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Single Family ResidenceResidential
$185,603$193 / 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 85How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $170,000 on Jul 3, 2024

331 MERTENS AVE

RACINE, WI 53405
2
Beds
1
Baths
963 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$186K
$158K low$213K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$170,000 · Jul 3, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,005 (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.$122,600 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$15,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$106,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$122,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$136,515

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.29
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
47
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
65
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
33
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Ranch
CountyRacine
Lot (acres)The size of the land the home sits on, from county records.0.12
HeatingThe type of heating system in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Fratt Elementary SchoolC+
Elementary · Grades KG–5 · 0.7 mi
H
Park High SchoolC+
High · Grades 9–12 · 0.8 mi
M
Mitchell SchoolF
Middle · Grades KG–8 · 2.0 mi

District: Racine School District

Neighborhood · ZIP 53405These 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.98
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.9%
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.25,331
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,749 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,464
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,982
Average tempThe average temperature here across a full year.48°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.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

331 Mertens 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 86% of homes in Racine County
  • Costs more per square foot than 70% of homes in Island Park
  • Smaller than 89% of homes in Racine County
  • Has a smaller lot than 83% of homes in Racine County
  • Newer than 75% of homes in Island Park

What homes are worth in Racine 53405

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

This home
$124K$532K

This home is worth more than 25% of homes in Racine 53405.

How it measures up in Racine 53405

The dot is this home. The mark in the middle is the typical home in Racine 53405.

Estimated value$185,603
CheaperTypical $226,291Pricier

Pricier than 25% of homes nearby

Price per ft²$193
CheaperTypical $189Pricier

Pricier than 54% of homes nearby

Living area963 ft²
SmallerTypical 1,276 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.12 ac
SmallerTypical 0.14 acBigger

Bigger than 30% of homes nearby

Year built1952
OlderTypical 1949Newer

Newer than 60% of homes nearby

How 331 Mertens Ave ranks against every home in each area.
MeasureThis homeIsland ParkRacine 53405Racine County
Estimated valuepricier than$185,60365% of homes25% of homes14% of homes
Price per ft²pricier than$19370% of homes54% of homes43% of homes
Living areabigger than963 ft²47% of homes18% of homes11% of homes
Lot sizebigger than0.12 ac51% of homes30% of homes17% of homes
Year builtnewer than195275% of homes60% of homes40% of homes

About 331 Mertens Ave

How much is 331 Mertens Ave, Racine, WI worth?

The TopHap Estimate for 331 Mertens Ave, Racine, WI is $185,603 as of Aug 30, 2026. The likely range is $158,385 to $212,821. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 331 Mertens Ave, Racine, WI last sell?

331 Mertens Ave, Racine, WI last sold on Jul 3, 2024 for $170,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 331 Mertens Ave, Racine, WI?

331 Mertens Ave, Racine, WI has 2 bedrooms, 1 bathrooms, 963 square feet of living space and a 0.12-acre lot.

When was 331 Mertens Ave, Racine, WI built?

331 Mertens Ave, Racine, WI was built in 1952, making it 74 years old. It is a ranch home. The building has 1 story.

What schools serve 331 Mertens Ave, Racine, WI?

331 Mertens Ave, Racine, WI is assigned to Fratt Elementary School (elementary), rated C+; Park High School (high), rated C+; Mitchell School (middle), rated F. All sit in Racine School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 331 Mertens Ave, Racine, WI compare to other homes in Racine 53405?

Among the 9,114 homes in Racine 53405, it is worth more than 25% of them ($185,603 against a typical $226,291), its price per square foot is higher than 54% of them ($193 against a typical $189), it is bigger than 18% of them (963 ft² against a typical 1,276 ft²), its lot is bigger than 30% of them (0.12 ac against a typical 0.14 ac) and it is newer than 60% of them (1952 against a typical 1949). Measured against all of Racine 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 331 Mertens Ave, Racine, WI?

The 2024 property tax bill for 331 Mertens Ave, Racine, WI was $3,005. The county assessed it at $122,600.

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