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Single Family ResidenceResidential
$445,158
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
Last sold for $442,000 on Aug 25, 2026

9670 STATE ROAD 21

BERLIN, WI 54923
0
Baths
3.43 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$445K
$403K low$487K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$442,000 · Aug 25, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,322 (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.$424,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$363,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$147,950
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$196,458

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWINNEBAGO
Lot (acres)The size of the land the home sits on, from county records.3.43
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(2)

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.

M
Omro Middle SchoolB
Middle · Grades 6–8 · 7.2 mi
H
Omro High SchoolA-
High · Grades 9–12 · 7.2 mi
E
Patch Elementary School
Elementary · Grades PK–1 · 7.2 mi

District: Omro School District

Neighborhood · ZIP 54923These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.15

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.9,013
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.67 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,612
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$78,881
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.32 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

9670 State Road 21 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 93% of homes in Berlin 54923
  • Has a bigger lot than 95% of homes in Winnebago County

What homes are worth in Berlin 54923

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

This home
$74K$562K

This home is worth more than 93% of homes in Berlin 54923.

How it measures up in Berlin 54923

The dot is this home. The mark in the middle is the typical home in Berlin 54923.

Estimated value$445,158
CheaperTypical $225,878Pricier

Pricier than 93% of homes nearby

Lot size3.43 ac
SmallerTypical 0.59 acBigger

Bigger than 78% of homes nearby

How 9670 State Road 21 ranks against every home in each area.
MeasureThis homeBerlin 54923Winnebago County
Estimated valuepricier than$445,15893% of homes81% of homes
Lot sizebigger than3.43 ac78% of homes95% of homes

About 9670 State Road 21

How much is 9670 State Road 21, Berlin, WI worth?

The TopHap Estimate for 9670 State Road 21, Berlin, WI is $445,158 as of Sep 24, 2026. The likely range is $402,989 to $487,327. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9670 State Road 21, Berlin, WI last sell?

9670 State Road 21, Berlin, WI last sold on Aug 25, 2026 for $442,000, according to the county's recorded deed.

What schools serve 9670 State Road 21, Berlin, WI?

9670 State Road 21, Berlin, WI is assigned to Omro Middle School (middle), rated B; Omro High School (high), rated A-; Patch Elementary School (elementary). All sit in Omro School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9670 State Road 21, Berlin, WI compare to other homes in Berlin 54923?

Among the 3,249 homes in Berlin 54923, it is worth more than 93% of them ($445,158 against a typical $225,878) and its lot is bigger than 78% of them (3.43 ac against a typical 0.59 ac). Measured against all of Winnebago County, it is worth more than 81% 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 9670 State Road 21, Berlin, WI?

The 2025 property tax bill for 9670 State Road 21, Berlin, WI was $4,322. The county assessed it at $424,500.

More homes on State Road 21

Closest homes

More homes in Berlin 54923

Assigned schools

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