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Residential (General/Single)Residential
$438,346
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 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

307 E JEFFERSON ST

SPRING GREEN, WI 53588
0
Baths
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$438K
$383K low$493K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,298 (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.$386,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$43,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$343,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$386,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$416,796

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountySauk
Lot (acres)The size of the land the home sits on, from county records.0.50

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

M
River Valley Middle SchoolB
Middle · Grades 5–8 · 0.6 mi
H
River Valley High SchoolA
High · Grades 9–12 · 0.7 mi
E
River Valley Elementary SchoolD+
Elementary · Grades 1–4 · 0.7 mi

District: River Valley School District

Neighborhood · ZIP 53588These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.4,659
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.32 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,298
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,285
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.34 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 E Jefferson 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 more than 73% of homes in Sauk County
  • Has a smaller lot than 66% of homes in Spring Green 53588

What homes are worth in Spring Green 53588

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

This home
$135K$1.1M

This home is worth more than 62% of homes in Spring Green 53588.

How it measures up in Spring Green 53588

The dot is this home. The mark in the middle is the typical home in Spring Green 53588.

Estimated value$438,346
CheaperTypical $384,837Pricier

Pricier than 62% of homes nearby

Lot size0.5 ac
SmallerTypical 1.22 acBigger

Bigger than 34% of homes nearby

How 307 E Jefferson St ranks against every home in each area.
MeasureThis homeSpring Green 53588Sauk County
Estimated valuepricier than$438,34662% of homes73% of homes
Lot sizebigger than0.5 ac34% of homes51% of homes

About 307 E Jefferson St

How much is 307 E Jefferson St, Spring Green, WI worth?

The TopHap Estimate for 307 E Jefferson St, Spring Green, WI is $438,346 as of Oct 21, 2026. The likely range is $383,419 to $493,273. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

What schools serve 307 E Jefferson St, Spring Green, WI?

307 E Jefferson St, Spring Green, WI is assigned to River Valley Middle School (middle), rated B; River Valley High School (high), rated A; River Valley Elementary School (elementary), rated D+. All sit in River Valley School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 307 E Jefferson St, Spring Green, WI compare to other homes in Spring Green 53588?

Among the 1,613 homes in Spring Green 53588, it is worth more than 62% of them ($438,346 against a typical $384,837) and its lot is bigger than 34% of them (0.5 ac against a typical 1.22 ac). Measured against all of Sauk County, it is worth more than 73% 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 E Jefferson St, Spring Green, WI?

The 2025 property tax bill for 307 E Jefferson St, Spring Green, WI was $6,298. The county assessed it at $386,500.

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Assigned schools

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