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Castana 51010

ZIP codeThe kind of area this report covers. Neighborhood areas nest inside each other, from broad districts down to small pockets.Iowa
$187K
Median sale priceThe middle sale price each month, counting normal open-market sales. The average runs above the median when a few expensive sales pull it up. Bars show how many homes sold.
8
Sales (12 mo)How many homes sold here in the last 12 months. More sales make the other numbers more reliable.
$52K
Median valueThe middle estimated value of all homes here, not just the ones that recently sold.

Deed records through Jul 2026 · Quarterly intervals (lower sales volume)Counties take time to publish deeds, so the newest months can be incomplete and may shift as more records arrive.

Market Trends

Sale pricesThe middle sale price each month, counting normal open-market sales. The average runs above the median when a few expensive sales pull it up. Bars show how many homes sold.MedianSales
2016201920212022202420252026
Price per square footThe middle price per square foot, for sales where the size is known. It adjusts for homes being different sizes.$/ft²
2016201920212022202420252026
Sale premium vs estimated valueHow sale prices compare with our estimated values at the time of sale. Above the dashed line, homes sold for more than the models expected — a sign of competitive bidding. Below it, buyers paid under model value.Premium
2016201920212022202420252026
Annual turnover (share of homes sold)The share of all homes here that sold in the trailing 12 months. Higher turnover means a more liquid market where homes trade hands more often.Turnover
2016201920212022202420252026
Buyer mixWho is buying. Cash means no mortgage was recorded, investor means the buyer looked like an investor, and flip means the home resold within a year.CashInvestorFlip resale
2016201920212022202420252026
Financing (share of purchase price)For buyers who borrowed: the middle share of the price they financed, and the middle share they paid up front.Loan (LTV)Down payment
2016201920212022202420252026
Sellers who sold at a gainThe share of sellers each month who sold for more than they originally paid.Sold at gain
2016201920212022202420252026
Typical hold before sellingThe middle number of years sellers owned their home before selling.Median hold
2016201920212022202420252026
Median annualized return at resaleThe middle yearly gain sellers earned, spread across the years they owned the home. Only counts homes held at least a year.Annualized gain
2016201920212022202420252026

Housing Stock

HomesHow many homes we have records for in this area.546
Median value (AVM)The middle estimated value of all homes here, not just the ones that recently sold.$52K
Median sizeThe middle home size here, measured in square feet.1,180 ft²
Median bedroomsThe middle bedroom count for homes here.3
Median year builtThe middle build year for homes here. A recent year means most housing is newer.1976
Single familyThe share of homes here that are single-family houses.73%

Equity & Ownership

Equity rich (LTV ≤ 50%)The share of owners who owe half or less of what their home is worth, meaning they hold a lot of equity.73%
Underwater (LTV ≥ 125%)The share of owners who owe at least 25% more than their home is worth.5.3%
Owner occupiedThe share of homes lived in by their owner rather than rented out or left empty.28%
Company ownedThe share of homes owned by a company or trust instead of a person.14%
Median loan-to-valueThe middle share of home value still owed on loans across all owners here.0%
Typical ownership tenureHow long the typical owner here has held their home.126.6 yrs

CommunityThese 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.149
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 100.16

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.553
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8 / mi²
Median household incomeThe middle household income here — half of households earn more, half earn less.$66K
Average household incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79K
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.31 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

Market metrics are derived from recorded arms-length deeds and refreshed nightly. Temperature blends price momentum, sales velocity, turnover and resale outcomes, ranked against all ZIP codes nationally.

How Castana 51010 compares

By median home value, Castana 51010 is the 8th most expensive of 8 ZIP codes in Monona County, and its typical home is worth more than 19% of all homes in Monona County.

Home values in Castana 51010

Share of homes at each estimated value.

Median
$26K$402K
ZIP codes in Monona County ranked by median home value
#Monona CountyMedian valueHomes
1Mapleton 51034$131K914
2Whiting 51063$125K503
3Blencoe 51523$124K227
4Soldier 51572$105K264
5Moorhead 51558$105K343
6Onawa 51040$97K1,938
7Ute 51060$75K372
8Castana 51010$52K546

About the Castana 51010 market

What is the median home price in Castana 51010, IA?

The median sale price in Castana 51010, IA is $186,500 (data through July 2026), based on deeds recorded with the county.

How many homes sell in Castana 51010, IA each year?

8 homes sold in Castana 51010, IA over the last 12 months (data through July 2026). TopHap counts recorded arm's-length deeds, not listings, so the figure is not affected by which brokerage handled the sale.

How many homes are there in Castana 51010, IA?

Castana 51010, IA contains 546 residential properties, with a median of 1,180 square feet, 3 bedrooms, built around 1976. The median TopHap Estimate is $52K.

How does Castana 51010, IA compare to the rest of Monona County?

By median home value, Castana 51010, IA is the 8th most expensive of 8 ZIP codes in Monona County. Its typical home is worth more than 19% of all homes in Monona County. Ute 51060 ranks just above it. The ranking is rebuilt nightly from the county assessor record of every home in each area.

Do people own or rent in Castana 51010, IA?

28% of homes in Castana 51010, IA are owner-occupied. 14% are held by a company rather than an individual.

How much equity do owners in Castana 51010, IA hold?

73% of mortgaged homes in Castana 51010, IA are equity-rich, meaning the loan balance is under half the home's value. 5.3% owe more than the home is worth.

Nearby markets

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Explore Castana 51010 on the map

See every recorded sale, price heat map, school zone and flood overlay across Castana 51010in TopHap’s interactive 3D map.

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