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Residential (General/Single)Residential
$648,827
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 89How 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 $590,800 on Dec 8, 2023

520 FUNDAMENTAL WAY

COTTAGE GROVE, WI 53527
0
Baths
0.38 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$649K
$578K low$720K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$590,800 · Dec 8, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,303 (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.$456,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$113,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$343,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$138,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyDANE
Lot (acres)The size of the land the home sits on, from county records.0.38
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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.

M
Glacial Drumlin SchoolC-
Middle · Grades 6–8 · 0.3 mi
E
Cottage Grove School
Elementary · Grades 1–2 · 1.4 mi
H
Monona Grove High SchoolB+
High · Grades 9–12 · 5.2 mi

District: Monona Grove School District

Neighborhood · ZIP 53527These 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.31
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.24

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.8%
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.11,163
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.315 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,898
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$129,746
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

520 Fundamental Way 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 87% of homes in Cottage Grove 53527
  • Has a bigger lot than 74% of homes in Dane County

What homes are worth in Cottage Grove 53527

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

This home
$198K$866K

This home is worth more than 87% of homes in Cottage Grove 53527.

How it measures up in Cottage Grove 53527

The dot is this home. The mark in the middle is the typical home in Cottage Grove 53527.

Estimated value$648,827
CheaperTypical $455,678Pricier

Pricier than 87% of homes nearby

Lot size0.38 ac
SmallerTypical 0.37 acBigger

Bigger than 52% of homes nearby

How 520 Fundamental Way ranks against every home in each area.
MeasureThis homeCottage Grove 53527Dane County
Estimated valuepricier than$648,82787% of homes85% of homes
Lot sizebigger than0.38 ac52% of homes74% of homes

About 520 Fundamental Way

How much is 520 Fundamental Way, Cottage Grove, WI worth?

The TopHap Estimate for 520 Fundamental Way, Cottage Grove, WI is $648,827 as of Aug 30, 2026. The likely range is $577,798 to $719,856. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 520 Fundamental Way, Cottage Grove, WI last sell?

520 Fundamental Way, Cottage Grove, WI last sold on Dec 8, 2023 for $590,800, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

What schools serve 520 Fundamental Way, Cottage Grove, WI?

520 Fundamental Way, Cottage Grove, WI is assigned to Glacial Drumlin School (middle), rated C-; Cottage Grove School (elementary); Monona Grove High School (high), rated B+. All sit in Monona Grove School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 520 Fundamental Way, Cottage Grove, WI compare to other homes in Cottage Grove 53527?

Among the 3,884 homes in Cottage Grove 53527, it is worth more than 87% of them ($648,827 against a typical $455,678) and its lot is bigger than 52% of them (0.38 ac against a typical 0.37 ac). Measured against all of Dane County, it is worth more than 85% 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 520 Fundamental Way, Cottage Grove, WI?

The 2025 property tax bill for 520 Fundamental Way, Cottage Grove, WI was $11,303. The county assessed it at $456,500.

More homes on Fundamental Way

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More homes in Cottage Grove 53527

Assigned schools

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