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843 S Bonnie Brae St, Los Angeles

APN 5142-004-900·1 more lot on map page 5142-004

A 14,258 sq ft vacant residential lot at 843 S Bonnie Brae St in Los Angeles, Los Angeles County (APN 5142-004-900). It is not in a CAL FIRE hazard zone and outside the FEMA flood zone (zone X). It is zoned R3-1 (multiple dwelling - r2,rd,rmp,rw2,r3,r4,r5) by City of Los Angeles.

Size

14,258sqft

Fire Zone

None

Not in a CAL FIRE zone

Flood Zone

Outside flood zone

Risk Assessment

Very High High Moderate This lot· 2 miles around

Flood

Zone X; nearest 1% a year flood zone (A) 0.2 mi north

Outside flood zone

Low Risk

Fire

High fire zone 1.6 mi north

None

Low Risk

Past Fires

CAL FIRE perimeters since 1878

None mapped

Low Risk

No mapped hazards

Fire history

19801990200020102020

Burned this lot Within 3 miles (100+ acres)

Unnamed Fire 2.3 mi NE1981 · 273 acres

From CAL FIRE's historic fire perimeters (since 1878), which miss some small and older fires.

From FEMA flood maps and CAL FIRE hazard zones. Maps can lag; confirm with the county before you buy. What the zones mean: flood, fire.

Slope

From USGS elevation data (about 10 m detail), so small banks and retaining walls won't show. Turn on 3D on the map above to see the slopes around it.

Sun

Seen from above: north is up, the rim is the horizon, the middle is straight overhead. Buildings and trees aren't included.

Solar energy

5.4kWh/m² a day

good, coastal-level

A 6 kW home system

10,900kWh a year

1,814 kWh per kW of panels

JFMAMJJASOND

Output is for ground-mounted panels at the best tilt; rooftop systems usually make about 10% less. Monthly GHI: PRISM 1991–2020 normals (soltotal), 800 m — PRISM Group, Oregon State University Annual GHI, DNI and PV output: Global Solar Atlas 2.0 — © Solargis, World Bank/ESMAP, CC BY 4.0

Soil

Urban land-Montebello complex, 0 to 5 percent slopes

Mapped as built-over land mixed with Montebello soil (about 20% of the area), which is shown here.

Fine sandy loam0 in–3 in

Clay loam3 in–8 in

Sandy clay loam8 in–2.3 ft

Sandy clay loam2.3 ft–4.9 ft

Sandy clay loam4.9 ft–7 ft

Water: Water soaks in and drains readily
Farming without irrigation: Class 3 of 8: Crops possible, with real limits, limited by erosion.
Building a house (no basement): Somewhat limited · shrink-swell
Septic system: Somewhat limited · slow water movement
Farmland: Prime farmland if irrigated

Typical layers for the main soil mapped in this area by the USDA soil survey (CA696, 1:24,000), shaded by texture. Your lot may differ: get a soil or percolation test before you buy to build.

Climate

Hottest

83°F

Aug highs

Coldest

48°F

Dec lows

Rain

15.1in/yr

mostly Jan–Apr

Bars: typical daily high and low (°F) Rain (in)

Spend a year here and summer stays mild, around 83°F at its warmest; winter nights rarely freeze (48°F lows in December); most of the 15.1 inches of rain a year falls Jan–Apr.

30-year averages (1991–2020) for this spot from PRISM, Oregon State University, at about 800 m detail. Single years can be much hotter, colder or wetter.

Property Details

APN: 5142-004-900
Area: Los Angeles, Los Angeles County
Zoning: R3-1 · Multiple Dwelling - R2,RD,RMP,RW2,R3,R4,R5
Assessor Use: Single (010V)

R3-1: Multiple Dwelling

Apartments as well as single-family homes.

Building a house: Allowed
Smallest lot allowed: 5,000 sq ft, 800 sq ft per unit

From LAMC §12.10 (City Planning zoning summary). A summary, not a permit answer: confirm with the City of Los Angeles planning department before you buy.

Taxes

Tax Status: Unknown

From the LA County Treasurer and Tax Collector's rolls, checked Oct 21, 2026.

Tax Assessment History

Land Prop 13 limit: +2% a year

The assessment has stayed within the 2% a year limit, so the county hasn't reassessed it for a sale or new building in this period. Assessed values are not market prices.

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