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Single Family ResidenceResidential
$314,032$164 / 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 Aug 30, 2026
Last sold for $140,000 on Mar 21, 2016

311 VESPER ST

HELIX, OR 97835
2
Beds
1
Baths
1,920 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1916
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$314K
$303K low$326K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$140,000 · Mar 21, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,694 (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.$177,190 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$27,290
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$149,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$172,030
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$336,640

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.65
90
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
84
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
46
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
42
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
65
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.121 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.1 percent flood zone

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
CountyUmatilla
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1976
Lot (acres)The size of the land the home sits on, from county records.0.29
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Heat Pump
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 182 ft²Patio · 364 ft²Porch · 364 ft²

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
Helix SchoolB-
Elementary · Grades KG–12 · 0.2 mi

District: Helix School District 1

Neighborhood · ZIP 97835These 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.134
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 100.97

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.473
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,882
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,453
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.18 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

311 Vesper 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 less per square foot than 80% of homes in Umatilla County
  • Bigger than 78% of homes in Umatilla County
  • Has a smaller lot than 74% of homes in Helix 97835
  • Older than 93% of homes in Umatilla County

What homes are worth in Helix 97835

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

This home
$119K$703K

This home is worth more than 57% of homes in Helix 97835.

How it measures up in Helix 97835

The dot is this home. The mark in the middle is the typical home in Helix 97835.

Estimated value$314,032
CheaperTypical $282,380Pricier

Pricier than 57% of homes nearby

Price per ft²$164
CheaperTypical $172Pricier

Pricier than 43% of homes nearby

Living area1,920 ft²
SmallerTypical 1,788 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.29 ac
SmallerTypical 0.47 acBigger

Bigger than 26% of homes nearby

Year built1916
OlderTypical 1950Newer

Newer than 21% of homes nearby

How 311 Vesper St ranks against every home in each area.
MeasureThis homeHelix 97835Umatilla County
Estimated valuepricier than$314,03257% of homes56% of homes
Price per ft²pricier than$16443% of homes20% of homes
Living areabigger than1,920 ft²58% of homes78% of homes
Lot sizebigger than0.29 ac26% of homes54% of homes
Year builtnewer than191621% of homes7% of homes

About 311 Vesper St

How much is 311 Vesper St, Helix, OR worth?

The TopHap Estimate for 311 Vesper St, Helix, OR is $314,032 as of Aug 30, 2026. The likely range is $302,509 to $325,555. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 311 Vesper St, Helix, OR last sell?

311 Vesper St, Helix, OR last sold on Mar 21, 2016 for $140,000, according to the county's recorded deed.

How big is 311 Vesper St, Helix, OR?

311 Vesper St, Helix, OR has 2 bedrooms, 1 bathrooms, 1,920 square feet of living space and a 0.29-acre lot.

When was 311 Vesper St, Helix, OR built?

311 Vesper St, Helix, OR was built in 1916, making it 110 years old. The building has 1 story.

What schools serve 311 Vesper St, Helix, OR?

311 Vesper St, Helix, OR is assigned to Helix School (elementary), rated B-. All sit in Helix School District 1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 311 Vesper St, Helix, OR compare to other homes in Helix 97835?

Among the 158 homes in Helix 97835, it is worth more than 57% of them ($314,032 against a typical $282,380), its price per square foot is higher than 43% of them ($164 against a typical $172), it is bigger than 58% of them (1,920 ft² against a typical 1,788 ft²), its lot is bigger than 26% of them (0.29 ac against a typical 0.47 ac) and it is newer than 21% of them (1916 against a typical 1950). Measured against all of Umatilla County, it is worth more than 56% 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 311 Vesper St, Helix, OR?

The 2025 property tax bill for 311 Vesper St, Helix, OR was $3,694. The county assessed it at $177,190.

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