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Single Family ResidenceResidential
$498,075$261 / 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 Sep 24, 2026

6404 E RIVERDALE ST

MESA, AZ 85215
3
Baths
1,907 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1992
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$498K
$472K low$524K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,845 (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.$39,480 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$37,160
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$394,800

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.0.16
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

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.

E
Red Mountain Ranch Elementary SchoolA-
Elementary · Grades PK–6 · 0.5 mi
M
Shepherd Junior High SchoolC
Middle · Grades 7–8 · 2.7 mi
H
Red Mountain High SchoolB+
High · Grades 9–12 · 3.1 mi

District: Mesa Unified District

Neighborhood · ZIP 85215These 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.96
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 100.55

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.83%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
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.18,323
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.725 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,245
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,832
Average tempThe average temperature here across a full year.70°F
Annual precipHow much rain and melted snow falls here in a typical year.11 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

6404 E Riverdale St 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 less per square foot than 71% of homes in Mesa 85215

What homes are worth in Mesa 85215

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

This home
$210K$1.9M

This home is worth more than 45% of homes in Mesa 85215.

How it measures up in Mesa 85215

The dot is this home. The mark in the middle is the typical home in Mesa 85215.

Estimated value$498,075
CheaperTypical $515,240Pricier

Pricier than 45% of homes nearby

Price per ft²$261
CheaperTypical $287Pricier

Pricier than 29% of homes nearby

Living area1,907 ft²
SmallerTypical 1,700 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.16 ac
SmallerTypical 0.14 acBigger

Bigger than 59% of homes nearby

Year built1992
OlderTypical 1994Newer

Newer than 39% of homes nearby

How 6404 E Riverdale St ranks against every home in each area.
MeasureThis homeMesa 85215Maricopa County
Estimated valuepricier than$498,07545% of homes57% of homes
Price per ft²pricier than$26129% of homes49% of homes
Living areabigger than1,907 ft²64% of homes56% of homes
Lot sizebigger than0.16 ac59% of homes47% of homes
Year builtnewer than199239% of homes45% of homes

About 6404 E Riverdale St

How much is 6404 E Riverdale St, Mesa, AZ worth?

The TopHap Estimate for 6404 E Riverdale St, Mesa, AZ is $498,075 as of Sep 24, 2026. The likely range is $471,679 to $524,471. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 6404 E Riverdale St, Mesa, AZ?

6404 E Riverdale St, Mesa, AZ has 3 bathrooms, 1,907 square feet of living space and a 0.16-acre lot.

When was 6404 E Riverdale St, Mesa, AZ built?

6404 E Riverdale St, Mesa, AZ was built in 1992, making it 34 years old. The building has 1 story.

What schools serve 6404 E Riverdale St, Mesa, AZ?

6404 E Riverdale St, Mesa, AZ is assigned to Red Mountain Ranch Elementary School (elementary), rated A-; Shepherd Junior High School (middle), rated C; Red Mountain High School (high), rated B+. All sit in Mesa Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6404 E Riverdale St, Mesa, AZ compare to other homes in Mesa 85215?

Among the 8,134 homes in Mesa 85215, it is worth more than 45% of them ($498,075 against a typical $515,240), its price per square foot is higher than 29% of them ($261 against a typical $287), it is bigger than 64% of them (1,907 ft² against a typical 1,700 ft²), its lot is bigger than 59% of them (0.16 ac against a typical 0.14 ac) and it is newer than 39% of them (1992 against a typical 1994). Measured against all of Maricopa County, it is worth more than 57% 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 6404 E Riverdale St, Mesa, AZ?

The 2025 property tax bill for 6404 E Riverdale St, Mesa, AZ was $1,845. The county assessed it at $39,480.

More homes on E Riverdale St

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Assigned schools

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