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CondominiumResidential
$299,705$266 / 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 Aug 30, 2026
Last sold for $82,000 on Aug 31, 1999

850 S RIVER DR UNIT 1045

TEMPE, AZ 85281
Building report
2
Baths
1,128 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.
111 ft²
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$300K
$284K low$315K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$82,000 · Aug 31, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,173 (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.$25,770 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$25,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$257,700

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.33 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.0.2 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.Condominium
CountyMaricopa
Lot (acres)The size of the land the home sits on, from county records.0.00
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Refrigerator
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(4)

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
Thew Elementary SchoolC
Elementary · Grades PK–5 · 0.2 mi
M
Connolly Middle SchoolD
Middle · Grades 6–8 · 1.1 mi
H
McClintock High SchoolA-
High · Grades 9–12 · 1.7 mi

District: Tempe School District

Neighborhood · ZIP 85281These 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.150
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.22%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.49,840
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,405 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$48,003
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$63,958
Average tempThe average temperature here across a full year.70°F
Annual precipHow much rain and melted snow falls here in a typical year.9 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

850 S River Dr Unit 1045 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 88% of homes in Maricopa County
  • Costs less per square foot than 79% of homes in Tempe 85281
  • Smaller than 88% of homes in Maricopa County
  • Among the smallest lots in Maricopa County
  • Newer than 68% of homes in Tempe 85281

What homes are worth in Tempe 85281

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

This home
$196K$890K

This home is worth more than 18% of homes in Tempe 85281.

How it measures up in Tempe 85281

The dot is this home. The mark in the middle is the typical home in Tempe 85281.

Estimated value$299,705
CheaperTypical $423,384Pricier

Pricier than 18% of homes nearby

Price per ft²$266
CheaperTypical $318Pricier

Pricier than 21% of homes nearby

Living area1,128 ft²
SmallerTypical 1,320 ft²Bigger

Bigger than 33% of homes nearby

Lot size111 ft²
SmallerTypical 0.14 acBigger

Bigger than 5% of homes nearby

Year built1984
OlderTypical 1971Newer

Newer than 68% of homes nearby

How 850 S River Dr Unit 1045 ranks against every home in each area.
MeasureThis homeTempe 85281Maricopa County
Estimated valuepricier than$299,70518% of homes12% of homes
Price per ft²pricier than$26621% of homes51% of homes
Living areabigger than1,128 ft²33% of homes12% of homes
Lot sizebigger than111 ft²5% of homesalmost no homes
Year builtnewer than198468% of homes35% of homes

About 850 S River Dr Unit 1045

How much is 850 S River Dr Unit 1045, Tempe, AZ worth?

The TopHap Estimate for 850 S River Dr Unit 1045, Tempe, AZ is $299,705 as of Aug 30, 2026. The likely range is $283,952 to $315,458. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 850 S River Dr Unit 1045, Tempe, AZ last sell?

850 S River Dr Unit 1045, Tempe, AZ last sold on Aug 31, 1999 for $82,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 850 S River Dr Unit 1045, Tempe, AZ?

850 S River Dr Unit 1045, Tempe, AZ has 2 bathrooms, 1,128 square feet of living space and a 0.00-acre lot.

When was 850 S River Dr Unit 1045, Tempe, AZ built?

850 S River Dr Unit 1045, Tempe, AZ was built in 1984, making it 42 years old. The building has 1 story.

What schools serve 850 S River Dr Unit 1045, Tempe, AZ?

850 S River Dr Unit 1045, Tempe, AZ is assigned to Thew Elementary School (elementary), rated C; Connolly Middle School (middle), rated D; McClintock High School (high), rated A-. All sit in Tempe School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 850 S River Dr Unit 1045, Tempe, AZ compare to other homes in Tempe 85281?

Among the 7,352 homes in Tempe 85281, it is worth more than 18% of them ($299,705 against a typical $423,384), its price per square foot is higher than 21% of them ($266 against a typical $318), it is bigger than 33% of them (1,128 ft² against a typical 1,320 ft²), its lot is bigger than 5% of them (111 ft² against a typical 0.14 ac) and it is newer than 68% of them (1984 against a typical 1971). Measured against all of Maricopa County, it is worth more than 12% 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 850 S River Dr Unit 1045, Tempe, AZ?

The 2025 property tax bill for 850 S River Dr Unit 1045, Tempe, AZ was $1,173. The county assessed it at $25,770.

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