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Single Family ResidenceResidential
$317,861$237 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $70,000 on Apr 11, 2017

3900 KNOLL PL

RACINE, WI 53403
4
Beds
1
Baths
1,340 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
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.

Valuation

$318K
$308K low$327K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$70,000 · Apr 11, 2017
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$227,861
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$182,289
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.30%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$90,000
QUICKEN LNS · recorded Jan 22, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,985 (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.$234,900 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$213,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$234,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$261,560

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.39
39
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
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.
67
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.
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.30%
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.0.19
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(3)

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(2)

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

E
Dr. Jones Elementary SchoolD
Elementary · Grades KG–5 · 0.4 mi
M
Mitchell SchoolF
Middle · Grades KG–8 · 1.0 mi
H
Park High SchoolC+
High · Grades 9–12 · 2.3 mi

District: Racine School District

Neighborhood · ZIP 53403These 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.123
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 100.28

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.19%
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.26,702
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,124 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,998
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,349
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

3900 Knoll Pl 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 78% of homes in Racine 53403
  • Costs more per square foot than 84% of homes in Racine 53403
  • Bigger than 79% of homes in Greenbriar
  • Has a bigger lot than 67% of homes in Racine 53403
  • Newer than 83% of homes in Greenbriar

What homes are worth in Racine 53403

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

This home
$68K$662K

This home is worth more than 78% of homes in Racine 53403.

How it measures up in Racine 53403

The dot is this home. The mark in the middle is the typical home in Racine 53403.

Estimated value$317,861
CheaperTypical $218,268Pricier

Pricier than 78% of homes nearby

Price per ft²$237
CheaperTypical $178Pricier

Pricier than 84% of homes nearby

Living area1,340 ft²
SmallerTypical 1,372 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.19 ac
SmallerTypical 0.13 acBigger

Bigger than 67% of homes nearby

Year built1972
OlderTypical 1944Newer

Newer than 82% of homes nearby

How 3900 Knoll Pl ranks against every home in each area.
MeasureThis homeGreenbriarRacine 53403Racine County
Estimated valuepricier than$317,86177% of homes78% of homes52% of homes
Price per ft²pricier than$23738% of homes84% of homes74% of homes
Living areabigger than1,340 ft²79% of homes48% of homes43% of homes
Lot sizebigger than0.19 ac65% of homes67% of homes39% of homes
Year builtnewer than197283% of homes82% of homes67% of homes

About 3900 Knoll Pl

How much is 3900 Knoll Pl, Racine, WI worth?

The TopHap Estimate for 3900 Knoll Pl, Racine, WI is $317,861 as of Jul 14, 2026. The likely range is $308,258 to $327,464. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3900 Knoll Pl, Racine, WI last sell?

3900 Knoll Pl, Racine, WI last sold on Apr 11, 2017 for $70,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3900 Knoll Pl, Racine, WI?

3900 Knoll Pl, Racine, WI has 4 bedrooms, 1 bathrooms, 1,340 square feet of living space and a 0.19-acre lot.

When was 3900 Knoll Pl, Racine, WI built?

3900 Knoll Pl, Racine, WI was built in 1972, making it 54 years old. It is a ranch home. The building has 1 story.

What schools serve 3900 Knoll Pl, Racine, WI?

3900 Knoll Pl, Racine, WI is assigned to Dr. Jones Elementary School (elementary), rated D; Mitchell School (middle), rated F; Park High School (high), rated C+. All sit in Racine School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3900 Knoll Pl, Racine, WI compare to other homes in Racine 53403?

Among the 8,514 homes in Racine 53403, it is worth more than 78% of them ($317,861 against a typical $218,268), its price per square foot is higher than 84% of them ($237 against a typical $178), it is bigger than 48% of them (1,340 ft² against a typical 1,372 ft²), its lot is bigger than 67% of them (0.19 ac against a typical 0.13 ac) and it is newer than 82% of them (1972 against a typical 1944). Measured against all of Racine County, it is worth more than 52% 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 3900 Knoll Pl, Racine, WI?

The 2024 property tax bill for 3900 Knoll Pl, Racine, WI was $6,985. The county assessed it at $234,900.

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Assigned schools

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