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Single Family ResidenceResidential
$313,702$372 / 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 92How 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 $109,000 on Oct 5, 2009

310 KNOX ST S

MONMOUTH, OR 97361
1
Beds
1
Baths
844 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1946
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

$314K
$288K low$340K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$109,000 · Oct 5, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,585 (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.$95,320 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$47,440
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$47,880
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$92,550
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$248,590

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyPOLK
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.1983
Lot (acres)The size of the land the home sits on, from county records.0.12
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
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 · 60 ft²Shed · 80 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.

E
Monmouth Elementary SchoolC-
Elementary · Grades KG–5 · 0.7 mi
H
Central High SchoolC
High · Grades 9–12 · 1.3 mi
M
Talmadge Middle SchoolC
Middle · Grades 6–8 · 1.3 mi

District: Central School District 13j

Neighborhood · ZIP 97361These 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.127
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.176

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
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.13,874
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.84 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,541
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,498
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.67 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.47%

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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

310 Knox St S 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 98% of homes in Monmouth 97361
  • Costs more per square foot than 96% of homes in Polk County
  • Smaller than 96% of homes in Polk County
  • Has a smaller lot than 91% of homes in Monmouth 97361
  • Older than 90% of homes in Monmouth 97361

What homes are worth in Monmouth 97361

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

This home
$310K$825K

This home is worth more than 2% of homes in Monmouth 97361.

How it measures up in Monmouth 97361

The dot is this home. The mark in the middle is the typical home in Monmouth 97361.

Estimated value$313,702
CheaperTypical $462,074Pricier

Pricier than 2% of homes nearby

Price per ft²$372
CheaperTypical $283Pricier

Pricier than 95% of homes nearby

Living area844 ft²
SmallerTypical 1,648 ft²Bigger

Bigger than 5% of homes nearby

Lot size0.12 ac
SmallerTypical 0.19 acBigger

Bigger than 9% of homes nearby

Year built1946
OlderTypical 1990Newer

Newer than 10% of homes nearby

How 310 Knox St S ranks against every home in each area.
MeasureThis homeMonmouth 97361Polk County
Estimated valuepricier than$313,7022% of homes7% of homes
Price per ft²pricier than$37295% of homes96% of homes
Living areabigger than844 ft²5% of homes4% of homes
Lot sizebigger than0.12 ac9% of homes12% of homes
Year builtnewer than194610% of homes11% of homes

About 310 Knox St S

How much is 310 Knox St S, Monmouth, OR worth?

The TopHap Estimate for 310 Knox St S, Monmouth, OR is $313,702 as of Aug 30, 2026. The likely range is $287,864 to $339,540. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 310 Knox St S, Monmouth, OR last sell?

310 Knox St S, Monmouth, OR last sold on Oct 5, 2009 for $109,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 310 Knox St S, Monmouth, OR?

310 Knox St S, Monmouth, OR has 1 bedrooms, 1 bathrooms, 844 square feet of living space and a 0.12-acre lot.

When was 310 Knox St S, Monmouth, OR built?

310 Knox St S, Monmouth, OR was built in 1946, making it 80 years old. The building has 1 story.

What schools serve 310 Knox St S, Monmouth, OR?

310 Knox St S, Monmouth, OR is assigned to Monmouth Elementary School (elementary), rated C-; Central High School (high), rated C; Talmadge Middle School (middle), rated C. All sit in Central School District 13j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 310 Knox St S, Monmouth, OR compare to other homes in Monmouth 97361?

Among the 3,147 homes in Monmouth 97361, it is worth more than 2% of them ($313,702 against a typical $462,074), its price per square foot is higher than 95% of them ($372 against a typical $283), it is bigger than 5% of them (844 ft² against a typical 1,648 ft²), its lot is bigger than 9% of them (0.12 ac against a typical 0.19 ac) and it is newer than 10% of them (1946 against a typical 1990). Measured against all of Polk County, it is worth more than 7% 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 310 Knox St S, Monmouth, OR?

The 2025 property tax bill for 310 Knox St S, Monmouth, OR was $1,585. The county assessed it at $95,320.

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