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Residential - Vacant LandResidential
$311,290
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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jun 25, 2026
Last sold for $345,000 on Jan 28, 2026

179 AVENIDA OSTION

RIO RICO, AZ 85648
0
Baths
0.56 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$311K
$298K low$324K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$345,000 · Jan 28, 2026
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$0
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$0
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.112%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$348,484
PATRIOT PACIFIC FINANCIAL CORP · recorded Jan 28, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$147 (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.$10,000

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.45
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
91
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
88
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
12
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
35
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential - Vacant Land
CountySANTA CRUZ
Lot (acres)The size of the land the home sits on, from county records.0.56
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.

M
Coatimundi Middle SchoolC
Middle · Grades 6–8 · 2.1 mi
H
Rio Rico High SchoolC
High · Grades 9–12 · 2.5 mi
E
San Cayetano Elementary SchoolB
Elementary · Grades KG–5 · 4.6 mi

District: Santa Cruz Valley Unified District

Neighborhood · ZIP 85648These 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.48
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.51

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.18,682
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.98 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$59,576
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,897
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.22 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.85%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

179 Avenida Ostion 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 74% of homes in Rio Rico 85648

What homes are worth in Rio Rico 85648

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

This home
$181K$540K

This home is worth more than 74% of homes in Rio Rico 85648.

How it measures up in Rio Rico 85648

The dot is this home. The mark in the middle is the typical home in Rio Rico 85648.

Estimated value$311,290
CheaperTypical $259,000Pricier

Pricier than 74% of homes nearby

Lot size0.56 ac
SmallerTypical 0.59 acBigger

Bigger than 46% of homes nearby

How 179 Avenida Ostion ranks against every home in each area.
MeasureThis homeRio Rico 85648Santa Cruz County
Estimated valuepricier than$311,29074% of homes65% of homes
Lot sizebigger than0.56 ac46% of homes55% of homes

About 179 Avenida Ostion

How much is 179 Avenida Ostion, Rio Rico, AZ worth?

The TopHap Estimate for 179 Avenida Ostion, Rio Rico, AZ is $311,290 as of Jun 25, 2026. The likely range is $298,212 to $324,368. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 179 Avenida Ostion, Rio Rico, AZ last sell?

179 Avenida Ostion, Rio Rico, AZ last sold on Jan 28, 2026 for $345,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

What schools serve 179 Avenida Ostion, Rio Rico, AZ?

179 Avenida Ostion, Rio Rico, AZ is assigned to Coatimundi Middle School (middle), rated C; Rio Rico High School (high), rated C; San Cayetano Elementary School (elementary), rated B. All sit in Santa Cruz Valley Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 179 Avenida Ostion, Rio Rico, AZ compare to other homes in Rio Rico 85648?

Among the 7,476 homes in Rio Rico 85648, it is worth more than 74% of them ($311,290 against a typical $259,000) and its lot is bigger than 46% of them (0.56 ac against a typical 0.59 ac). Measured against all of Santa Cruz County, it is worth more than 65% 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 179 Avenida Ostion, Rio Rico, AZ?

The 2025 property tax bill for 179 Avenida Ostion, Rio Rico, AZ was $147.

Closest homes

More homes in Rio Rico 85648

Assigned schools

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