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Duplex (2 Units, Any Combination)Residential
Last sold for $107,000 on Jul 26, 2017

811 UNION ST

HARTFORD, WI 53027
4
Beds
2
Baths
1,620 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$107,000 · Jul 26, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,088 (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.$164,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$29,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$135,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$164,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$200,053

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyWashington
Lot (acres)The size of the land the home sits on, from county records.0.14
RoofThe main material covering the roof, such as asphalt shingle or tile.Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.None
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 69 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.

E
Rossman Elementary SchoolA-
Elementary · Grades PK–5 · 0.3 mi
H
Hartford High SchoolC
High · Grades 9–12 · 1.4 mi
M
Central Middle SchoolC-
Middle · Grades 6–8 · 1.7 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

811 Union 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.

  • Has a smaller lot than 97% of homes in Washington County
  • Older than 91% of homes in Washington County

How it measures up in Hartford 53027

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

Living area1,620 ft²
SmallerTypical 1,700 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.14 ac
SmallerTypical 0.33 acBigger

Bigger than 4% of homes nearby

Year built1930
OlderTypical 1997Newer

Newer than 17% of homes nearby

How 811 Union St ranks against every home in each area.
MeasureThis homeHartford 53027Washington County
Living areabigger than1,620 ft²44% of homes46% of homes
Lot sizebigger than0.14 ac4% of homes3% of homes
Year builtnewer than193017% of homes9% of homes

About 811 Union St

When did 811 Union St, Hartford, WI last sell?

811 Union St, Hartford, WI last sold on Jul 26, 2017 for $107,000, according to the county's recorded deed.

How big is 811 Union St, Hartford, WI?

811 Union St, Hartford, WI has 4 bedrooms, 2 bathrooms, 1,620 square feet of living space and a 0.14-acre lot.

When was 811 Union St, Hartford, WI built?

811 Union St, Hartford, WI was built in 1930, making it 96 years old. The building has 2 stories.

What schools serve 811 Union St, Hartford, WI?

811 Union St, Hartford, WI is assigned to Rossman Elementary School (elementary), rated A-; Hartford High School (high), rated C; Central Middle School (middle), rated C-. All sit in Hartford Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 811 Union St, Hartford, WI compare to other homes in Hartford 53027?

Among the 8,605 homes in Hartford 53027, it is bigger than 44% of them (1,620 ft² against a typical 1,700 ft²), its lot is bigger than 4% of them (0.14 ac against a typical 0.33 ac) and it is newer than 17% of them (1930 against a typical 1997). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 811 Union St, Hartford, WI?

The 2025 property tax bill for 811 Union St, Hartford, WI was $2,088. The county assessed it at $164,500.

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Assigned schools

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