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Single Family ResidenceResidential
$579,766
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 91How 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 $300,000 on Oct 17, 2018

7530 COUNTY ROAD O

HARTFORD, WI 53027
0
Baths
3.45 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$580K
$527K low$633K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$300,000 · Oct 17, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,379 (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.$434,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$141,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$292,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$434,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$480,088

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWashington
Lot (acres)The size of the land the home sits on, from county records.3.45
HeatingThe type of heating system in the home.None

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
Erin Elementary SchoolA
Elementary · Grades PK–8 · 1.5 mi
H
Hartford High SchoolC
High · Grades 9–12 · 3.9 mi

District: Hartford Union High School District

Neighborhood · ZIP 53027These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.21

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.4%
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.24,479
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.258 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,697
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,318
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.33 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

7530 County Road O 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 83% of homes in Hartford 53027
  • Has a bigger lot than 85% of homes in Washington County

What homes are worth in Hartford 53027

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

This home
$210K$1.1M

This home is worth more than 83% of homes in Hartford 53027.

How it measures up in Hartford 53027

The dot is this home. The mark in the middle is the typical home in Hartford 53027.

Estimated value$579,766
CheaperTypical $412,050Pricier

Pricier than 83% of homes nearby

Lot size3.45 ac
SmallerTypical 0.33 acBigger

Bigger than 84% of homes nearby

How 7530 County Road O ranks against every home in each area.
MeasureThis homeHartford 53027Washington County
Estimated valuepricier than$579,76683% of homes81% of homes
Lot sizebigger than3.45 ac84% of homes85% of homes

About 7530 County Road O

How much is 7530 County Road O, Hartford, WI worth?

The TopHap Estimate for 7530 County Road O, Hartford, WI is $579,766 as of Aug 30, 2026. The likely range is $526,696 to $632,836. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 7530 County Road O, Hartford, WI last sell?

7530 County Road O, Hartford, WI last sold on Oct 17, 2018 for $300,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

What schools serve 7530 County Road O, Hartford, WI?

7530 County Road O, Hartford, WI is assigned to Erin Elementary School (elementary), rated A; Hartford High School (high), rated C. All sit in Hartford Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 7530 County Road O, Hartford, WI compare to other homes in Hartford 53027?

Among the 8,593 homes in Hartford 53027, it is worth more than 83% of them ($579,766 against a typical $412,050) and its lot is bigger than 84% of them (3.45 ac against a typical 0.33 ac). Measured against all of Washington County, it is worth more than 81% 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 7530 County Road O, Hartford, WI?

The 2025 property tax bill for 7530 County Road O, Hartford, WI was $3,379. The county assessed it at $434,200.

More homes on County Road O

Closest homes

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Assigned schools

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