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Single Family ResidenceResidential
$546,161$328 / 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 95How 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
Last sold for $549,900 on Jun 26, 2023

1003 S 31ST AVE

CORNELIUS, OR 97113
3
Beds
2
Baths
1,664 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.
0.13 ac
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

$546K
$522K low$571K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$549,900 · Jun 26, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,817 (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.$301,340 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$292,570
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$558,820

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.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
18
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.0.13
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Free Orchards Elementary SchoolD-
Elementary · Grades PK–6 · 0.5 mi
H
Glencoe High SchoolB
High · Grades 9–12 · 2.8 mi
M
Evergreen Middle SchoolD+
Middle · Grades 7–8 · 3.4 mi

District: Hillsboro School District 1j

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

1003 S 31st 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 more than 80% of homes in Cornelius 97113
  • Costs more per square foot than 69% of homes in Cornelius 97113
  • Newer than 96% 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
$342K$794K

This home is worth more than 80% 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$546,161
CheaperTypical $463,077Pricier

Pricier than 80% of homes nearby

Price per ft²$328
CheaperTypical $297Pricier

Pricier than 69% of homes nearby

Living area1,664 ft²
SmallerTypical 1,548 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.13 ac
SmallerTypical 0.16 acBigger

Bigger than 41% of homes nearby

Year built2021
OlderTypical 1995Newer

Newer than 92% of homes nearby

How 1003 S 31st Ave ranks against every home in each area.
MeasureThis homeCornelius 97113Washington County
Estimated valuepricier than$546,16180% of homes47% of homes
Price per ft²pricier than$32869% of homes67% of homes
Living areabigger than1,664 ft²64% of homes43% of homes
Lot sizebigger than0.13 ac41% of homes38% of homes
Year builtnewer than202192% of homes96% of homes

About 1003 S 31st Ave

How much is 1003 S 31st Ave, Cornelius, OR worth?

The TopHap Estimate for 1003 S 31st Ave, Cornelius, OR is $546,161 as of Aug 30, 2026. The likely range is $521,550 to $570,772. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1003 S 31st Ave, Cornelius, OR last sell?

1003 S 31st Ave, Cornelius, OR last sold on Jun 26, 2023 for $549,900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1003 S 31st Ave, Cornelius, OR?

1003 S 31st Ave, Cornelius, OR has 3 bedrooms, 2 bathrooms, 1,664 square feet of living space and a 0.13-acre lot.

When was 1003 S 31st Ave, Cornelius, OR built?

1003 S 31st Ave, Cornelius, OR was built in 2021, making it 5 years old.

What schools serve 1003 S 31st Ave, Cornelius, OR?

1003 S 31st Ave, Cornelius, OR is assigned to Free Orchards Elementary School (elementary), rated D-; Glencoe High School (high), rated B; Evergreen Middle School (middle), rated D+. All sit in Hillsboro School District 1j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1003 S 31st Ave, Cornelius, OR compare to other homes in Cornelius 97113?

Among the 4,705 homes in Cornelius 97113, it is worth more than 80% of them ($546,161 against a typical $463,077), its price per square foot is higher than 69% of them ($328 against a typical $297), it is bigger than 64% of them (1,664 ft² against a typical 1,548 ft²), its lot is bigger than 41% of them (0.13 ac 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 47% 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 1003 S 31st Ave, Cornelius, OR?

The 2025 property tax bill for 1003 S 31st Ave, Cornelius, OR was $4,817. The county assessed it at $301,340.

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