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Residential (General/Single)Residential
$229,010$219 / 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 94How 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 $230,000 on Aug 18, 2025

830 S GAMMON RD

MADISON, WI 53719
Building report
2
Beds
2
Baths
1,045 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.
4.76 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
1
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

$229K
$216K low$242K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$230,000 · Aug 18, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,609 (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.$213,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$20,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$192,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$204,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$186,746

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
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.1999
Lot (acres)The size of the land the home sits on, from county records.4.76
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
CoolingThe type of cooling or air conditioning in the home.Central
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
ViewThe type of view from the property, or another feature of the site that affects value.Traffic
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 100 ft²

Transaction History(8)

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
Milele Chikasa Anana Elementary SchoolD
Elementary · Grades EE–5 · 0.8 mi
H
Vel Phillips Memorial High SchoolD
High · Grades 9–12 · 1.2 mi
M
Ezekiel Gillespie Middle SchoolD
Middle · Grades 6–8 · 1.3 mi

District: Madison Metropolitan School District

Neighborhood · ZIP 53719These 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.74
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.23

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.97%
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.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.34,153
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,284 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,708
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,747
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

830 S Gammon Rd 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 93% of homes in Dane County
  • Costs less per square foot than 68% of homes in Dane County
  • Smaller than 90% of homes in Madison 53719
  • Has a bigger lot than 96% of homes in Madison 53719
  • Older than 83% of homes in Madison 53719

What homes are worth in Madison 53719

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

This home
$152K$768K

This home is worth more than 10% of homes in Madison 53719.

How it measures up in Madison 53719

The dot is this home. The mark in the middle is the typical home in Madison 53719.

Estimated value$229,010
CheaperTypical $400,300Pricier

Pricier than 10% of homes nearby

Price per ft²$219
CheaperTypical $219Pricier

Pricier than 51% of homes nearby

Living area1,045 ft²
SmallerTypical 1,817 ft²Bigger

Bigger than 10% of homes nearby

Lot size4.76 ac
SmallerTypical 0.22 acBigger

Bigger than 96% of homes nearby

Year built1987
OlderTypical 1998Newer

Newer than 17% of homes nearby

How 830 S Gammon Rd ranks against every home in each area.
MeasureThis homeMadison 53719Dane County
Estimated valuepricier than$229,01010% of homes7% of homes
Price per ft²pricier than$21951% of homes32% of homes
Living areabigger than1,045 ft²10% of homes10% of homes
Lot sizebigger than4.76 ac96% of homes96% of homes
Year builtnewer than198717% of homes60% of homes

About 830 S Gammon Rd

How much is 830 S Gammon Rd, Madison, WI worth?

The TopHap Estimate for 830 S Gammon Rd, Madison, WI is $229,010 as of Sep 24, 2026. The likely range is $216,215 to $241,805. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 830 S Gammon Rd, Madison, WI last sell?

830 S Gammon Rd, Madison, WI last sold on Aug 18, 2025 for $230,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 830 S Gammon Rd, Madison, WI?

830 S Gammon Rd, Madison, WI has 2 bedrooms, 2 bathrooms, 1,045 square feet of living space and a 4.76-acre lot.

When was 830 S Gammon Rd, Madison, WI built?

830 S Gammon Rd, Madison, WI was built in 1987, making it 39 years old. The building has 1 story.

What schools serve 830 S Gammon Rd, Madison, WI?

830 S Gammon Rd, Madison, WI is assigned to Milele Chikasa Anana Elementary School (elementary), rated D; Vel Phillips Memorial High School (high), rated D; Ezekiel Gillespie Middle School (middle), rated D. All sit in Madison Metropolitan School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 830 S Gammon Rd, Madison, WI compare to other homes in Madison 53719?

Among the 9,011 homes in Madison 53719, it is worth more than 10% of them ($229,010 against a typical $400,300), its price per square foot is higher than 51% of them ($219 against a typical $219), it is bigger than 10% of them (1,045 ft² against a typical 1,817 ft²), its lot is bigger than 96% of them (4.76 ac against a typical 0.22 ac) and it is newer than 17% of them (1987 against a typical 1998). Measured against all of Dane County, it is worth more than 7% 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 830 S Gammon Rd, Madison, WI?

The 2025 property tax bill for 830 S Gammon Rd, Madison, WI was $3,609. The county assessed it at $213,000.

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