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Single Family ResidenceResidential
$1,080,860$554 / 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 95How 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 $320,000 on Jul 27, 2001

10811 BISMARCK AVE

PORTER RANCH, CA 91326
3
Beds
2
Baths
1,950 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.1M
$1M low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$320,000 · Jul 27, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,001 (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.$482,167 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$304,222
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$177,945
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$472,713

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.Conventional
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.18
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(13)

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
Beckford Charter for Enriched StudiesA+
Elementary · Grades KG–5 · 0.2 mi
M
Nobel Middle SchoolA
Middle · Grades 6–8 · 1.1 mi
H
Granada Hills High SchoolA
High · Grades 9–12 · 1.7 mi

District: Los Angeles Unified School District

Neighborhood · ZIP 91326These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.808

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
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.1.8%
PopulationHow many people live in this area.36,202
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,793 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,178
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$160,858
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

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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

10811 Bismarck 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 more than 69% of homes in Los Angeles County
  • Costs more per square foot than 78% of homes in Porter Ranch
  • Smaller than 69% of homes in Porter Ranch 91326
  • Has a smaller lot than 76% of homes in Porter Ranch
  • Older than 85% of homes in Porter Ranch 91326

What homes are worth in Porter Ranch 91326

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

This home
$609K$2.5M

This home is worth more than 34% of homes in Porter Ranch 91326.

How it measures up in Porter Ranch 91326

The dot is this home. The mark in the middle is the typical home in Porter Ranch 91326.

Estimated value$1,080,860
CheaperTypical $1,188,476Pricier

Pricier than 34% of homes nearby

Price per ft²$554
CheaperTypical $499Pricier

Pricier than 74% of homes nearby

Living area1,950 ft²
SmallerTypical 2,365 ft²Bigger

Bigger than 31% of homes nearby

Lot size0.18 ac
SmallerTypical 0.25 acBigger

Bigger than 26% of homes nearby

Year built1964
OlderTypical 1979Newer

Newer than 15% of homes nearby

How 10811 Bismarck Ave ranks against every home in each area.
MeasureThis homePorter RanchPorter Ranch 91326Los Angeles County
Estimated valuepricier than$1,080,86037% of homes34% of homes69% of homes
Price per ft²pricier than$55478% of homes74% of homes49% of homes
Living areabigger than1,950 ft²32% of homes31% of homes67% of homes
Lot sizebigger than0.18 ac24% of homes26% of homes58% of homes
Year builtnewer than196420% of homes15% of homes62% of homes

About 10811 Bismarck Ave

How much is 10811 Bismarck Ave, Porter Ranch, CA worth?

The TopHap Estimate for 10811 Bismarck Ave, Porter Ranch, CA is $1,080,860 as of Aug 30, 2026. The likely range is $1,023,281 to $1,138,439. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10811 Bismarck Ave, Porter Ranch, CA last sell?

10811 Bismarck Ave, Porter Ranch, CA last sold on Jul 27, 2001 for $320,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 10811 Bismarck Ave, Porter Ranch, CA?

10811 Bismarck Ave, Porter Ranch, CA has 3 bedrooms, 2 bathrooms, 1,950 square feet of living space and a 0.18-acre lot.

When was 10811 Bismarck Ave, Porter Ranch, CA built?

10811 Bismarck Ave, Porter Ranch, CA was built in 1964, making it 62 years old. It is a conventional home. The building has 1 story.

What schools serve 10811 Bismarck Ave, Porter Ranch, CA?

10811 Bismarck Ave, Porter Ranch, CA is assigned to Beckford Charter for Enriched Studies (elementary), rated A+; Nobel Middle School (middle), rated A; Granada Hills High School (high), rated A. All sit in Los Angeles Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10811 Bismarck Ave, Porter Ranch, CA compare to other homes in Porter Ranch 91326?

Among the 12,126 homes in Porter Ranch 91326, it is worth more than 34% of them ($1,080,860 against a typical $1,188,476), its price per square foot is higher than 74% of them ($554 against a typical $499), it is bigger than 31% of them (1,950 ft² against a typical 2,365 ft²), its lot is bigger than 26% of them (0.18 ac against a typical 0.25 ac) and it is newer than 15% of them (1964 against a typical 1979). Measured against all of Los Angeles County, it is worth more than 69% 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 10811 Bismarck Ave, Porter Ranch, CA?

The 2025 property tax bill for 10811 Bismarck Ave, Porter Ranch, CA was $6,001. The county assessed it at $482,167.

More homes on Bismarck Ave

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Assigned schools

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