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Single Family ResidenceResidential
$766,515$191 / 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
Last sold for $584,225 on Jan 7, 2008

3820 W ROBERTS RD

SAN TAN VALLEY, AZ 85144
0
Baths
4,016 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.
1.03 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$767K
$726K low$807K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$584,225 · Jan 7, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,449 (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.$67,987 (2025)
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$679,865

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyPINAL
Lot (acres)The size of the land the home sits on, from county records.1.03
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Concrete
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 690 ft²

Transaction History(6)

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
San Tan Heights K-8 SchoolC
Elementary · Grades KG–8 · 0.8 mi
H
San Tan Foothills High SchoolC
High · Grades 9–12 · 3.0 mi

District: Florence Unified School District

Neighborhood · ZIP 85144These 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.21
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.48

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.28,252
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.768 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,894
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,684
Average tempThe average temperature here across a full year.71°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

3820 W Roberts 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 more than 96% of homes in Pinal County
  • Costs less per square foot than 69% of homes in San Tan Valley 85144
  • Among the largest homes in San Tan Valley 85144
  • Has a bigger lot than 89% of homes in Pinal County

What homes are worth in San Tan Valley 85144

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

This home
$304K$1.1M

This home is worth more than 91% of homes in San Tan Valley 85144.

How it measures up in San Tan Valley 85144

The dot is this home. The mark in the middle is the typical home in San Tan Valley 85144.

Estimated value$766,515
CheaperTypical $425,910Pricier

Pricier than 91% of homes nearby

Price per ft²$191
CheaperTypical $214Pricier

Pricier than 31% of homes nearby

Living area4,016 ft²
SmallerTypical 2,061 ft²Bigger

Bigger than almost all homes nearby

Lot size1.03 ac
SmallerTypical 0.15 acBigger

Bigger than 85% of homes nearby

Year built2007
OlderTypical 2008Newer

Newer than 49% of homes nearby

How 3820 W Roberts Rd ranks against every home in each area.
MeasureThis homeSan Tan Valley 85144Pinal County
Estimated valuepricier than$766,51591% of homes96% of homes
Price per ft²pricier than$19131% of homes46% of homes
Living areabigger than4,016 ft²almost all homes98% of homes
Lot sizebigger than1.03 ac85% of homes89% of homes
Year builtnewer than200749% of homes64% of homes

About 3820 W Roberts Rd

How much is 3820 W Roberts Rd, San Tan Valley, AZ worth?

The TopHap Estimate for 3820 W Roberts Rd, San Tan Valley, AZ is $766,515 as of Sep 24, 2026. The likely range is $726,446 to $806,584. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3820 W Roberts Rd, San Tan Valley, AZ last sell?

3820 W Roberts Rd, San Tan Valley, AZ last sold on Jan 7, 2008 for $584,225, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3820 W Roberts Rd, San Tan Valley, AZ?

3820 W Roberts Rd, San Tan Valley, AZ has 4,016 square feet of living space and a 1.03-acre lot.

When was 3820 W Roberts Rd, San Tan Valley, AZ built?

3820 W Roberts Rd, San Tan Valley, AZ was built in 2007, making it 19 years old. The building has 2 stories.

What schools serve 3820 W Roberts Rd, San Tan Valley, AZ?

3820 W Roberts Rd, San Tan Valley, AZ is assigned to San Tan Heights K-8 School (elementary), rated C; San Tan Foothills High School (high), rated C. All sit in Florence Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3820 W Roberts Rd, San Tan Valley, AZ compare to other homes in San Tan Valley 85144?

Among the 10,919 homes in San Tan Valley 85144, it is worth more than 91% of them ($766,515 against a typical $425,910), its price per square foot is higher than 31% of them ($191 against a typical $214), it is bigger than almost all of them (4,016 ft² against a typical 2,061 ft²), its lot is bigger than 85% of them (1.03 ac against a typical 0.15 ac) and it is newer than 49% of them (2007 against a typical 2008). Measured against all of Pinal County, it is worth more than 96% 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 3820 W Roberts Rd, San Tan Valley, AZ?

The 2025 property tax bill for 3820 W Roberts Rd, San Tan Valley, AZ was $3,449. The county assessed it at $67,987.

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