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Single Family ResidenceResidential
$407,150$270 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $393,015 on Jan 26, 2022

803 N 18TH AVE

CORNELIUS, OR 97113
3
Beds
3
Baths
1,509 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.
3,485 ft²
Lot SizeThe size of the land the home sits on, from county records.
2021
Year BuiltThe year the home was originally built, according to county records.

Valuation

$407K
$392K low$422K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$393,015 · Jan 26, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,837 (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.$214,910 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$208,660
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$368,130

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.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
30
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
39
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
38
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountyWASHINGTON
Lot (acres)The size of the land the home sits on, from county records.0.08
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.

E
Cornelius Elementary SchoolD-
Elementary · Grades KG–4 · 0.4 mi
M
Neil Armstrong Middle SchoolD
Middle · Grades 7–8 · 1.4 mi
H
Forest Grove High SchoolC
High · Grades 9–12 · 3.5 mi

District: Forest Grove School District 15

Neighborhood · ZIP 97113These 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.79
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.190

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.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.13,563
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.377 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,187
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$120,523
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.43 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.48%

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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

803 N 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.

  • Worth less than 85% of homes in Washington County
  • Costs less per square foot than 71% of homes in Washington County
  • Smaller than 67% of homes in Washington County
  • Has a smaller lot than 81% of homes in Cornelius 97113
  • Newer than 97% of homes in Washington County

What homes are worth in Cornelius 97113

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

This home
$344K$776K

This home is worth more than 19% of homes in Cornelius 97113.

How it measures up in Cornelius 97113

The dot is this home. The mark in the middle is the typical home in Cornelius 97113.

Estimated value$407,150
CheaperTypical $457,918Pricier

Pricier than 19% of homes nearby

Price per ft²$270
CheaperTypical $295Pricier

Pricier than 32% of homes nearby

Living area1,509 ft²
SmallerTypical 1,547 ft²Bigger

Bigger than 46% of homes nearby

Lot size3,485 ft²
SmallerTypical 0.16 acBigger

Bigger than 19% of homes nearby

Year built2021
OlderTypical 1995Newer

Newer than 92% of homes nearby

How 803 N 18th Ave ranks against every home in each area.
MeasureThis homeCornelius 97113Washington County
Estimated valuepricier than$407,15019% of homes15% of homes
Price per ft²pricier than$27032% of homes29% of homes
Living areabigger than1,509 ft²46% of homes33% of homes
Lot sizebigger than3,485 ft²19% of homes19% of homes
Year builtnewer than202192% of homes97% of homes

About 803 N 18th Ave

How much is 803 N 18th Ave, Cornelius, OR worth?

The TopHap Estimate for 803 N 18th Ave, Cornelius, OR is $407,150 as of Oct 21, 2026. The likely range is $392,004 to $422,296. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 803 N 18th Ave, Cornelius, OR last sell?

803 N 18th Ave, Cornelius, OR last sold on Jan 26, 2022 for $393,015, according to the county's recorded deed.

How big is 803 N 18th Ave, Cornelius, OR?

803 N 18th Ave, Cornelius, OR has 3 bedrooms, 3 bathrooms, 1,509 square feet of living space and a 0.08-acre lot.

When was 803 N 18th Ave, Cornelius, OR built?

803 N 18th Ave, Cornelius, OR was built in 2021, making it 5 years old.

What schools serve 803 N 18th Ave, Cornelius, OR?

803 N 18th Ave, Cornelius, OR is assigned to Cornelius Elementary School (elementary), rated D-; Neil Armstrong Middle School (middle), rated D; Forest Grove High School (high), rated C. All sit in Forest Grove School District 15. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 803 N 18th Ave, Cornelius, OR compare to other homes in Cornelius 97113?

Among the 4,725 homes in Cornelius 97113, it is worth more than 19% of them ($407,150 against a typical $457,918), its price per square foot is higher than 32% of them ($270 against a typical $295), it is bigger than 46% of them (1,509 ft² against a typical 1,547 ft²), its lot is bigger than 19% of them (3,485 ft² against a typical 0.16 ac) and it is newer than 92% of them (2021 against a typical 1995). Measured against all of Washington County, it is worth more than 15% 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 803 N 18th Ave, Cornelius, OR?

The 2025 property tax bill for 803 N 18th Ave, Cornelius, OR was $3,837. The county assessed it at $214,910.

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