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Single Family ResidenceResidential
$979,880
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 85How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

321 IRONSTONE CT

CEDARBURG, WI 53012
0
Baths
1.63 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$980K
$830K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,850 (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.$853,500 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$156,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$696,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$853,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$896,700

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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountyOzaukee
Lot (acres)The size of the land the home sits on, from county records.1.63
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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.

M
Webster Middle SchoolA+
Middle · Grades 6–8 · 1.7 mi
H
Cedarburg High SchoolA+
High · Grades 9–12 · 1.9 mi
E
Parkview Elementary SchoolA+
Elementary · Grades PK–5 · 2.1 mi

District: Cedarburg School District

Neighborhood · ZIP 53012These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.20

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.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
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.19,680
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.583 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,959
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,373
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.33 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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

321 Ironstone Ct 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 95% of homes in Cedarburg 53012
  • Has a bigger lot than 82% of homes in Cedarburg 53012

What homes are worth in Cedarburg 53012

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

This home
$218K$1.1M

This home is worth more than 95% of homes in Cedarburg 53012.

How it measures up in Cedarburg 53012

The dot is this home. The mark in the middle is the typical home in Cedarburg 53012.

Estimated value$979,880
CheaperTypical $497,169Pricier

Pricier than 95% of homes nearby

Lot size1.63 ac
SmallerTypical 0.41 acBigger

Bigger than 82% of homes nearby

How 321 Ironstone Ct ranks against every home in each area.
MeasureThis homeCedarburg 53012Ozaukee County
Estimated valuepricier than$979,88095% of homes93% of homes
Lot sizebigger than1.63 ac82% of homes81% of homes

About 321 Ironstone Ct

How much is 321 Ironstone Ct, Cedarburg, WI worth?

The TopHap Estimate for 321 Ironstone Ct, Cedarburg, WI is $979,880 as of Sep 24, 2026. The likely range is $830,301 to $1,129,459. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 Ironstone Ct, Cedarburg, WI last sell?

321 Ironstone Ct, Cedarburg, WI last sold on Dec 21, 2023, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

What schools serve 321 Ironstone Ct, Cedarburg, WI?

321 Ironstone Ct, Cedarburg, WI is assigned to Webster Middle School (middle), rated A+; Cedarburg High School (high), rated A+; Parkview Elementary School (elementary), rated A+. All sit in Cedarburg School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 Ironstone Ct, Cedarburg, WI compare to other homes in Cedarburg 53012?

Among the 6,764 homes in Cedarburg 53012, it is worth more than 95% of them ($979,880 against a typical $497,169) and its lot is bigger than 82% of them (1.63 ac against a typical 0.41 ac). Measured against all of Ozaukee County, it is worth more than 93% 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 321 Ironstone Ct, Cedarburg, WI?

The 2024 property tax bill for 321 Ironstone Ct, Cedarburg, WI was $8,850. The county assessed it at $853,500.

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