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Single Family ResidenceResidential
$426,565$320 / 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 92How 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 $262,000 on May 19, 2009

5279 OBSERVATORY AVE SW

RIVERSIDE, IA 52327
1
Beds
2.5
Baths
1,332 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.
5.63 ac
Lot SizeThe size of the land the home sits on, from county records.
1993
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
7
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$427K
$392K low$461K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$262,000 · May 19, 2009
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.125%
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.$234,500
GREENSTATE CU · recorded Aug 21, 2019
2nd 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.$216,000
GREENSTATE CU
3rd 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.$95,000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,398 (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.$411,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$132,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$279,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$335,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$411,900

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.63 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyJOHNSON
Lot (acres)The size of the land the home sits on, from county records.5.63
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Mixed
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.Deck · 192 ft²Porch · 96 ft²

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.

E
Alexander Elementary SchoolC+
Elementary · Grades PK–6 · 5.5 mi
H
West High SchoolB+
High · Grades 9–12 · 7.3 mi
M
Northwest Junior High SchoolC
Middle · Grades 7–8 · 9.3 mi

District: Iowa City Community School District

Neighborhood · ZIP 52327These 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.132
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.4%
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.4,602
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.55 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,498
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,299
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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

5279 Observatory Ave Sw 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 76% of homes in Riverside 52327
  • Costs more per square foot than 93% of homes in Riverside 52327
  • Smaller than 72% of homes in Riverside 52327
  • Has a bigger lot than 91% of homes in Johnson County

What homes are worth in Riverside 52327

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

This home
$111K$646K

This home is worth more than 76% of homes in Riverside 52327.

How it measures up in Riverside 52327

The dot is this home. The mark in the middle is the typical home in Riverside 52327.

Estimated value$426,565
CheaperTypical $320,512Pricier

Pricier than 76% of homes nearby

Price per ft²$320
CheaperTypical $195Pricier

Pricier than 93% of homes nearby

Living area1,332 ft²
SmallerTypical 1,609 ft²Bigger

Bigger than 28% of homes nearby

Lot size5.63 ac
SmallerTypical 1.21 acBigger

Bigger than 79% of homes nearby

Year built1993
OlderTypical 1992Newer

Newer than 51% of homes nearby

How 5279 Observatory Ave Sw ranks against every home in each area.
MeasureThis homeRiverside 52327Johnson County
Estimated valuepricier than$426,56576% of homes70% of homes
Price per ft²pricier than$32093% of homes83% of homes
Living areabigger than1,332 ft²28% of homes45% of homes
Lot sizebigger than5.63 ac79% of homes91% of homes
Year builtnewer than199351% of homes45% of homes

About 5279 Observatory Ave Sw

How much is 5279 Observatory Ave Sw, Riverside, IA worth?

The TopHap Estimate for 5279 Observatory Ave Sw, Riverside, IA is $426,565 as of Jul 14, 2026. The likely range is $392,251 to $460,879. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5279 Observatory Ave Sw, Riverside, IA last sell?

5279 Observatory Ave Sw, Riverside, IA last sold on May 19, 2009 for $262,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 5279 Observatory Ave Sw, Riverside, IA?

5279 Observatory Ave Sw, Riverside, IA has 1 bedrooms, 2.5 bathrooms, 1,332 square feet of living space and a 5.63-acre lot.

When was 5279 Observatory Ave Sw, Riverside, IA built?

5279 Observatory Ave Sw, Riverside, IA was built in 1993, making it 33 years old. It is a conventional home. The building has 1 story.

What schools serve 5279 Observatory Ave Sw, Riverside, IA?

5279 Observatory Ave Sw, Riverside, IA is assigned to Alexander Elementary School (elementary), rated C+; West High School (high), rated B+; Northwest Junior High School (middle), rated C. All sit in Iowa City Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5279 Observatory Ave Sw, Riverside, IA compare to other homes in Riverside 52327?

Among the 1,388 homes in Riverside 52327, it is worth more than 76% of them ($426,565 against a typical $320,512), its price per square foot is higher than 93% of them ($320 against a typical $195), it is bigger than 28% of them (1,332 ft² against a typical 1,609 ft²), its lot is bigger than 79% of them (5.63 ac against a typical 1.21 ac) and it is newer than 51% of them (1993 against a typical 1992). Measured against all of Johnson County, it is worth more than 70% 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 5279 Observatory Ave Sw, Riverside, IA?

The 2025 property tax bill for 5279 Observatory Ave Sw, Riverside, IA was $4,398. The county assessed it at $411,900.

Closest homes

More homes in Riverside 52327

Assigned schools

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