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Rural ResidenceResidential
$338,870$126 / 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 Jul 14, 2026
Last sold for $325,000 on Oct 10, 2023

21871 E THUNDERHEAD DR

RED ROCK, AZ 85145
0
Baths
2,699 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$339K
$311K low$367K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$325,000 · Oct 10, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,550 (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.$34,736 (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.$33,736
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$34,736
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$347,359

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.62
45
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
89
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
90
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
4
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
82
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 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.0.12
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, Built-in

Transaction History(1)

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 SchoolB
Elementary · Grades PK–8 · 0.7 mi
H
Santa Cruz Valley Union High SchoolD
High · Grades 9–12 · 18.6 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%

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

21871 E Thunderhead 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 80% of homes in Red Rock 85145
  • Costs less per square foot than 95% of homes in Pinal County
  • Bigger than 88% of homes in Red Rock 85145
  • Has a smaller lot than 89% of homes in Red Rock 85145
  • Newer than 96% of homes in Red Rock 85145

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
$230K$412K

This home is worth more than 80% 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$338,870
CheaperTypical $297,263Pricier

Pricier than 80% of homes nearby

Price per ft²$126
CheaperTypical $161Pricier

Pricier than 11% of homes nearby

Living area2,699 ft²
SmallerTypical 1,776 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.12 ac
SmallerTypical 0.14 acBigger

Bigger than 11% of homes nearby

Year built2023
OlderTypical 2012Newer

Newer than 96% of homes nearby

How 21871 E Thunderhead Dr ranks against every home in each area.
MeasureThis homeRed Rock 85145Pinal County
Estimated valuepricier than$338,87080% of homes40% of homes
Price per ft²pricier than$12611% of homes5% of homes
Living areabigger than2,699 ft²88% of homes88% of homes
Lot sizebigger than0.12 ac11% of homes12% of homes
Year builtnewer than202396% of homes96% of homes

About 21871 E Thunderhead Dr

How much is 21871 E Thunderhead Dr, Red Rock, AZ worth?

The TopHap Estimate for 21871 E Thunderhead Dr, Red Rock, AZ is $338,870 as of Jul 14, 2026. The likely range is $311,000 to $366,740. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21871 E Thunderhead Dr, Red Rock, AZ last sell?

21871 E Thunderhead Dr, Red Rock, AZ last sold on Oct 10, 2023 for $325,000, according to the county's recorded deed.

How big is 21871 E Thunderhead Dr, Red Rock, AZ?

21871 E Thunderhead Dr, Red Rock, AZ has 2,699 square feet of living space and a 0.12-acre lot.

When was 21871 E Thunderhead Dr, Red Rock, AZ built?

21871 E Thunderhead Dr, Red Rock, AZ was built in 2023, making it 3 years old. The building has 2 stories.

What schools serve 21871 E Thunderhead Dr, Red Rock, AZ?

21871 E Thunderhead Dr, Red Rock, AZ is assigned to Red Rock Elementary School (elementary), rated B; 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 21871 E Thunderhead Dr, Red Rock, AZ compare to other homes in Red Rock 85145?

Among the 1,206 homes in Red Rock 85145, it is worth more than 80% of them ($338,870 against a typical $297,263), its price per square foot is higher than 11% of them ($126 against a typical $161), it is bigger than 88% of them (2,699 ft² against a typical 1,776 ft²), its lot is bigger than 11% of them (0.12 ac against a typical 0.14 ac) and it is newer than 96% of them (2023 against a typical 2012). Measured against all of Pinal County, it is worth more than 40% 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 21871 E Thunderhead Dr, Red Rock, AZ?

The 2025 property tax bill for 21871 E Thunderhead Dr, Red Rock, AZ was $2,550. The county assessed it at $34,736.

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Assigned schools

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