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Single Family ResidentialResidential
$268,206
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 91How 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

603 MAIN ST

KEWASKUM, WI 53040
0
Baths
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$268K
$243K low$293K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,100 (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.$227,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$26,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$201,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$227,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$277,293

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.14 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.0.2 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 Residential
CountyWashington
Lot (acres)The size of the land the home sits on, from county records.0.22
HeatingThe type of heating system in the home.None

Neighborhood · ZIP 53040These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.0%
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.8,826
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.138 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,456
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$115,835
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%

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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

603 Main St 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 86% of homes in Kewaskum 53040
  • Has a smaller lot than 87% of homes in Kewaskum 53040

What homes are worth in Kewaskum 53040

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

This home
$144K$857K

This home is worth more than 14% of homes in Kewaskum 53040.

How it measures up in Kewaskum 53040

The dot is this home. The mark in the middle is the typical home in Kewaskum 53040.

Estimated value$268,206
CheaperTypical $391,559Pricier

Pricier than 14% of homes nearby

Lot size0.22 ac
SmallerTypical 0.92 acBigger

Bigger than 13% of homes nearby

How 603 Main St ranks against every home in each area.
MeasureThis homeKewaskum 53040Washington County
Estimated valuepricier than$268,20614% of homes14% of homes
Lot sizebigger than0.22 ac13% of homes14% of homes

About 603 Main St

How much is 603 Main St, Kewaskum, WI worth?

The TopHap Estimate for 603 Main St, Kewaskum, WI is $268,206 as of Sep 24, 2026. The likely range is $243,271 to $293,141. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How does 603 Main St, Kewaskum, WI compare to other homes in Kewaskum 53040?

Among the 3,110 homes in Kewaskum 53040, it is worth more than 14% of them ($268,206 against a typical $391,559) and its lot is bigger than 13% of them (0.22 ac against a typical 0.92 ac). Measured against all of Washington County, it is worth more than 14% 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 603 Main St, Kewaskum, WI?

The 2025 property tax bill for 603 Main St, Kewaskum, WI was $3,100. The county assessed it at $227,700.

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