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Single Family ResidenceResidential
$172,882$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 74How 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 $165,000 on Dec 16, 2024

20000 S RIVER RD

MAMMOTH, AZ 85618
0
Baths
1,377 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.
1.77 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$173K
$127K low$218K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$165,000 · Dec 16, 2024
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.$16,132
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$12,906
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.91%
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.$156,750
JPMORGAN CHASE BANK NA · recorded Dec 16, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$190 (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.$7,224 (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.$72,243

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.1.77
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
CoolingThe type of cooling or air conditioning in the home.Window A/C
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
San Manuel Jr. High SchoolC-
Middle · Grades 6–8 · 6.6 mi
H
San Manuel High SchoolD
High · Grades 9–12 · 6.6 mi
E
San Manuel Elementary SchoolC+
Elementary · Grades PK–5 · 6.8 mi

District: Mammoth-San Manuel Unified District

Neighborhood · ZIP 85618These 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.152
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.1.6%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.26%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.1,516
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.31 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$39,005
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$50,848
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.17 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.86%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
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

20000 S River 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 96% of homes in Pinal County
  • Costs less per square foot than 95% of homes in Pinal County
  • Smaller than 81% of homes in Pinal County
  • Has a bigger lot than 95% of homes in Pinal County
  • Among the oldest homes in Pinal County

What homes are worth in Mammoth 85618

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

This home
$42K$371K

This home is worth more than 74% of homes in Mammoth 85618.

How it measures up in Mammoth 85618

The dot is this home. The mark in the middle is the typical home in Mammoth 85618.

Estimated value$172,882
CheaperTypical $132,330Pricier

Pricier than 74% of homes nearby

Price per ft²$126
CheaperTypical $109Pricier

Pricier than 69% of homes nearby

Living area1,377 ft²
SmallerTypical 1,202 ft²Bigger

Bigger than 63% of homes nearby

Lot size1.77 ac
SmallerTypical 0.23 acBigger

Bigger than 84% of homes nearby

Year built1950
OlderTypical 1970Newer

Newer than 14% of homes nearby

How 20000 S River Rd ranks against every home in each area.
MeasureThis homeMammoth 85618Pinal County
Estimated valuepricier than$172,88274% of homes4% of homes
Price per ft²pricier than$12669% of homes5% of homes
Living areabigger than1,377 ft²63% of homes19% of homes
Lot sizebigger than1.77 ac84% of homes95% of homes
Year builtnewer than195014% of homesalmost no homes

About 20000 S River Rd

How much is 20000 S River Rd, Mammoth, AZ worth?

The TopHap Estimate for 20000 S River Rd, Mammoth, AZ is $172,882 as of Jul 14, 2026. The likely range is $127,351 to $218,413. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20000 S River Rd, Mammoth, AZ last sell?

20000 S River Rd, Mammoth, AZ last sold on Dec 16, 2024 for $165,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20000 S River Rd, Mammoth, AZ?

20000 S River Rd, Mammoth, AZ has 1,377 square feet of living space and a 1.77-acre lot.

When was 20000 S River Rd, Mammoth, AZ built?

20000 S River Rd, Mammoth, AZ was built in 1950, making it 76 years old. The building has 1 story.

What schools serve 20000 S River Rd, Mammoth, AZ?

20000 S River Rd, Mammoth, AZ is assigned to San Manuel Jr. High School (middle), rated C-; San Manuel High School (high), rated D; San Manuel Elementary School (elementary), rated C+. All sit in Mammoth-San Manuel Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20000 S River Rd, Mammoth, AZ compare to other homes in Mammoth 85618?

Among the 629 homes in Mammoth 85618, it is worth more than 74% of them ($172,882 against a typical $132,330), its price per square foot is higher than 69% of them ($126 against a typical $109), it is bigger than 63% of them (1,377 ft² against a typical 1,202 ft²), its lot is bigger than 84% of them (1.77 ac against a typical 0.23 ac) and it is newer than 14% of them (1950 against a typical 1970). Measured against all of Pinal County, it is worth more than 4% 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 20000 S River Rd, Mammoth, AZ?

The 2025 property tax bill for 20000 S River Rd, Mammoth, AZ was $190. The county assessed it at $7,224.

Closest homes

More homes in Mammoth 85618

Assigned schools

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