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© 2026 SHAYA LOWENSTEIN · LYON STAHL INVESTMENT REAL ESTATE830 S PACIFIC COAST HWY, SUITE D-200, EL SEGUNDO, CA 90245SHAYA@LYONSTAHL.COM · DRE #01942326
BUILDINGS/414 MARIPOSA AVE
/// BUILDING FILE · ROLL 2025

414 MARIPOSA AVE.

Sierra Madre, CA 91024 · APN 5768-028-011

/// WHERE DO WE REACH YOU?

ONE EMAIL, USED TO KEEP THIS LIST AND TO TELL YOU IF A WATCHED BUILDING LISTS OR SELLS. UNSUBSCRIBE ANY TIME.

UNITS

6

BUILDING SF

4,109

SF / UNIT

685

YEAR BUILT

1964

BEDROOMS

8

BATHROOMS

6

USE · CODE 0500

5+ UNITS

/// ASSESSED VALUE
LAND$207,170
IMPROVEMENTS$457,044
TOTAL$664,214
LAND BASE YEAR1984
OWNERSHIP TENUREAPPROX. 42 YEARS

PROP 13 ASSESSED VALUES — USUALLY WELL BELOW MARKET ON LONG-HELD BUILDINGS.

/// LAST TRANSFER
RECORDEDMAR 2, 2021

No market sale detected on this parcel since 2021. The last recorded transfer may have been a refinance, trust move, or family transfer that didn't reset the Prop 13 base.

/// RENT CONTROL

LIKELY UNDER AB 1482 STATE CAP (5% + CPI, MAX 10%)

Outside LA RSO coverage on these records — most California multifamily over 15 years old falls under the AB 1482 statewide cap of 5% plus CPI, never more than 10% per year.

AB 1482 VS RSO →INFERRED FROM PUBLIC RECORDS — VERIFY WITH LAHD / ZIMAS BEFORE RELYING ON IT.
/// ZIP 91024

Recent sales nearby.

ADDRESSSOLDEST. PRICEEST. $/UNITUNITS
120 AUBURN AVE→NOV 2024EST.$1,250,000$625,000UNITS2590 W SIERRA MADRE BLVD→NOV 2024EST.$4,600,000$418,182UNITS11525 BROOKSIDE LN→OCT 2024EST.$409,500$204,750UNITS2609 W SIERRA MADRE BLVD→OCT 2024EST.$6,000,000$333,333UNITS1870 AUBURN AVE→OCT 2024EST.$2,125,000$708,333UNITS3247 E LAUREL AVE→SEP 2024EST.$1,100,000$550,000UNITS2230 E HIGHLAND AVE→SEP 2024EST.$960,000$480,000UNITS2127 E HIGHLAND AVE→JUL 2024EST.$3,454,000$1,151,333UNITS3

PRICES ESTIMATED FROM ASSESSOR REASSESSMENT AT SALE (ASSESSED VALUE DEFLATED 2%/YR) — NOT VERIFIED CLOSING PRICES.

/// COMPARE

Buildings like this one.

ON MARIPOSA AVE · ZIP 91024

130 MARIPOSA AVE→2 UNITS · BUILT 1936 · DUPLEX240 MARIPOSA AVE→2 UNITS · BUILT 1924 · DUPLEX252 MARIPOSA AVE→6 UNITS · BUILT 1962 · 5+ UNITS258 MARIPOSA AVE→3 UNITS · BUILT 1921 · TRIPLEX261 MARIPOSA AVE→2 UNITS · BUILT 1921 · DUPLEX262 MARIPOSA AVE→2 UNITS · BUILT 1946 · DUPLEX

SIMILAR SIZE AND ERA IN 91024

111 E HIGHLAND AVE, APT 000A→6 UNITS · BUILT 1965 · 6,672 SF111 SUFFOLK AVE→9 UNITS · BUILT 1964 · 10,393 SF136 ESPERANZA AVE→5 UNITS · BUILT 1953 · 4,585 SF136 W HIGHLAND AVE→5 UNITS · BUILT 1949 · 3,144 SF144 E HIGHLAND AVE→6 UNITS · BUILT 1964 · 4,128 SF144 N BALDWIN AVE→8 UNITS · BUILT 1956 · 5,808 SF
EVERY BUILDING IN 91024 →
/// COMMON QUESTIONS · 414 MARIPOSA AVE

The short answers.

Is 414 Mariposa Ave rent controlled?

Outside LA RSO coverage on these records — most California multifamily over 15 years old falls under the AB 1482 statewide cap of 5% plus CPI, never more than 10% per year. This is an inference from public assessor records, not a determination — confirm the certificate of occupancy date with the LA Housing Department or ZIMAS before you rely on it for pricing or notices.

How many units does 414 Mariposa Ave have?

County records list 6 units at 414 Mariposa Ave, classified as 5+ units across 4,109 square feet of building area, averaging about 685 square feet per unit. Unit counts on the roll can lag permitted conversions and unpermitted additions in both directions.

When was 414 Mariposa Ave built?

The assessor roll gives a build year of 1964, which puts it in the pre-1979 stock that the LA Rent Stabilization Ordinance generally covers inside city limits. Age drives more than character here: it sets rent-cap exposure, seismic retrofit obligations, and what a lender will underwrite.

When did 414 Mariposa Ave last change hands?

The most recent transfer on the roll was recorded March 2021. Not every recorded transfer is a market sale — refinances, trust transfers, and family conveyances all appear in the same field, and those do not reset the assessed value.

What is 414 Mariposa Ave assessed at, and is that what it is worth?

The current assessed value is $664,214 ($207,170 land, $457,044 improvements). Assessed value is not market value. Under Proposition 13 it resets only on a change of ownership and then climbs about 2% a year, so a long-held building is often assessed far below what it would trade for — and this one has held its base year for roughly 42 years.

Would the owner of 414 Mariposa Ave face a big tax bill on a sale?

Possibly. A base year going back roughly 42 years usually means a low tax basis, and a low basis means a large taxable gain on a straight sale — capital gains plus depreciation recapture, with California taxing gains at ordinary income rates. It is also why long-held buildings so often sell through a 1031 exchange instead, or pass through an estate for the step-up in basis.

How do I find out what 414 Mariposa Ave would sell for today?

Public records give you the frame — units, size, age, assessed value, when it last traded — but pricing needs in-place rents, expenses, and the condition of the units, none of which appear in county data. A broker valuation puts closed comps and a rent survey against the actual rent roll. Shaya Lowenstein does that free for LA multifamily owners, typically within 48 hours, with no obligation to list.

/// OWNER READING
WHAT IS MY BUILDING WORTH? →SELLING WITH TENANTS IN PLACE →HOW LA RSO WORKS →

Own this building?

FREE, CONFIDENTIAL VALUATION FROM CLOSED COMPS — 48H TURNAROUND.

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