Los Angeles Building Permits Issued Before 2010

Building permits issued by the Los Angeles Department of Building and Safety for construction, remodeling, and repair projects before 2010. Permits include building, electrical, and mechanical types, categorized by plan check requirements. Data is provided by data.lacity.org and was last updated in March 2026.

Use Cases

• Analyze construction valuation trends over time using the VALUATION and COFO_DATE columns.
• Map permit density and types across Los Angeles neighborhoods using LAT, LON, and PERMIT_TYPE.
• Study zoning code associations with permit issuance by joining ZONE and USE_CODE with permit details.
• Identify permit processing efficiency by comparing PERMIT_GROUP categories like 'No Plan Check' with issue dates.

Strengths

• Contains detailed permit categorization across building, electrical, and mechanical types.
• Includes geospatial coordinates (LAT, LON) for mapping permit locations.

Limitations

• Dataset is temporally stale, containing only permits issued before 2010.
• Sample data and total row count are unavailable for assessing completeness.
• License terms are unknown, which may restrict commercial use.

Provenance

Source

data.lacity.org

Collection Method

Administrative records from the Los Angeles Department of Building and Safety.

Time Range

Before 2010

Freshness

Data was last updated in March 2026, but the temporal coverage ends before 2010.

Geography

City of Los Angeles, California, USA