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Single Family ResidenceResidential
$215,570$160 / 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 88How 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 $128,200 on Jun 26, 2020

1820 ONALASKA AVE

LA CROSSE, WI 54603
3
Beds
1
Baths
1,349 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1901
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$216K
$189K low$243K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$128,200 · Jun 26, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,991 (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.$178,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$26,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$151,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$142,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$185,600

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.39
66
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
5
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
63
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
61
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
1
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.13 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.1 percent flood zone

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
CountyLa Crosse
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.1977
Lot (acres)The size of the land the home sits on, from county records.0.16
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (Unspecified)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached

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.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Logan High SchoolC-
High · Grades 9–12 · 0.4 mi
E
Northside Elementary SchoolD-
Elementary · Grades PK–5 · 0.4 mi
M
Logan Middle SchoolD+
Middle · Grades 6–8 · 0.7 mi

District: La Crosse School District

Neighborhood · ZIP 54603These 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.126
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 100.10

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.14,112
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.687 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$52,290
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,243
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

1820 Onalaska 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 84% of homes in La Crosse County
  • Costs less per square foot than 76% of homes in La Crosse County
  • Has a smaller lot than 77% of homes in La Crosse County
  • Older than 82% of homes in La Crosse County

What homes are worth in La Crosse 54603

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

This home
$105K$671K

This home is worth more than 49% of homes in La Crosse 54603.

How it measures up in La Crosse 54603

The dot is this home. The mark in the middle is the typical home in La Crosse 54603.

Estimated value$215,570
CheaperTypical $216,947Pricier

Pricier than 49% of homes nearby

Price per ft²$160
CheaperTypical $158Pricier

Pricier than 52% of homes nearby

Living area1,349 ft²
SmallerTypical 1,220 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.16 ac
SmallerTypical 0.16 acBigger

Bigger than 36% of homes nearby

Year built1901
OlderTypical 1922Newer

Newer than 40% of homes nearby

How 1820 Onalaska Ave ranks against every home in each area.
MeasureThis homeLogan NorthsideLa Crosse 54603La Crosse County
Estimated valuepricier than$215,57058% of homes49% of homes16% of homes
Price per ft²pricier than$16047% of homes52% of homes24% of homes
Living areabigger than1,349 ft²61% of homes63% of homes54% of homes
Lot sizebigger than0.16 ac50% of homes36% of homes23% of homes
Year builtnewer than190131% of homes40% of homes18% of homes

About 1820 Onalaska Ave

How much is 1820 Onalaska Ave, La Crosse, WI worth?

The TopHap Estimate for 1820 Onalaska Ave, La Crosse, WI is $215,570 as of Sep 24, 2026. The likely range is $188,626 to $242,514. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1820 Onalaska Ave, La Crosse, WI last sell?

1820 Onalaska Ave, La Crosse, WI last sold on Jun 26, 2020 for $128,200, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1820 Onalaska Ave, La Crosse, WI?

1820 Onalaska Ave, La Crosse, WI has 3 bedrooms, 1 bathrooms, 1,349 square feet of living space and a 0.16-acre lot.

When was 1820 Onalaska Ave, La Crosse, WI built?

1820 Onalaska Ave, La Crosse, WI was built in 1901, making it 125 years old. The building has 1 story.

What schools serve 1820 Onalaska Ave, La Crosse, WI?

1820 Onalaska Ave, La Crosse, WI is assigned to Logan High School (high), rated C-; Northside Elementary School (elementary), rated D-; Logan Middle School (middle), rated D+. All sit in La Crosse School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1820 Onalaska Ave, La Crosse, WI compare to other homes in La Crosse 54603?

Among the 4,550 homes in La Crosse 54603, it is worth more than 49% of them ($215,570 against a typical $216,947), its price per square foot is higher than 52% of them ($160 against a typical $158), it is bigger than 63% of them (1,349 ft² against a typical 1,220 ft²), its lot is bigger than 36% of them (0.16 ac against a typical 0.16 ac) and it is newer than 40% of them (1901 against a typical 1922). Measured against all of La Crosse County, it is worth more than 16% 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 1820 Onalaska Ave, La Crosse, WI?

The 2025 property tax bill for 1820 Onalaska Ave, La Crosse, WI was $2,991. The county assessed it at $178,100.

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