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Single Family ResidenceResidential
$248,102
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 86How 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 $399,900 on Jul 9, 2024

1820 ROTTERDAM AVE

BALDWIN, WI 54002
0
Baths
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$248K
$213K low$284K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$399,900 · Jul 9, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,942 (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.$301,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$38,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$262,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$301,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$301,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySt. Croix
Lot (acres)The size of the land the home sits on, from county records.0.31
HeatingThe type of heating system in the home.None

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.

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

E
Greenfield Elementary SchoolC+
Elementary · Grades PK–5 · 1.0 mi
H
Baldwin-Woodville High SchoolB+
High · Grades 9–12 · 1.1 mi
M
Viking Middle SchoolC
Middle · Grades 6–8 · 5.1 mi

District: Baldwin-Woodville Area School District

Neighborhood · ZIP 54002These 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.134
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.11

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.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.7,206
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.94 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,734
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,669
Average tempThe average temperature here across a full year.43°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

1820 Rotterdam 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 more than 69% of homes in Baldwin 54002
  • Has a smaller lot than 72% of homes in St. Croix County

What homes are worth in Baldwin 54002

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

This home
$112K$466K

This home is worth more than 69% of homes in Baldwin 54002.

How it measures up in Baldwin 54002

The dot is this home. The mark in the middle is the typical home in Baldwin 54002.

Estimated value$248,102
CheaperTypical $208,888Pricier

Pricier than 69% of homes nearby

Lot size0.31 ac
SmallerTypical 0.5 acBigger

Bigger than 36% of homes nearby

How 1820 Rotterdam Ave ranks against every home in each area.
MeasureThis homeBaldwin 54002St. Croix County
Estimated valuepricier than$248,10269% of homes40% of homes
Lot sizebigger than0.31 ac36% of homes28% of homes

About 1820 Rotterdam Ave

How much is 1820 Rotterdam Ave, Baldwin, WI worth?

The TopHap Estimate for 1820 Rotterdam Ave, Baldwin, WI is $248,102 as of Aug 30, 2026. The likely range is $212,610 to $283,594. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1820 Rotterdam Ave, Baldwin, WI last sell?

1820 Rotterdam Ave, Baldwin, WI last sold on Jul 9, 2024 for $399,900, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

What schools serve 1820 Rotterdam Ave, Baldwin, WI?

1820 Rotterdam Ave, Baldwin, WI is assigned to Greenfield Elementary School (elementary), rated C+; Baldwin-Woodville High School (high), rated B+; Viking Middle School (middle), rated C. All sit in Baldwin-Woodville Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1820 Rotterdam Ave, Baldwin, WI compare to other homes in Baldwin 54002?

Among the 1,801 homes in Baldwin 54002, it is worth more than 69% of them ($248,102 against a typical $208,888) and its lot is bigger than 36% of them (0.31 ac against a typical 0.5 ac). Measured against all of St. Croix County, it is worth more than 40% 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 1820 Rotterdam Ave, Baldwin, WI?

The 2025 property tax bill for 1820 Rotterdam Ave, Baldwin, WI was $5,942. The county assessed it at $301,100.

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