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Single Family ResidenceResidential
$343,334$274 / 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 56How 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 $750,000 on Mar 16, 2020

3564 HIGHWAY 20

HARPER, OR 97906
1
Beds
1
Baths
1,252 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.
145.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1
StoriesHow many floors the home has above ground.

Valuation

$343K
$192K low$495K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$750,000 · Mar 16, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,508 (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.$167,440 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$114,689
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$52,751
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$163,097
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$768,080

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.106 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyMalheur
Lot (acres)The size of the land the home sits on, from county records.145.28
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Harper SchoolB
Elementary · Grades KG–12 · 1.5 mi

District: Harper School District 66

Neighborhood · ZIP 97906These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.116
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66

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.74%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.9%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.382
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.0 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$58,458
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$68,691
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.11 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.48%

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

3564 Highway 20 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 72% of homes in Harper 97906
  • Costs more per square foot than 79% of homes in Malheur County
  • Has a bigger lot than 96% of homes in Malheur County

What homes are worth in Harper 97906

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

This home
$67K$823K

This home is worth more than 72% of homes in Harper 97906.

How it measures up in Harper 97906

The dot is this home. The mark in the middle is the typical home in Harper 97906.

Estimated value$343,334
CheaperTypical $210,141Pricier

Pricier than 72% of homes nearby

Price per ft²$274
CheaperTypical $208Pricier

Pricier than 70% of homes nearby

Living area1,252 ft²
SmallerTypical 1,242 ft²Bigger

Bigger than 52% of homes nearby

Lot size145.28 ac
SmallerTypical 23.23 acBigger

Bigger than 74% of homes nearby

How 3564 Highway 20 ranks against every home in each area.
MeasureThis homeHarper 97906Malheur County
Estimated valuepricier than$343,33472% of homes66% of homes
Price per ft²pricier than$27470% of homes79% of homes
Living areabigger than1,252 ft²52% of homes46% of homes
Lot sizebigger than145.28 ac74% of homes96% of homes

About 3564 Highway 20

How much is 3564 Highway 20, Harper, OR worth?

The TopHap Estimate for 3564 Highway 20, Harper, OR is $343,334 as of Sep 24, 2026. The likely range is $191,821 to $494,847. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3564 Highway 20, Harper, OR last sell?

3564 Highway 20, Harper, OR last sold on Mar 16, 2020 for $750,000, according to the county's recorded deed.

How big is 3564 Highway 20, Harper, OR?

3564 Highway 20, Harper, OR has 1 bedrooms, 1 bathrooms, 1,252 square feet of living space and a 145.28-acre lot.

What schools serve 3564 Highway 20, Harper, OR?

3564 Highway 20, Harper, OR is assigned to Harper School (elementary), rated B. All sit in Harper School District 66. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3564 Highway 20, Harper, OR compare to other homes in Harper 97906?

Among the 144 homes in Harper 97906, it is worth more than 72% of them ($343,334 against a typical $210,141), its price per square foot is higher than 70% of them ($274 against a typical $208), it is bigger than 52% of them (1,252 ft² against a typical 1,242 ft²) and its lot is bigger than 74% of them (145.28 ac against a typical 23.23 ac). Measured against all of Malheur County, it is worth more than 66% 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 3564 Highway 20, Harper, OR?

The 2025 property tax bill for 3564 Highway 20, Harper, OR was $1,508. The county assessed it at $167,440.

More homes on Highway 20

Closest homes

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Assigned schools

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