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Single Family ResidenceResidential
$289,941$263 / 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 84How 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

171 ALPHA WAY

ONALASKA, WA 98570
3
Beds
1
Baths
1,104 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.
6.76 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$290K
$243K low$336K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,372 (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.$321,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$134,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$187,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$321,900

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.''

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
StyleThe architectural style of the home, such as ranch or colonial.Rustic
CountyLEWIS
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.1991
Lot (acres)The size of the land the home sits on, from county records.6.76
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 182 ft²Shed · 144 ft²Porch · 168 ft²

Transaction History(3)

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.

H
Onalaska High SchoolC+
High · Grades 9–12 · 2.0 mi
M
Onalaska Middle SchoolC+
Middle · Grades 6–8 · 2.0 mi
E
Onalaska Elementary SchoolC-
Elementary · Grades PK–5 · 2.0 mi

District: Onalaska School District

Neighborhood · ZIP 98570These 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.94
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.194

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.7.8%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.4,587
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.42 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,000
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,633
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.63 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.35%

Owner Tools

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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

171 Alpha Way 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 67% of homes in Onalaska 98570
  • Costs more per square foot than 66% of homes in Lewis County
  • Smaller than 74% of homes in Lewis County
  • Has a bigger lot than 90% of homes in Lewis County
  • Older than 66% of homes in Onalaska 98570

What homes are worth in Onalaska 98570

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

This home
$94K$799K

This home is worth more than 33% of homes in Onalaska 98570.

How it measures up in Onalaska 98570

The dot is this home. The mark in the middle is the typical home in Onalaska 98570.

Estimated value$289,941
CheaperTypical $352,779Pricier

Pricier than 33% of homes nearby

Price per ft²$263
CheaperTypical $240Pricier

Pricier than 63% of homes nearby

Living area1,104 ft²
SmallerTypical 1,454 ft²Bigger

Bigger than 27% of homes nearby

Lot size6.76 ac
SmallerTypical 4.85 acBigger

Bigger than 78% of homes nearby

Year built1975
OlderTypical 1984Newer

Newer than 34% of homes nearby

How 171 Alpha Way ranks against every home in each area.
MeasureThis homeOnalaska 98570Lewis County
Estimated valuepricier than$289,94133% of homes36% of homes
Price per ft²pricier than$26363% of homes66% of homes
Living areabigger than1,104 ft²27% of homes26% of homes
Lot sizebigger than6.76 ac78% of homes90% of homes
Year builtnewer than197534% of homes47% of homes

About 171 Alpha Way

How much is 171 Alpha Way, Onalaska, WA worth?

The TopHap Estimate for 171 Alpha Way, Onalaska, WA is $289,941 as of Aug 30, 2026. The likely range is $243,497 to $336,385. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 171 Alpha Way, Onalaska, WA last sell?

171 Alpha Way, Onalaska, WA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 171 Alpha Way, Onalaska, WA?

171 Alpha Way, Onalaska, WA has 3 bedrooms, 1 bathrooms, 1,104 square feet of living space and a 6.76-acre lot.

When was 171 Alpha Way, Onalaska, WA built?

171 Alpha Way, Onalaska, WA was built in 1975, making it 51 years old. It is a rustic home. The building has 1 story.

What schools serve 171 Alpha Way, Onalaska, WA?

171 Alpha Way, Onalaska, WA is assigned to Onalaska High School (high), rated C+; Onalaska Middle School (middle), rated C+; Onalaska Elementary School (elementary), rated C-. All sit in Onalaska School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 171 Alpha Way, Onalaska, WA compare to other homes in Onalaska 98570?

Among the 2,059 homes in Onalaska 98570, it is worth more than 33% of them ($289,941 against a typical $352,779), its price per square foot is higher than 63% of them ($263 against a typical $240), it is bigger than 27% of them (1,104 ft² against a typical 1,454 ft²), its lot is bigger than 78% of them (6.76 ac against a typical 4.85 ac) and it is newer than 34% of them (1975 against a typical 1984). Measured against all of Lewis County, it is worth more than 36% 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 171 Alpha Way, Onalaska, WA?

The 2025 property tax bill for 171 Alpha Way, Onalaska, WA was $2,372. The county assessed it at $321,900.

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