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Single Family ResidenceResidential
$499,653$370 / 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
Last sold for $145,000 on Sep 4, 1997

3740 ONYX ST

EUGENE, OR 97405
3
Beds
2
Baths
1,352 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$500K
$469K low$530K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$145,000 · Sep 4, 1997

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,844 (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.$248,637 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$241,396
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$524,968

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.43
45
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
24
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.
84
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.minimal

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
CountyLane
Lot (acres)The size of the land the home sits on, from county records.0.16
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Radiant
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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
Camas Ridge Elementary SchoolA-
Elementary · Grades KG–5 · 0.7 mi
M
Spencer Butte Middle SchoolB
Middle · Grades 6–8 · 0.8 mi
H
South Eugene High SchoolA+
High · Grades 9–12 · 1.7 mi

District: Eugene School District 4j

Neighborhood · ZIP 97405These 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.87
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.137

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.47,451
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.331 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,326
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$115,325
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

3740 Onyx St 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 84% of homes in Lane County
  • Smaller than 72% of homes in Eugene 97405
  • Has a smaller lot than 75% of homes in Eugene 97405

What homes are worth in Eugene 97405

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

This home
$271K$1.3M

This home is worth more than 39% of homes in Eugene 97405.

How it measures up in Eugene 97405

The dot is this home. The mark in the middle is the typical home in Eugene 97405.

Estimated value$499,653
CheaperTypical $542,338Pricier

Pricier than 39% of homes nearby

Price per ft²$370
CheaperTypical $317Pricier

Pricier than 78% of homes nearby

Living area1,352 ft²
SmallerTypical 1,736 ft²Bigger

Bigger than 28% of homes nearby

Lot size0.16 ac
SmallerTypical 0.21 acBigger

Bigger than 25% of homes nearby

Year built1972
OlderTypical 1970Newer

Newer than 55% of homes nearby

How 3740 Onyx St ranks against every home in each area.
MeasureThis homeSoutheastEugene 97405Lane County
Estimated valuepricier than$499,65344% of homes39% of homes61% of homes
Price per ft²pricier than$37077% of homes78% of homes84% of homes
Living areabigger than1,352 ft²32% of homes28% of homes38% of homes
Lot sizebigger than0.16 ac26% of homes25% of homes29% of homes
Year builtnewer than197260% of homes55% of homes44% of homes

About 3740 Onyx St

How much is 3740 Onyx St, Eugene, OR worth?

The TopHap Estimate for 3740 Onyx St, Eugene, OR is $499,653 as of Sep 24, 2026. The likely range is $469,156 to $530,150. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3740 Onyx St, Eugene, OR last sell?

3740 Onyx St, Eugene, OR last sold on Sep 4, 1997 for $145,000, according to the county's recorded deed.

How big is 3740 Onyx St, Eugene, OR?

3740 Onyx St, Eugene, OR has 3 bedrooms, 2 bathrooms, 1,352 square feet of living space and a 0.16-acre lot.

When was 3740 Onyx St, Eugene, OR built?

3740 Onyx St, Eugene, OR was built in 1972, making it 54 years old. The building has 1 story.

What schools serve 3740 Onyx St, Eugene, OR?

3740 Onyx St, Eugene, OR is assigned to Camas Ridge Elementary School (elementary), rated A-; Spencer Butte Middle School (middle), rated B; South Eugene High School (high), rated A+. All sit in Eugene School District 4j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3740 Onyx St, Eugene, OR compare to other homes in Eugene 97405?

Among the 17,783 homes in Eugene 97405, it is worth more than 39% of them ($499,653 against a typical $542,338), its price per square foot is higher than 78% of them ($370 against a typical $317), it is bigger than 28% of them (1,352 ft² against a typical 1,736 ft²), its lot is bigger than 25% of them (0.16 ac against a typical 0.21 ac) and it is newer than 55% of them (1972 against a typical 1970). Measured against all of Lane County, it is worth more than 61% 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 3740 Onyx St, Eugene, OR?

The 2025 property tax bill for 3740 Onyx St, Eugene, OR was $4,844. The county assessed it at $248,637.

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