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Single Family ResidenceResidential
$442,264
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 86How 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 $382,500 on Oct 15, 2015

423 LOST ROCK LN

HUDSON, WI 54016
0
Baths
1.54 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$442K
$382K low$502K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$382,500 · Oct 15, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,698 (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.$526,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$106,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$419,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$526,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$526,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySt. Croix
Lot (acres)The size of the land the home sits on, from county records.1.54
HeatingThe type of heating system in the home.None

Transaction History(2)

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
Westside Elementary SchoolB-
Elementary · Grades KG–5 · 5.0 mi
M
Meyer Middle SchoolB+
Middle · Grades 6–8 · 6.0 mi
H
River Falls High SchoolA
High · Grades 9–12 · 6.8 mi

District: River Falls School District

Neighborhood · ZIP 54016These 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.73
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.9

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.33,084
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.453 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$108,575
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,159
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.32 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

423 Lost Rock Ln 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 St. Croix County

What homes are worth in Hudson 54016

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

This home
$114K$880K

This home is worth more than 72% of homes in Hudson 54016.

How it measures up in Hudson 54016

The dot is this home. The mark in the middle is the typical home in Hudson 54016.

Estimated value$442,264
CheaperTypical $331,019Pricier

Pricier than 72% of homes nearby

Lot size1.54 ac
SmallerTypical 1.06 acBigger

Bigger than 57% of homes nearby

How 423 Lost Rock Ln ranks against every home in each area.
MeasureThis homeHudson 54016St. Croix County
Estimated valuepricier than$442,26472% of homes83% of homes
Lot sizebigger than1.54 ac57% of homes52% of homes

About 423 Lost Rock Ln

How much is 423 Lost Rock Ln, Hudson, WI worth?

The TopHap Estimate for 423 Lost Rock Ln, Hudson, WI is $442,264 as of Aug 30, 2026. The likely range is $382,374 to $502,154. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 Lost Rock Ln, Hudson, WI last sell?

423 Lost Rock Ln, Hudson, WI last sold on Oct 15, 2015 for $382,500, according to the county's recorded deed.

What schools serve 423 Lost Rock Ln, Hudson, WI?

423 Lost Rock Ln, Hudson, WI is assigned to Westside Elementary School (elementary), rated B-; Meyer Middle School (middle), rated B+; River Falls High School (high), rated A. All sit in River Falls School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 423 Lost Rock Ln, Hudson, WI compare to other homes in Hudson 54016?

Among the 12,119 homes in Hudson 54016, it is worth more than 72% of them ($442,264 against a typical $331,019) and its lot is bigger than 57% of them (1.54 ac against a typical 1.06 ac). Measured against all of St. Croix County, it is worth more than 83% 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 423 Lost Rock Ln, Hudson, WI?

The 2025 property tax bill for 423 Lost Rock Ln, Hudson, WI was $5,698. The county assessed it at $526,200.

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Assigned schools

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