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Single Family ResidenceResidential
$261,730$246 / 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 Oct 21, 2026

521 22ND AVE SW

ALTOONA, IA 50009
3
Beds
1
Baths
1,064 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
4
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$262K
$241K low$282K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,882 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$272,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$62,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$209,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$244,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$272,500

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.12 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.Split Level
CountyPolk
Lot (acres)The size of the land the home sits on, from county records.0.22
ConstructionThe main material the home's frame and walls are built from.Wood Frame
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Block (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Electric
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.Garage, Detached
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 · 332 ft²

Transaction History(1)

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
Willowbrook ElementaryD+
Elementary · Grades PK–5 · 0.3 mi
H
Southeast Polk High SchoolC-
High · Grades 9–12 · 4.1 mi
M
Southeast Polk Junior HighC
Middle · Grades 7–8 · 4.3 mi

District: Southeast Polk Community School District

Neighborhood · ZIP 50009These 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.57
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.12

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.21,191
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.798 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,697
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$106,400
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

Owner Tools

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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

521 22nd 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 74% of homes in Altoona 50009
  • Costs more per square foot than 81% of homes in Polk County
  • Smaller than 84% of homes in Altoona 50009
  • Older than 78% of homes in Altoona 50009

What homes are worth in Altoona 50009

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

This home
$154K$603K

This home is worth more than 26% of homes in Altoona 50009.

How it measures up in Altoona 50009

The dot is this home. The mark in the middle is the typical home in Altoona 50009.

Estimated value$261,730
CheaperTypical $330,791Pricier

Pricier than 26% of homes nearby

Price per ft²$246
CheaperTypical $217Pricier

Pricier than 71% of homes nearby

Living area1,064 ft²
SmallerTypical 1,496 ft²Bigger

Bigger than 16% of homes nearby

Lot size0.22 ac
SmallerTypical 0.23 acBigger

Bigger than 44% of homes nearby

Year built1977
OlderTypical 2002Newer

Newer than 22% of homes nearby

How 521 22nd Ave Sw ranks against every home in each area.
MeasureThis homeAltoona 50009Polk County
Estimated valuepricier than$261,73026% of homes46% of homes
Price per ft²pricier than$24671% of homes81% of homes
Living areabigger than1,064 ft²16% of homes23% of homes
Lot sizebigger than0.22 ac44% of homes49% of homes
Year builtnewer than197722% of homes48% of homes

About 521 22nd Ave Sw

How much is 521 22nd Ave Sw, Altoona, IA worth?

The TopHap Estimate for 521 22nd Ave Sw, Altoona, IA is $261,730 as of Oct 21, 2026. The likely range is $241,358 to $282,102. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 521 22nd Ave Sw, Altoona, IA?

521 22nd Ave Sw, Altoona, IA has 3 bedrooms, 1 bathrooms, 1,064 square feet of living space and a 0.22-acre lot.

When was 521 22nd Ave Sw, Altoona, IA built?

521 22nd Ave Sw, Altoona, IA was built in 1977, making it 49 years old. It is a split level home. The building has 4 stories.

What schools serve 521 22nd Ave Sw, Altoona, IA?

521 22nd Ave Sw, Altoona, IA is assigned to Willowbrook Elementary (elementary), rated D+; Southeast Polk High School (high), rated C-; Southeast Polk Junior High (middle), rated C. All sit in Southeast Polk Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 22nd Ave Sw, Altoona, IA compare to other homes in Altoona 50009?

Among the 7,707 homes in Altoona 50009, it is worth more than 26% of them ($261,730 against a typical $330,791), its price per square foot is higher than 71% of them ($246 against a typical $217), it is bigger than 16% of them (1,064 ft² against a typical 1,496 ft²), its lot is bigger than 44% of them (0.22 ac against a typical 0.23 ac) and it is newer than 22% of them (1977 against a typical 2002). Measured against all of Polk County, it is worth more than 46% 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 521 22nd Ave Sw, Altoona, IA?

The 2024 property tax bill for 521 22nd Ave Sw, Altoona, IA was $3,882. The county assessed it at $272,500.

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