Skip to content
Skip to content
TopHapOpen in map
Duplex (2 Units, Any Combination)Residential

306 S MILLS ST

MADISON, WI 53715
4
Beds
2
Baths
2,296 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
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.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,623 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$491,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$161,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$330,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$491,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$491,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyDane
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1965
Lot (acres)The size of the land the home sits on, from county records.0.11
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.

E
Franklin Elementary School
Elementary · Grades PK–2 · 1.0 mi
H
West High SchoolD+
High · Grades 9–12 · 1.2 mi
M
Velma Hamilton Middle SchoolA
Middle · Grades 6–8 · 2.8 mi

District: Madison Metropolitan School District

Neighborhood · ZIP 53715These 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.162
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.28

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.43%
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.11,368
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,452 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,213
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,900
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

Owner Tools

Do you own this home?
Claim this home

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

306 S Mills 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.

  • Bigger than 84% of homes in Madison 53715
  • Has a smaller lot than 90% of homes in Dane County
  • Newer than 86% of homes in Greenbush

How it measures up in Madison 53715

The dot is this home. The mark in the middle is the typical home in Madison 53715.

Living area2,296 ft²
SmallerTypical 1,546 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.11 ac
SmallerTypical 0.13 acBigger

Bigger than 39% of homes nearby

Year built1952
OlderTypical 1927Newer

Newer than 85% of homes nearby

How 306 S Mills St ranks against every home in each area.
MeasureThis homeGreenbushMadison 53715Dane County
Living areabigger than2,296 ft²83% of homes84% of homes78% of homes
Lot sizebigger than0.11 ac59% of homes39% of homes10% of homes
Year builtnewer than195286% of homes85% of homes23% of homes

About 306 S Mills St

When did 306 S Mills St, Madison, WI last sell?

306 S Mills St, Madison, WI last sold on Dec 3, 2025, according to the county's recorded deed.

How big is 306 S Mills St, Madison, WI?

306 S Mills St, Madison, WI has 4 bedrooms, 2 bathrooms, 2,296 square feet of living space and a 0.11-acre lot.

When was 306 S Mills St, Madison, WI built?

306 S Mills St, Madison, WI was built in 1952, making it 74 years old. The building has 2 stories.

What schools serve 306 S Mills St, Madison, WI?

306 S Mills St, Madison, WI is assigned to Franklin Elementary School (elementary); West High School (high), rated D+; Velma Hamilton Middle School (middle), rated A. All sit in Madison Metropolitan School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 306 S Mills St, Madison, WI compare to other homes in Madison 53715?

Among the 1,683 homes in Madison 53715, it is bigger than 84% of them (2,296 ft² against a typical 1,546 ft²), its lot is bigger than 39% of them (0.11 ac against a typical 0.13 ac) and it is newer than 85% of them (1952 against a typical 1927). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 306 S Mills St, Madison, WI?

The 2024 property tax bill for 306 S Mills St, Madison, WI was $8,623. The county assessed it at $491,800.

More homes on S Mills St

Closest homes

More homes in Madison 53715

Assigned schools

Explore the area

See this home in context

Open 306 S Mills St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map