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Rural ResidenceResidential
$265,393$179 / 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 Oct 21, 2026
Last sold for $285,000 on Jul 19, 2024

21528 E FOUNDERS RD

RED ROCK, AZ 85145
0
Baths
1,480 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.
2014
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

$265K
$251K low$280K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$285,000 · Jul 19, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,549 (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.$22,152 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$21,152
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$22,152
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$221,515

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.4 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.Rural Residence
CountyPinal
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.Steel Frame
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Tile
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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 Rock Elementary SchoolC+
Elementary · Grades PK–8 · 0.4 mi
H
Santa Cruz Valley Union High SchoolD
High · Grades 9–12 · 18.3 mi

District: Santa Cruz Valley Union High School District

Neighborhood · ZIP 85145These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.59

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.90%
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.7.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.231
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,528
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,637
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%

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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

21528 E Founders Rd 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 84% of homes in Pinal County
  • Costs more per square foot than 81% of homes in Red Rock 85145
  • Smaller than 82% of homes in Red Rock 85145
  • Has a bigger lot than 76% of homes in Red Rock 85145
  • Newer than 72% of homes in Pinal County

What homes are worth in Red Rock 85145

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

This home
$220K$375K

This home is worth more than 33% of homes in Red Rock 85145.

How it measures up in Red Rock 85145

The dot is this home. The mark in the middle is the typical home in Red Rock 85145.

Estimated value$265,393
CheaperTypical $286,680Pricier

Pricier than 33% of homes nearby

Price per ft²$179
CheaperTypical $154Pricier

Pricier than 81% of homes nearby

Living area1,480 ft²
SmallerTypical 1,776 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.16 ac
SmallerTypical 0.14 acBigger

Bigger than 76% of homes nearby

Year built2014
OlderTypical 2012Newer

Newer than 58% of homes nearby

How 21528 E Founders Rd ranks against every home in each area.
MeasureThis homeRed Rock 85145Pinal County
Estimated valuepricier than$265,39333% of homes16% of homes
Price per ft²pricier than$17981% of homes38% of homes
Living areabigger than1,480 ft²18% of homes26% of homes
Lot sizebigger than0.16 ac76% of homes50% of homes
Year builtnewer than201458% of homes72% of homes

About 21528 E Founders Rd

How much is 21528 E Founders Rd, Red Rock, AZ worth?

The TopHap Estimate for 21528 E Founders Rd, Red Rock, AZ is $265,393 as of Oct 21, 2026. The likely range is $251,145 to $279,641. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21528 E Founders Rd, Red Rock, AZ last sell?

21528 E Founders Rd, Red Rock, AZ last sold on Jul 19, 2024 for $285,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 21528 E Founders Rd, Red Rock, AZ?

21528 E Founders Rd, Red Rock, AZ has 1,480 square feet of living space and a 0.16-acre lot.

When was 21528 E Founders Rd, Red Rock, AZ built?

21528 E Founders Rd, Red Rock, AZ was built in 2014, making it 12 years old. The building has 1 story.

What schools serve 21528 E Founders Rd, Red Rock, AZ?

21528 E Founders Rd, Red Rock, AZ is assigned to Red Rock Elementary School (elementary), rated C+; Santa Cruz Valley Union High School (high), rated D. All sit in Santa Cruz Valley Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21528 E Founders Rd, Red Rock, AZ compare to other homes in Red Rock 85145?

Among the 1,203 homes in Red Rock 85145, it is worth more than 33% of them ($265,393 against a typical $286,680), its price per square foot is higher than 81% of them ($179 against a typical $154), it is bigger than 18% of them (1,480 ft² against a typical 1,776 ft²), its lot is bigger than 76% of them (0.16 ac against a typical 0.14 ac) and it is newer than 58% of them (2014 against a typical 2012). Measured against all of Pinal County, it is worth more than 16% 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 21528 E Founders Rd, Red Rock, AZ?

The 2025 property tax bill for 21528 E Founders Rd, Red Rock, AZ was $1,549. The county assessed it at $22,152.

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