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Single Family ResidenceResidential
$648,752$188 / 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

321 MILL ST

SILVERTON, OR 97381
4
Beds
2
Baths
3,450 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$649K
$624K low$673K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,795 (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.$289,880 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$281,440
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$698,010

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMarion
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.1975
Lot (acres)The size of the land the home sits on, from county records.0.21
RoofThe main material covering the roof, such as asphalt shingle or tile.Roll Composition (rolled Mineral Roof)
HeatingThe type of heating system in the home.Forced Air
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.Garage, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 28 ft²Patio · 28 ft²

Transaction History(9)

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
Mark Twain Elementary SchoolB+
Elementary · Grades KG–5 · 0.2 mi
M
Silverton Middle SchoolC-
Middle · Grades 6–8 · 0.4 mi
H
Silverton High SchoolC
High · Grades 9–12 · 0.7 mi

District: Silver Falls School District 4j

Neighborhood · ZIP 97381These 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.112
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 100.158

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.7%
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.16,105
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.127 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$88,638
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,223
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.60 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

321 Mill 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 more than 83% of homes in Marion County
  • Costs less per square foot than 98% of homes in Silverton 97381
  • Bigger than 94% of homes in Marion County
  • Older than 95% of homes in Marion County

What homes are worth in Silverton 97381

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

This home
$330K$1.4M

This home is worth more than 61% of homes in Silverton 97381.

How it measures up in Silverton 97381

The dot is this home. The mark in the middle is the typical home in Silverton 97381.

Estimated value$648,752
CheaperTypical $586,478Pricier

Pricier than 61% of homes nearby

Price per ft²$188
CheaperTypical $314Pricier

Pricier than 2% of homes nearby

Living area3,450 ft²
SmallerTypical 1,863 ft²Bigger

Bigger than 92% of homes nearby

Lot size0.21 ac
SmallerTypical 0.27 acBigger

Bigger than 39% of homes nearby

Year built1920
OlderTypical 1979Newer

Newer than 14% of homes nearby

How 321 Mill St ranks against every home in each area.
MeasureThis homeSilverton 97381Marion County
Estimated valuepricier than$648,75261% of homes83% of homes
Price per ft²pricier than$1882% of homes4% of homes
Living areabigger than3,450 ft²92% of homes94% of homes
Lot sizebigger than0.21 ac39% of homes59% of homes
Year builtnewer than192014% of homes5% of homes

About 321 Mill St

How much is 321 Mill St, Silverton, OR worth?

The TopHap Estimate for 321 Mill St, Silverton, OR is $648,752 as of Aug 30, 2026. The likely range is $624,303 to $673,201. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 Mill St, Silverton, OR last sell?

321 Mill St, Silverton, OR last sold on Dec 15, 2021, according to the county's recorded deed. TopHap holds 7 recorded sales for this parcel.

How big is 321 Mill St, Silverton, OR?

321 Mill St, Silverton, OR has 4 bedrooms, 2 bathrooms, 3,450 square feet of living space and a 0.21-acre lot.

When was 321 Mill St, Silverton, OR built?

321 Mill St, Silverton, OR was built in 1920, making it 106 years old. The building has 1 story.

What schools serve 321 Mill St, Silverton, OR?

321 Mill St, Silverton, OR is assigned to Mark Twain Elementary School (elementary), rated B+; Silverton Middle School (middle), rated C-; Silverton High School (high), rated C. All sit in Silver Falls School District 4j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 Mill St, Silverton, OR compare to other homes in Silverton 97381?

Among the 5,583 homes in Silverton 97381, it is worth more than 61% of them ($648,752 against a typical $586,478), its price per square foot is higher than 2% of them ($188 against a typical $314), it is bigger than 92% of them (3,450 ft² against a typical 1,863 ft²), its lot is bigger than 39% of them (0.21 ac against a typical 0.27 ac) and it is newer than 14% of them (1920 against a typical 1979). Measured against all of Marion County, it is worth more than 83% 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 321 Mill St, Silverton, OR?

The 2025 property tax bill for 321 Mill St, Silverton, OR was $4,795. The county assessed it at $289,880.

More homes on Mill St

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Assigned schools

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