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22.89-acre lot near Big Pines and 263rd St E, Mount Waterman, APN 3064-020-003
25 more lots on map page 3064-020
A 22.89-acre vacant desert lot near Big Pines and 263rd St E in Mount Waterman, Los Angeles County (APN 3064-020-003). It burned in the Mundorf No. 172 Fire (1942). It is in a Very High CAL FIRE hazard zone and outside the FEMA flood zone (zone X). It is zoned A-2-2 (heavy agricultural) by Los Angeles County. It is assessed at $8,964 ($392 an acre), with a yearly tax bill of $184. Property taxes are not in default.
Risk Assessment
Flood
Zone X; nearest 1% a year flood zone (A) 0.5 mi northwest
Outside flood zone
Low Risk
Fire
CAL FIRE hazard severity zone
Very High
High Risk
Past Fires
1 mapped fire since 1942
Mundorf No. 172 Fire, 1942
Moderate Risk
Fire history
- Mundorf No. 172 Fire burned this lotJun 1942 · 3,190 acres
- Bridge Fire 0.1 mi W2024 · 55,724 acres
- Pine Fire 0.6 mi NW2021 · 441 acres
- Pines Fire 1.9 mi SW2015 · 175 acres
- Oasis Fire 1.0 mi NW2011 · 356 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
6.0kWh/m² a day
very strong, desert-level
A 6 kW home system
12,200kWh a year
2,025 kWh per kW of panels
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
Terrace escarpments
Terrace escarpments soil makes up about 90% of the mapped area.
- Farming without irrigation
- Class 7 of 8: Grazing at most, not crops, limited by erosion.
- Building a house (no basement)
- Very limited · slope
- Septic system
- Very limited · slow water movement, slope
Typical layers for the main soil mapped in this area by the USDA soil survey (CA675, 1:24,000), shaded by texture. Your lot may differ: get a soil or percolation test before you buy to build.
Climate
Hottest
90°F
Jul highs
Coldest
32°F
Dec lows
Rain
13.0in/yr
mostly Dec–Mar
Spend a year here and summer stays mild, around 90°F at its warmest; winter nights reach freezing (32°F lows in December), so expect frost; most of the 13.0 inches of rain a year falls Dec–Mar.
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
- 3064-020-003
- Area
- Mount Waterman, Los Angeles County
- Zoning
- A-2-2 · Heavy Agricultural
- Assessor Use
- Desert (580V)
- Assessor Location
- VAC/VIC BIG PINES/263 STE
A-2-2: Heavy Agricultural
Farming and animal keeping, plus single-family homes.
- Building a house
- Allowed with a site plan review (a staff check, no hearing)
- Smallest lot allowed
- 2 acres
From LA County Code Table 22.16.030-B, LA County Code §22.110.130. A summary, not a permit answer: confirm with the Los Angeles County planning department before you buy.
Taxes
- Tax Status
- Current
- Yearly Tax Bill
- $184
From the LA County Treasurer and Tax Collector's rolls, checked Oct 21, 2026.
Tax Assessment History
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.
Show every yearHide years
| Year | Assessed |
|---|---|
| 2025 | $8,789 |
| 2024 | $8,617 |
| 2023 | $8,449 |
| 2022 | $8,284 |
| 2021 | $8,122 |
| 2020 | $8,039 |
| 2019 | $7,882 |
| 2018 | $7,728 |
| 2017 | $7,577 |
| 2016 | $7,429 |
Owner
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Official record: county assessor