Los Angeles Building Permits Submitted Before 2010

Los Angeles building permit records include details for construction, remodeling, and repair projects submitted before 2010. The dataset is provided by the City of Los Angeles Department of Building and Safety. It was last updated in March 2026.

Use Cases

• Analyze construction valuation trends over time using the VALUATION and ISSUE_DATE columns.
• Map permit density and types across Los Angeles using the PRIMARY_ADDRESS, LAT, LON, and PERMIT_TYPE fields.
• Study the frequency and characteristics of different permit categories like electrical or mechanical using PERMIT_SUB_TYPE and WORK_DESC.
• Examine the status and processing timeline of permits using STATUS_DESC, ISSUE_DATE, and STATUS_DATE.
• Correlate building use and scale with zoning regulations using USE_DESC, SQUARE_FOOTAGE, and ZONE columns.

Strengths

• Contains geospatial coordinates (LAT, LON) for mapping analysis.
• Includes multiple permit detail columns such as VALUATION, SQUARE_FOOTAGE, and PERMIT_TYPE.

Limitations

• Dataset scope is limited to permits submitted before 2010, excluding recent construction activity.
• Unknown total row count and sample size for statistical reliability assessment.
• Data freshness is unclear as the 2026 update may reflect a system refresh rather than new permit records.

Provenance

Source

City of Los Angeles Department of Building and Safety via data.lacity.org.

Collection Method

Administrative records from the city's permit issuance system.

Time Range

Records submitted before 2010.

Freshness

Last updated March 30, 2026, but contains records only from before 2010.

Geography

City of Los Angeles, California, USA.