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Single Family ResidenceResidential
$264,904$204 / 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 88How 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

307 POLK ST

NORTH FOND DU LAC, WI 54937
3
Beds
4 / 2
Baths
1,300 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$265K
$233K low$296K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,396 (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.$171,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$25,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$146,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$171,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$229,198

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.13 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.Bi-Level
CountyFond du Lac
Lot (acres)The size of the land the home sits on, from county records.0.31
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Central
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 320 ft²

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.

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

E
Friendship Learning Elementary SchoolB
Elementary · Grades KG–5 · 0.1 mi
M
Bessie Allen Middle SchoolB
Middle · Grades 6–8 · 0.2 mi
H
Horace Mann High SchoolB
High · Grades 9–12 · 0.2 mi

District: North Fond Du Lac School District

Neighborhood · ZIP 54937These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.21

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
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.21,068
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.175 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,119
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,235
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.31 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

307 Polk 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 69% of homes in Fond Du Lac 54937
  • Costs more per square foot than 67% of homes in Fond du Lac County
  • Smaller than 69% of homes in Fond Du Lac 54937
  • Has a smaller lot than 72% of homes in Fond Du Lac 54937
  • Newer than 71% of homes in Fond du Lac County

What homes are worth in Fond Du Lac 54937

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

This home
$116K$925K

This home is worth more than 31% of homes in Fond Du Lac 54937.

How it measures up in Fond Du Lac 54937

The dot is this home. The mark in the middle is the typical home in Fond Du Lac 54937.

Estimated value$264,904
CheaperTypical $361,837Pricier

Pricier than 31% of homes nearby

Price per ft²$204
CheaperTypical $203Pricier

Pricier than 51% of homes nearby

Living area1,300 ft²
SmallerTypical 1,584 ft²Bigger

Bigger than 31% of homes nearby

Lot size0.31 ac
SmallerTypical 0.72 acBigger

Bigger than 28% of homes nearby

Year built1977
OlderTypical 1972Newer

Newer than 57% of homes nearby

How 307 Polk St ranks against every home in each area.
MeasureThis homeFond Du Lac 54937Fond du Lac County
Estimated valuepricier than$264,90431% of homes47% of homes
Price per ft²pricier than$20451% of homes67% of homes
Living areabigger than1,300 ft²31% of homes38% of homes
Lot sizebigger than0.31 ac28% of homes48% of homes
Year builtnewer than197757% of homes71% of homes

About 307 Polk St

How much is 307 Polk St, North Fond Du Lac, WI worth?

The TopHap Estimate for 307 Polk St, North Fond Du Lac, WI is $264,904 as of Sep 24, 2026. The likely range is $233,312 to $296,496. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 307 Polk St, North Fond Du Lac, WI?

307 Polk St, North Fond Du Lac, WI has 3 bedrooms, 4 bathrooms, 1,300 square feet of living space and a 0.31-acre lot.

When was 307 Polk St, North Fond Du Lac, WI built?

307 Polk St, North Fond Du Lac, WI was built in 1977, making it 49 years old. It is a bi-level home. The building has 1 story.

What schools serve 307 Polk St, North Fond Du Lac, WI?

307 Polk St, North Fond Du Lac, WI is assigned to Friendship Learning Elementary School (elementary), rated B; Bessie Allen Middle School (middle), rated B; Horace Mann High School (high), rated B. All sit in North Fond Du Lac School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 307 Polk St, North Fond Du Lac, WI compare to other homes in Fond Du Lac 54937?

Among the 7,213 homes in Fond Du Lac 54937, it is worth more than 31% of them ($264,904 against a typical $361,837), its price per square foot is higher than 51% of them ($204 against a typical $203), it is bigger than 31% of them (1,300 ft² against a typical 1,584 ft²), its lot is bigger than 28% of them (0.31 ac against a typical 0.72 ac) and it is newer than 57% of them (1977 against a typical 1972). Measured against all of Fond du Lac County, it is worth more than 47% 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 307 Polk St, North Fond Du Lac, WI?

The 2025 property tax bill for 307 Polk St, North Fond Du Lac, WI was $3,396. The county assessed it at $171,500.

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