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Mobile HomeResidential

15831 OLDEN ST

RANCHO CASCADES, CA 91342
6.87 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
Built 198079 units1,152–2,432 ft²
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All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
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Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
—
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

Sales Performance

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Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
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1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.

0 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

Studio
74 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
Studio · 0 ba · 1,440 ft²
17 units
Studio · 0 ba · 1,152 ft²
14 units
Studio · 0 ba · 1,344 ft²
6 units
Studio · 0 ba · 1,680 ft²
6 units
Studio · 0 ba · 1,248 ft²
3 units
Studio · 0 ba · 1,736 ft²
3 units
Studio · 0 ba · 1,848 ft²
3 units
Studio · 0 ba · 1,200 ft²
2 units
Studio · 0 ba · 1,300 ft²
2 units
Studio · 0 ba · 1,392 ft²
2 units
Studio · 0 ba · 1,456 ft²
2 units
Studio · 0 ba · 1,568 ft²
2 units
One-off layouts
17 units

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.94%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.1%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.126.7 yrs
Median tax billThe middle annual property tax bill among the building's units.$522
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$26,966 (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.$1,451,638 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$192,278
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,259,360
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,423,175

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Mobile Home
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountyLOS ANGELES
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(1)

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
Herrick Avenue ElementaryC+
Elementary · Grades KG–5 · 0.7 mi
M
Olive Vista Middle SchoolB
Middle · Grades 6–8 · 1.5 mi
H
Sylmar Charter High SchoolC+
High · Grades 9–12 · 2.1 mi

District: Los Angeles Unified School District

Neighborhood · ZIP 91342These 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.51
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.710

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.16%
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.1.7%
PopulationHow many people live in this area.93,742
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,806 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$79,037
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$106,041
Average tempThe average temperature here across a full year.62°F
Annual precipHow much rain and melted snow falls here in a typical year.22 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

15831 Olden St
2,500 ft²
15831 Olden St
1,736 ft²
15831 Olden St # 2
1,152 ft²
15831 Olden St
1,440 ft²
15831 Olden St # 4
1,440 ft²
15831 Olden St
1,248 ft²
15831 Olden St # 6
1,456 ft²
15831 Olden St # 7
1,344 ft²
15831 Olden St
1,676 ft²
15831 Olden St # 9
1,714 ft²
15831 Olden St # 10
1,652 ft²
15831 Olden St # 11
1,440 ft²
15831 Olden St # 12
1,440 ft²
15831 Olden St # 13
1,344 ft²
15831 Olden St # 14
1,440 ft²
15831 Olden St
1,440 ft²
15831 Olden St # 16
1,352 ft²
15831 Olden St # 17
1,440 ft²
15831 Olden St # 18
1,440 ft²
15831 Olden St # 19
1,440 ft²
15831 Olden St # 20
1,200 ft²
15831 Olden St # 21
1,440 ft²
15831 Olden St # 23
1,344 ft²
15831 Olden St # 24
1,456 ft²
15831 Olden St # 25
1,164 ft²
15831 Olden St # 26
1,848 ft²
15831 Olden St # 27
1,736 ft²
15831 Olden St # 28
1,620 ft²
15831 Olden St # 29
1,440 ft²
15831 Olden St # 30
1,248 ft²
15831 Olden St
1,344 ft²
15831 Olden St # 32
1,392 ft²
15831 Olden St # 33
1,152 ft²
15831 Olden St # 34
1,152 ft²
15831 Olden St # 35
1,152 ft²
15831 Olden St # 36
1,638 ft²
15831 Olden St # 37
1,440 ft²
15831 Olden St # 38
1,152 ft²
15831 Olden St # 39
1,152 ft²
15831 Olden St # 40
1,296 ft²
15831 Olden St # 41
1,248 ft²
15831 Olden St # 42
1,392 ft²
15831 Olden St # 43
1,440 ft²
15831 Olden St # 44
1,152 ft²
15831 Olden St # 45
1,440 ft²
15831 Olden St # 46
1,680 ft²
15831 Olden St # 47
1,152 ft²
15831 Olden St # 48
1,152 ft²
15831 Olden St # 49
1,560 ft²
15831 Olden St # 50
1,300 ft²
15831 Olden St # 51
1,152 ft²
15831 Olden St # 52
1,440 ft²
15831 Olden St # 53
1,680 ft²
15831 Olden St # 54
1,736 ft²
15831 Olden St # 55
1,680 ft²
15831 Olden St # 56
1,336 ft²
15831 Olden St # 57
15831 Olden St
1,368 ft²
15831 Olden St # 59
1,792 ft²
15831 Olden St # 60
2,432 ft²
15831 Olden St # 61
1,680 ft²
15831 Olden St # 62
1,848 ft²
15831 Olden St # 63
1,568 ft²
15831 Olden St # 64
1,344 ft²
15831 Olden St # 65
1,344 ft²
15831 Olden St # 66
1,456 ft²
15831 Olden St # 67
1,680 ft²
15831 Olden St # 68
1,440 ft²
15831 Olden St # 69
1,152 ft²
15831 Olden St # 70
1,152 ft²
15831 Olden St # 71
1,440 ft²
15831 Olden St # 72
1,300 ft²
15831 Olden St # 73
1,152 ft²
15831 Olden St # 74
1,152 ft²
15831 Olden St # 75
1,740 ft²
15831 Olden St # 76
1,680 ft²
15831 Olden St # 77
1,200 ft²
15831 Olden St # 78
1,440 ft²
15831 Olden St # 79
1,848 ft²
15831 Olden St # 81
1,568 ft²

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

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