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Single Family ResidenceResidential
$288,689$241 / 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 $108,500 on Jul 28, 2022

831 S 11TH ST

COOS BAY, OR 97420
2
Beds
1
Baths
1,200 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1914
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$289K
$271K low$306K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$108,500 · Jul 28, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,692 (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.$98,740 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$95,870
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$263,140

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.9
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
16
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
CountyCOOS
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.1955
Lot (acres)The size of the land the home sits on, from county records.0.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 280 ft²Shed · 234 ft²

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.

H
Marshfield High SchoolC
High · Grades 8–12 · 0.1 mi
E
Blossom Gulch Elementary SchoolC
Elementary · Grades KG–3 · 1.4 mi
M
Millicoma Intermediate SchoolC
Middle · Grades 4–7 · 1.4 mi

District: Coos Bay School District 9

Neighborhood · ZIP 97420These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.120
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.351

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.26,791
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.83 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,782
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,594
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.72 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

831 S 11th 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.

  • Worth less than 66% of homes in Coos County
  • Smaller than 66% of homes in Coos County
  • Has a smaller lot than 75% of homes in Coos County
  • Older than 96% of homes in Coos Bay 97420

What homes are worth in Coos Bay 97420

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

This home
$120K$706K

This home is worth more than 39% of homes in Coos Bay 97420.

How it measures up in Coos Bay 97420

The dot is this home. The mark in the middle is the typical home in Coos Bay 97420.

Estimated value$288,689
CheaperTypical $319,402Pricier

Pricier than 39% of homes nearby

Price per ft²$241
CheaperTypical $233Pricier

Pricier than 55% of homes nearby

Living area1,200 ft²
SmallerTypical 1,400 ft²Bigger

Bigger than 36% of homes nearby

Lot size0.17 ac
SmallerTypical 0.31 acBigger

Bigger than 29% of homes nearby

Year built1914
OlderTypical 1967Newer

Newer than 4% of homes nearby

How 831 S 11th St ranks against every home in each area.
MeasureThis homeCoos Bay 97420Coos County
Estimated valuepricier than$288,68939% of homes34% of homes
Price per ft²pricier than$24155% of homes49% of homes
Living areabigger than1,200 ft²36% of homes34% of homes
Lot sizebigger than0.17 ac29% of homes25% of homes
Year builtnewer than19144% of homes4% of homes

About 831 S 11th St

How much is 831 S 11th St, Coos Bay, OR worth?

The TopHap Estimate for 831 S 11th St, Coos Bay, OR is $288,689 as of Sep 24, 2026. The likely range is $271,197 to $306,181. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 831 S 11th St, Coos Bay, OR last sell?

831 S 11th St, Coos Bay, OR last sold on Jul 28, 2022 for $108,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 831 S 11th St, Coos Bay, OR?

831 S 11th St, Coos Bay, OR has 2 bedrooms, 1 bathrooms, 1,200 square feet of living space and a 0.17-acre lot.

When was 831 S 11th St, Coos Bay, OR built?

831 S 11th St, Coos Bay, OR was built in 1914, making it 112 years old. The building has 1 story.

What schools serve 831 S 11th St, Coos Bay, OR?

831 S 11th St, Coos Bay, OR is assigned to Marshfield High School (high), rated C; Blossom Gulch Elementary School (elementary), rated C; Millicoma Intermediate School (middle), rated C. All sit in Coos Bay School District 9. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 831 S 11th St, Coos Bay, OR compare to other homes in Coos Bay 97420?

Among the 10,493 homes in Coos Bay 97420, it is worth more than 39% of them ($288,689 against a typical $319,402), its price per square foot is higher than 55% of them ($241 against a typical $233), it is bigger than 36% of them (1,200 ft² against a typical 1,400 ft²), its lot is bigger than 29% of them (0.17 ac against a typical 0.31 ac) and it is newer than 4% of them (1914 against a typical 1967). Measured against all of Coos County, it is worth more than 34% 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 831 S 11th St, Coos Bay, OR?

The 2025 property tax bill for 831 S 11th St, Coos Bay, OR was $1,692. The county assessed it at $98,740.

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