on Sep 9, 2024, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 9901 E Radioactive Dr, Mesa, AZ?

9901 E Radioactive Dr, Mesa, AZ has 4 bathrooms, 2,103 square feet of living space and a 0.14-acre lot.

When was 9901 E Radioactive Dr, Mesa, AZ built?

9901 E Radioactive Dr, Mesa, AZ was built in 2020, making it 6 years old. The building has 1 story.

What schools serve 9901 E Radioactive Dr, Mesa, AZ?

9901 E Radioactive Dr, Mesa, AZ is assigned to Meridian Elementary School (elementary), rated A-; Desert Ridge High School (high), rated C+; Desert Ridge Junior High School (middle), rated B-. All sit in Gilbert Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9901 E Radioactive Dr, Mesa, AZ compare to other homes in Mesa 85212?

Among the 20,571 homes in Mesa 85212, it is worth more than 59% of them ($615,249 against a typical $584,410), its price per square foot is higher than 70% of them ($293 against a typical $272), it is bigger than 42% of them (2,103 ft² against a typical 2,233 ft²), its lot is bigger than 35% of them (0.14 ac against a typical 0.16 ac) and it is newer than 78% of them (2020 against a typical 2016). Measured against all of Maricopa County, it is worth more than 71% 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 9901 E Radioactive Dr, Mesa, AZ?

The 2025 property tax bill for 9901 E Radioactive Dr, Mesa, AZ was $2,743. The county assessed it at $51,230.

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