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Single Family ResidenceResidential
$224,174$135 / 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 90How 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
Last sold for $145,000 on Jun 19, 2017

306 B AVE

KALONA, IA 52247
3
Beds
2
Baths
1,660 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.
0.21 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.
1
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

$224K
$202K low$246K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$145,000 · Jun 19, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,696 (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.$178,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$12,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$166,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$178,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$178,700

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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 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.Single Family Residence
CountyWASHINGTON
Lot (acres)The size of the land the home sits on, from county records.0.21
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Stone (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.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 · 30 ft²Patio · 293 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
Mid - Prairie East Elementary School
Elementary · Grades PK–2 · 0.5 mi
M
Mid - Prairie Middle SchoolC+
Middle · Grades 5–8 · 0.6 mi
H
Mid - Prairie High SchoolC
High · Grades 9–12 · 6.0 mi

District: Mid-Prairie Community School District

Neighborhood · ZIP 52247These 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.77
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.24

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.4%
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.5,035
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.63 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$79,298
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,317
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%

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

306 B Ave 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 71% of homes in Kalona 52247
  • Costs less per square foot than 76% of homes in Kalona 52247
  • Has a smaller lot than 87% of homes in Kalona 52247
  • Older than 86% of homes in Kalona 52247

What homes are worth in Kalona 52247

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

This home
$114K$584K

This home is worth more than 29% of homes in Kalona 52247.

How it measures up in Kalona 52247

The dot is this home. The mark in the middle is the typical home in Kalona 52247.

Estimated value$224,174
CheaperTypical $280,850Pricier

Pricier than 29% of homes nearby

Price per ft²$135
CheaperTypical $176Pricier

Pricier than 24% of homes nearby

Living area1,660 ft²
SmallerTypical 1,591 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.21 ac
SmallerTypical 0.5 acBigger

Bigger than 13% of homes nearby

Year built1900
OlderTypical 1977Newer

Newer than 14% of homes nearby

How 306 B Ave ranks against every home in each area.
MeasureThis homeKalona 52247Washington County
Estimated valuepricier than$224,17429% of homes57% of homes
Price per ft²pricier than$13524% of homes49% of homes
Living areabigger than1,660 ft²55% of homes60% of homes
Lot sizebigger than0.21 ac13% of homes26% of homes
Year builtnewer than190014% of homes24% of homes

About 306 B Ave

How much is 306 B Ave, Kalona, IA worth?

The TopHap Estimate for 306 B Ave, Kalona, IA is $224,174 as of Oct 21, 2026. The likely range is $202,463 to $245,885. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 306 B Ave, Kalona, IA last sell?

306 B Ave, Kalona, IA last sold on Jun 19, 2017 for $145,000, according to the county's recorded deed.

How big is 306 B Ave, Kalona, IA?

306 B Ave, Kalona, IA has 3 bedrooms, 2 bathrooms, 1,660 square feet of living space and a 0.21-acre lot.

When was 306 B Ave, Kalona, IA built?

306 B Ave, Kalona, IA was built in 1900, making it 126 years old. The building has 1 story.

What schools serve 306 B Ave, Kalona, IA?

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

How does 306 B Ave, Kalona, IA compare to other homes in Kalona 52247?

Among the 2,002 homes in Kalona 52247, it is worth more than 29% of them ($224,174 against a typical $280,850), its price per square foot is higher than 24% of them ($135 against a typical $176), it is bigger than 55% of them (1,660 ft² against a typical 1,591 ft²), its lot is bigger than 13% of them (0.21 ac against a typical 0.5 ac) and it is newer than 14% of them (1900 against a typical 1977). Measured against all of Washington County, it is worth more than 57% 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 306 B Ave, Kalona, IA?

The 2025 property tax bill for 306 B Ave, Kalona, IA was $2,696. The county assessed it at $178,700.

More homes on B Ave

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Assigned schools

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