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Single Family ResidenceResidential
$556,960$446 / 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
Last sold for $226,000 on Feb 12, 2007

2145 COMMONWEALTH AVE

MADISON, WI 53726
3
Beds
1
Baths
1,250 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.
1923
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$557K
$528K low$586K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$226,000 · Feb 12, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,511 (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.$441,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$139,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$302,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$441,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$441,000

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.21 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.Traditional/Old
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.Wood (Unspecified)
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
CoolingThe type of cooling or air conditioning in the home.Central
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 120 ft²

Transaction History(1)

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.

H
West High SchoolD+
High · Grades 9–12 · 0.3 mi
M
Velma Hamilton Middle SchoolA
Middle · Grades 6–8 · 1.8 mi
E
Franklin Elementary School
Elementary · Grades PK–2 · 1.9 mi

District: Madison Metropolitan School District

Neighborhood · ZIP 53726These 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.127
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 100.25

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.28%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.5,568
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.12,273 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,161
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,577
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%

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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

2145 Commonwealth Ave 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 90% of homes in Madison 53726
  • Costs more per square foot than 95% of homes in Dane County
  • Smaller than 94% of homes in Madison 53726
  • Has a smaller lot than 90% of homes in Dane County
  • Older than 92% of homes in Dane County

What homes are worth in Madison 53726

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

This home
$317K$1.5M

This home is worth more than 10% of homes in Madison 53726.

How it measures up in Madison 53726

The dot is this home. The mark in the middle is the typical home in Madison 53726.

Estimated value$556,960
CheaperTypical $816,248Pricier

Pricier than 10% of homes nearby

Price per ft²$446
CheaperTypical $388Pricier

Pricier than 81% of homes nearby

Living area1,250 ft²
SmallerTypical 2,111 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.11 ac
SmallerTypical 0.14 acBigger

Bigger than 26% of homes nearby

Year built1923
OlderTypical 1924Newer

Newer than 47% of homes nearby

How 2145 Commonwealth Ave ranks against every home in each area.
MeasureThis homeRegentMadison 53726Dane County
Estimated valuepricier than$556,96012% of homes10% of homes73% of homes
Price per ft²pricier than$44680% of homes81% of homes95% of homes
Living areabigger than1,250 ft²8% of homes6% of homes21% of homes
Lot sizebigger than0.11 ac27% of homes26% of homes10% of homes
Year builtnewer than192338% of homes47% of homes8% of homes

About 2145 Commonwealth Ave

How much is 2145 Commonwealth Ave, Madison, WI worth?

The TopHap Estimate for 2145 Commonwealth Ave, Madison, WI is $556,960 as of Sep 24, 2026. The likely range is $527,713 to $586,207. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2145 Commonwealth Ave, Madison, WI last sell?

2145 Commonwealth Ave, Madison, WI last sold on Feb 12, 2007 for $226,000, according to the county's recorded deed.

How big is 2145 Commonwealth Ave, Madison, WI?

2145 Commonwealth Ave, Madison, WI has 3 bedrooms, 1 bathrooms, 1,250 square feet of living space and a 0.11-acre lot.

When was 2145 Commonwealth Ave, Madison, WI built?

2145 Commonwealth Ave, Madison, WI was built in 1923, making it 103 years old. It is a traditional/old home. The building has 2 stories.

What schools serve 2145 Commonwealth Ave, Madison, WI?

2145 Commonwealth Ave, Madison, WI is assigned to West High School (high), rated D+; Velma Hamilton Middle School (middle), rated A; Franklin Elementary School (elementary). All sit in Madison Metropolitan School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2145 Commonwealth Ave, Madison, WI compare to other homes in Madison 53726?

Among the 1,055 homes in Madison 53726, it is worth more than 10% of them ($556,960 against a typical $816,248), its price per square foot is higher than 81% of them ($446 against a typical $388), it is bigger than 6% of them (1,250 ft² against a typical 2,111 ft²), its lot is bigger than 26% of them (0.11 ac against a typical 0.14 ac) and it is newer than 47% of them (1923 against a typical 1924). Measured against all of Dane 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 2145 Commonwealth Ave, Madison, WI?

The 2024 property tax bill for 2145 Commonwealth Ave, Madison, WI was $7,511. The county assessed it at $441,000.

More homes on Commonwealth Ave

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