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Single Family ResidenceResidential
$166,137$196 / 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 80How 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

3975 SPENCER AVE

OROVILLE, CA 95966
2
Beds
1
Baths
849 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$166K
$132K low$200K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,040 (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.$117,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$56,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$61,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$115,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$139,590

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Modern
CountyBUTTE
Lot (acres)The size of the land the home sits on, from county records.0.11
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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
Oakdale Heights Elementary SchoolD-
Elementary · Grades KG–5 · 0.9 mi
H
Las Plumas High SchoolC
High · Grades 9–12 · 1.1 mi
M
Ishi Hills Middle SchoolD
Middle · Grades 6–8 · 1.3 mi

District: Oroville City Elementary School District

Neighborhood · ZIP 95966These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.106

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.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.31,432
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.147 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,064
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,803
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.45 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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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

3975 Spencer Ave 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 97% of homes in Butte County
  • Costs less per square foot than 85% of homes in Butte County
  • Smaller than 92% of homes in Butte County
  • Has a smaller lot than 92% of homes in Oroville 95966
  • Older than 76% of homes in Butte County

What homes are worth in Oroville 95966

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

This home
$133K$614K

This home is worth more than 6% of homes in Oroville 95966.

How it measures up in Oroville 95966

The dot is this home. The mark in the middle is the typical home in Oroville 95966.

Estimated value$166,137
CheaperTypical $292,957Pricier

Pricier than 6% of homes nearby

Price per ft²$196
CheaperTypical $206Pricier

Pricier than 39% of homes nearby

Living area849 ft²
SmallerTypical 1,404 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.11 ac
SmallerTypical 0.37 acBigger

Bigger than 8% of homes nearby

Year built1960
OlderTypical 1976Newer

Newer than 31% of homes nearby

How 3975 Spencer Ave ranks against every home in each area.
MeasureThis homeOroville 95966Butte County
Estimated valuepricier than$166,1376% of homes3% of homes
Price per ft²pricier than$19639% of homes15% of homes
Living areabigger than849 ft²10% of homes8% of homes
Lot sizebigger than0.11 ac8% of homes10% of homes
Year builtnewer than196031% of homes24% of homes

About 3975 Spencer Ave

How much is 3975 Spencer Ave, Oroville, CA worth?

The TopHap Estimate for 3975 Spencer Ave, Oroville, CA is $166,137 as of Sep 24, 2026. The likely range is $132,141 to $200,133. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3975 Spencer Ave, Oroville, CA last sell?

3975 Spencer Ave, Oroville, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3975 Spencer Ave, Oroville, CA?

3975 Spencer Ave, Oroville, CA has 2 bedrooms, 1 bathrooms, 849 square feet of living space and a 0.11-acre lot.

When was 3975 Spencer Ave, Oroville, CA built?

3975 Spencer Ave, Oroville, CA was built in 1960, making it 66 years old. It is a modern home. The building has 1 story.

What schools serve 3975 Spencer Ave, Oroville, CA?

3975 Spencer Ave, Oroville, CA is assigned to Oakdale Heights Elementary School (elementary), rated D-; Las Plumas High School (high), rated C; Ishi Hills Middle School (middle), rated D. All sit in Oroville City Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3975 Spencer Ave, Oroville, CA compare to other homes in Oroville 95966?

Among the 11,759 homes in Oroville 95966, it is worth more than 6% of them ($166,137 against a typical $292,957), its price per square foot is higher than 39% of them ($196 against a typical $206), it is bigger than 10% of them (849 ft² against a typical 1,404 ft²), its lot is bigger than 8% of them (0.11 ac against a typical 0.37 ac) and it is newer than 31% of them (1960 against a typical 1976). Measured against all of Butte County, it is worth more than 3% 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 3975 Spencer Ave, Oroville, CA?

The 2025 property tax bill for 3975 Spencer Ave, Oroville, CA was $2,040. The county assessed it at $117,300.

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