Los Angeles Building Permits Issued Since 2020

City of Los Angeles Department of Building and Safety provides data on permits issued for construction, remodeling, and repair. Permits are categorized into building, electrical, and mechanical types, with issuance processes ranging from same-day Express Permits to those requiring plan review. The dataset includes records from 2020 to the present.

Use Cases

• Analyze permit issuance trends for building, electrical, and mechanical permit categories over time.
• Compare the volume of Express Permit or e-Permit ('No Plan Check') versus 'Plan Check' category permits to assess processing efficiency.
• Study the distribution of permits related to specific mechanical systems like plumbing, HVAC, fire sprinklers, elevators, and pressure vessels.

Strengths

• Data is actively maintained, with a last update timestamp of March 22, 2026.
• Provides a clear temporal scope covering permits issued from 2020 onward.
• Offers multiple data formats (CSV, JSON, RDF, XML) for user flexibility.

Limitations

• The total number of records (rows) and specific data fields (columns) are not documented.
• Sample data is unavailable, preventing assessment of data structure and completeness prior to download.
• The license is unspecified, which may create uncertainty for commercial or redistribution use.

Provenance

Source

City of Los Angeles

Collection Method

Issued by the Department of Building and Safety for construction, remodeling, and repair activities.

Time Range

2020 to present

Freshness

Updated as of March 22, 2026.

Geography

City of Los Angeles