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Single Family ResidenceResidential
$329,004$245 / 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 94How 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

1833 SW 18TH AVE

ONTARIO, OR 97914
3
Beds
1
Baths
1,344 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.
0.53 ac
Lot SizeThe size of the land the home sits on, from county records.
1947
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$329K
$309K low$349K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,716 (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.$126,995 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$27,504
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$99,491
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$123,297
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$207,910

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.0.53
HeatingThe type of heating system in the home.None
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

H
Ontario High SchoolC-
High · Grades 9–12 · 1.5 mi
M
Ontario Middle SchoolC-
Middle · Grades 6–8 · 1.5 mi
E
May Roberts Elementary SchoolD
Elementary · Grades KG–1 · 1.9 mi

District: Ontario School District 8

Neighborhood · ZIP 97914These 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.125
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.119
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.69

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
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.17,422
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.66 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$45,977
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$63,234
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

1833 Sw 18th 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.

  • Costs more per square foot than 66% of homes in Malheur County
  • Older than 81% of homes in Ontario 97914

What homes are worth in Ontario 97914

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

This home
$126K$758K

This home is worth more than 57% of homes in Ontario 97914.

How it measures up in Ontario 97914

The dot is this home. The mark in the middle is the typical home in Ontario 97914.

Estimated value$329,004
CheaperTypical $309,499Pricier

Pricier than 57% of homes nearby

Price per ft²$245
CheaperTypical $229Pricier

Pricier than 63% of homes nearby

Living area1,344 ft²
SmallerTypical 1,320 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.53 ac
SmallerTypical 0.28 acBigger

Bigger than 61% of homes nearby

Year built1947
OlderTypical 1974Newer

Newer than 19% of homes nearby

How 1833 Sw 18th Ave ranks against every home in each area.
MeasureThis homeOntario 97914Malheur County
Estimated valuepricier than$329,00457% of homes62% of homes
Price per ft²pricier than$24563% of homes66% of homes
Living areabigger than1,344 ft²52% of homes53% of homes
Lot sizebigger than0.53 ac61% of homes51% of homes
Year builtnewer than194719% of homes22% of homes

About 1833 Sw 18th Ave

How much is 1833 Sw 18th Ave, Ontario, OR worth?

The TopHap Estimate for 1833 Sw 18th Ave, Ontario, OR is $329,004 as of Sep 24, 2026. The likely range is $309,283 to $348,725. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 1833 Sw 18th Ave, Ontario, OR?

1833 Sw 18th Ave, Ontario, OR has 3 bedrooms, 1 bathrooms, 1,344 square feet of living space and a 0.53-acre lot.

When was 1833 Sw 18th Ave, Ontario, OR built?

1833 Sw 18th Ave, Ontario, OR was built in 1947, making it 79 years old. The building has 1 story.

What schools serve 1833 Sw 18th Ave, Ontario, OR?

1833 Sw 18th Ave, Ontario, OR is assigned to Ontario High School (high), rated C-; Ontario Middle School (middle), rated C-; May Roberts Elementary School (elementary), rated D. All sit in Ontario School District 8. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1833 Sw 18th Ave, Ontario, OR compare to other homes in Ontario 97914?

Among the 5,919 homes in Ontario 97914, it is worth more than 57% of them ($329,004 against a typical $309,499), its price per square foot is higher than 63% of them ($245 against a typical $229), it is bigger than 52% of them (1,344 ft² against a typical 1,320 ft²), its lot is bigger than 61% of them (0.53 ac against a typical 0.28 ac) and it is newer than 19% of them (1947 against a typical 1974). Measured against all of Malheur County, it is worth more than 62% 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 1833 Sw 18th Ave, Ontario, OR?

The 2025 property tax bill for 1833 Sw 18th Ave, Ontario, OR was $1,716. The county assessed it at $126,995.

More homes on Sw 18th Ave

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Assigned schools

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