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Single Family ResidenceResidential
$212,081$148 / 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 95How 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 UNION ST

RIPON, WI 54971
3
Beds
2
Baths
1,431 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$212K
$202K low$222K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,735 (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.$120,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$16,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$104,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$120,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$186,007

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
CountyFond du Lac
Lot (acres)The size of the land the home sits on, from county records.0.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
FireplaceWhether the home has a fireplace, and what kind.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 135 ft²Shed · 64 ft²

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

H
Ripon High SchoolB+
High · Grades 9–12 · 1.0 mi
M
Ripon Middle SchoolB+
Middle · Grades 6–8 · 1.1 mi

District: Ripon Area School District

Neighborhood · ZIP 54971These 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.122
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 100.17

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.12,292
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.109 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,894
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$86,131
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

307 Union 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 68% of homes in Fond du Lac County
  • Costs less per square foot than 66% of homes in Fond du Lac County
  • Has a smaller lot than 94% of homes in Ripon 54971
  • Newer than 66% of homes in Ripon 54971

What homes are worth in Ripon 54971

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

This home
$79K$1.5M

This home is worth more than 40% of homes in Ripon 54971.

How it measures up in Ripon 54971

The dot is this home. The mark in the middle is the typical home in Ripon 54971.

Estimated value$212,081
CheaperTypical $234,252Pricier

Pricier than 40% of homes nearby

Price per ft²$148
CheaperTypical $147Pricier

Pricier than 51% of homes nearby

Living area1,431 ft²
SmallerTypical 1,502 ft²Bigger

Bigger than 45% of homes nearby

Lot size0.16 ac
SmallerTypical 0.34 acBigger

Bigger than 6% of homes nearby

Year built1960
OlderTypical 1950Newer

Newer than 66% of homes nearby

How 307 Union St ranks against every home in each area.
MeasureThis homeRipon 54971Fond du Lac County
Estimated valuepricier than$212,08140% of homes32% of homes
Price per ft²pricier than$14851% of homes34% of homes
Living areabigger than1,431 ft²45% of homes49% of homes
Lot sizebigger than0.16 ac6% of homes16% of homes
Year builtnewer than196066% of homes57% of homes

About 307 Union St

How much is 307 Union St, Ripon, WI worth?

The TopHap Estimate for 307 Union St, Ripon, WI is $212,081 as of Sep 24, 2026. The likely range is $202,354 to $221,808. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 307 Union St, Ripon, WI?

307 Union St, Ripon, WI has 3 bedrooms, 2 bathrooms, 1,431 square feet of living space and a 0.17-acre lot.

When was 307 Union St, Ripon, WI built?

307 Union St, Ripon, WI was built in 1960, making it 66 years old. It is a ranch home. The building has 1 story.

What schools serve 307 Union St, Ripon, WI?

307 Union St, Ripon, WI is assigned to Ripon High School (high), rated B+; Ripon Middle School (middle), rated B+. All sit in Ripon Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 307 Union St, Ripon, WI compare to other homes in Ripon 54971?

Among the 3,878 homes in Ripon 54971, it is worth more than 40% of them ($212,081 against a typical $234,252), its price per square foot is higher than 51% of them ($148 against a typical $147), it is bigger than 45% of them (1,431 ft² against a typical 1,502 ft²), its lot is bigger than 6% of them (0.16 ac against a typical 0.34 ac) and it is newer than 66% of them (1960 against a typical 1950). Measured against all of Fond du Lac County, it is worth more than 32% 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 Union St, Ripon, WI?

The 2025 property tax bill for 307 Union St, Ripon, WI was $2,735. The county assessed it at $120,600.

More homes on Union St

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