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Single Family ResidenceResidential
$100,164$65 / 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 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

511 W CHOLLA AVE

AJO, AZ 85321
1
Baths
1,545 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.
1971
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
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

$100K
$89K low$111K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$591 (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.$7,497 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,105
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$74,971

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.60
39
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
79
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
82
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
5
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
98
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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.11%
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.1 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
CountyPima
Lot (acres)The size of the land the home sits on, from county records.0.16
RoofThe main material covering the roof, such as asphalt shingle or tile.Asbestos
HeatingThe type of heating system in the home.Floor/Wall Furnace
CoolingThe type of cooling or air conditioning in the home.Evaporative
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

H
Ajo High SchoolC-
High · Grades 9–12 · 0.5 mi
E
Ajo Elementary SchoolB+
Elementary · Grades PK–8 · 0.5 mi

District: Ajo Unified District

Neighborhood · ZIP 85321These 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.130
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.87

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.75%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.5%
PopulationHow many people live in this area.5,407
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$40,321
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$54,773
Average tempThe average temperature here across a full year.71°F
Annual precipHow much rain and melted snow falls here in a typical year.7 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.87%

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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

511 W Cholla Ave 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.

  • Among the least valuable homes in Pima County
  • Among the lowest price per square foot in Pima County
  • Bigger than 84% of homes in Ajo 85321
  • Has a smaller lot than 69% of homes in Pima County
  • Older than 77% of homes in Pima County

What homes are worth in Ajo 85321

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

This home
$56K$298K

This home is worth more than 27% of homes in Ajo 85321.

How it measures up in Ajo 85321

The dot is this home. The mark in the middle is the typical home in Ajo 85321.

Estimated value$100,164
CheaperTypical $130,370Pricier

Pricier than 27% of homes nearby

Price per ft²$65
CheaperTypical $121Pricier

Pricier than 6% of homes nearby

Living area1,545 ft²
SmallerTypical 1,070 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.16 ac
SmallerTypical 0.18 acBigger

Bigger than 38% of homes nearby

Year built1971
OlderTypical 1960Newer

Newer than 66% of homes nearby

How 511 W Cholla Ave ranks against every home in each area.
MeasureThis homeAjo 85321Pima County
Estimated valuepricier than$100,16427% of homesalmost no homes
Price per ft²pricier than$656% of homesalmost no homes
Living areabigger than1,545 ft²84% of homes44% of homes
Lot sizebigger than0.16 ac38% of homes31% of homes
Year builtnewer than197166% of homes23% of homes

About 511 W Cholla Ave

How much is 511 W Cholla Ave, Ajo, AZ worth?

The TopHap Estimate for 511 W Cholla Ave, Ajo, AZ is $100,164 as of Aug 30, 2026. The likely range is $88,930 to $111,398. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 511 W Cholla Ave, Ajo, AZ?

511 W Cholla Ave, Ajo, AZ has 1 bathrooms, 1,545 square feet of living space and a 0.16-acre lot.

When was 511 W Cholla Ave, Ajo, AZ built?

511 W Cholla Ave, Ajo, AZ was built in 1971, making it 55 years old. The building has 1 story.

What schools serve 511 W Cholla Ave, Ajo, AZ?

511 W Cholla Ave, Ajo, AZ is assigned to Ajo High School (high), rated C-; Ajo Elementary School (elementary), rated B+. All sit in Ajo Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 511 W Cholla Ave, Ajo, AZ compare to other homes in Ajo 85321?

Among the 1,725 homes in Ajo 85321, it is worth more than 27% of them ($100,164 against a typical $130,370), its price per square foot is higher than 6% of them ($65 against a typical $121), it is bigger than 84% of them (1,545 ft² against a typical 1,070 ft²), its lot is bigger than 38% of them (0.16 ac against a typical 0.18 ac) and it is newer than 66% of them (1971 against a typical 1960). Measured against all of Pima County, it is worth more than almost no 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 511 W Cholla Ave, Ajo, AZ?

The 2025 property tax bill for 511 W Cholla Ave, Ajo, AZ was $591. The county assessed it at $7,497.

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