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Rural ResidenceResidential
$226,023$116 / 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 82How 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 $505,500 on Dec 29, 2021

5515 OBSERVATORY AVE SW

RIVERSIDE, IA 52327
5
Beds
2.5
Baths
1,952 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.
1.47 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$226K
$185K low$267K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$505,500 · Dec 29, 2021
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.$226,023
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$180,818

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,244 (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.$113,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$111,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$102,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$113,000

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.52
92
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
30
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
74
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
58
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
8
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.76 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyJOHNSON
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1923
Lot (acres)The size of the land the home sits on, from county records.1.47
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
CoolingThe type of cooling or air conditioning in the home.None
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.Porch · 176 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Highland Elementary SchoolC-
Elementary · Grades PK–5 · 3.1 mi
M
Highland Middle SchoolC+
Middle · Grades 6–8 · 8.6 mi
H
Highland High SchoolB-
High · Grades 9–12 · 8.6 mi

District: Highland 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.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

5515 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 less than 77% of homes in Johnson County
  • Costs less per square foot than 97% of homes in Johnson County
  • Bigger than 82% of homes in Johnson County
  • Has a bigger lot than 76% of homes in Johnson County
  • Older than 95% 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
$113K$665K

This home is worth more than 24% 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$226,023
CheaperTypical $321,732Pricier

Pricier than 24% of homes nearby

Price per ft²$116
CheaperTypical $195Pricier

Pricier than 9% of homes nearby

Living area1,952 ft²
SmallerTypical 1,609 ft²Bigger

Bigger than 74% of homes nearby

Lot size1.47 ac
SmallerTypical 1.23 acBigger

Bigger than 55% of homes nearby

Year built1900
OlderTypical 1993Newer

Newer than 16% of homes nearby

How 5515 Observatory Ave Sw ranks against every home in each area.
MeasureThis homeRiverside 52327Johnson County
Estimated valuepricier than$226,02324% of homes23% of homes
Price per ft²pricier than$1169% of homes3% of homes
Living areabigger than1,952 ft²74% of homes82% of homes
Lot sizebigger than1.47 ac55% of homes76% of homes
Year builtnewer than190016% of homes5% of homes

About 5515 Observatory Ave Sw

How much is 5515 Observatory Ave Sw, Riverside, IA worth?

The TopHap Estimate for 5515 Observatory Ave Sw, Riverside, IA is $226,023 as of Jul 14, 2026. The likely range is $184,769 to $267,277. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5515 Observatory Ave Sw, Riverside, IA last sell?

5515 Observatory Ave Sw, Riverside, IA last sold on Dec 29, 2021 for $505,500, according to the county's recorded deed.

How big is 5515 Observatory Ave Sw, Riverside, IA?

5515 Observatory Ave Sw, Riverside, IA has 5 bedrooms, 2.5 bathrooms, 1,952 square feet of living space and a 1.47-acre lot.

When was 5515 Observatory Ave Sw, Riverside, IA built?

5515 Observatory Ave Sw, Riverside, IA was built in 1900, making it 126 years old. It is a conventional home. The building has 2 stories.

What schools serve 5515 Observatory Ave Sw, Riverside, IA?

5515 Observatory Ave Sw, Riverside, IA is assigned to Highland Elementary School (elementary), rated C-; Highland Middle School (middle), rated C+; Highland High School (high), rated B-. All sit in Highland Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5515 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 24% of them ($226,023 against a typical $321,732), its price per square foot is higher than 9% of them ($116 against a typical $195), it is bigger than 74% of them (1,952 ft² against a typical 1,609 ft²), its lot is bigger than 55% of them (1.47 ac against a typical 1.23 ac) and it is newer than 16% of them (1900 against a typical 1993). Measured against all of Johnson County, it is worth more than 23% 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 5515 Observatory Ave Sw, Riverside, IA?

The 2025 property tax bill for 5515 Observatory Ave Sw, Riverside, IA was $1,244. The county assessed it at $113,000.

Closest homes

More homes in Riverside 52327

Assigned schools

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