191,763 Commercial Alteration permits in Los Angeles
Updated 8h ago via daily refresh. Commercial Alteration subset of the 2,840,200 total Los Angeles permits indexed.
Permits indexed191,763Across Los Angeles
RefreshDailyLast update 2026-05-24 02:00 PT
Cohort classifierLLM-1Field-level DQ flags inline
What this cohort covers
What counts as Commercial Alteration in Los Angeles?
Commercial alteration permits cover the broad set of changes to existing commercial buildings — tenant improvements, additions, structural alterations, adaptive reuse, AND roofing/envelope work that doesn't trigger a separate sub-cohort. The highest-volume commercial cohort in most US metros because TI turnover + re-roofing cycles dominate filings against existing stock.
No demo commercial alteration permits in the current Los Angeles sample — cohort grid populates from the live API at B1.6+.
Other cohorts in Los Angeles
- Multifamily Alteration143,615
- Commercial Signage Permits49,442
- ADU-Qualifying Construction26,740
- Commercial New Construction9,109
- Commercial Demolition8,675
- Multifamily New Construction5,699
- Residential Demolition2,692
- Civic Construction
- Commercial MEP
- Commercial Pool Construction
- Commercial Shell-Only Construction
- Industrial New Construction
- Residential Alteration
- Residential Foundation-Only
- Residential MEP
- Residential New (Single-Family)
- Temporary Construction Support
Commercial Alteration in other metros
FAQ
Frequently asked about commercial alteration permits in Los Angeles
- How many commercial alteration permits are pulled in Los Angeles each year?
- 191,763 commercial alteration permits are currently indexed for Los Angeles. Volume varies year over year; PermitCore tracks both historical totals and current rolling-window activity.
- Where can I see the latest commercial alteration permits in Los Angeles?
- The grid above shows the most recent commercial alteration permits in Los Angeles, paginated 25 per page. For programmatic access — filter by cohort, by date range, by contractor — use the PermitCore API or download via the sandbox.
- How is the commercial alteration data in Los Angeles refreshed?
- Los Angeles permit data is refreshed daily from the city's open-data portal. Cohort classification is applied automatically via PermitCore's LLM-1 classifier; field-level data-quality flags surface inline so you can filter for clean rows.
- Can I export Los Angeles commercial alteration permits?
- Yes — the free tier includes 5K rows of CSV export per month. Paid tiers expand to Parquet export, 50K-2M rows, and webhook delivery on new commercial alteration permit filings.
Custom delivery
Want Commercial Alteration in Los Angeles permit data delivered to your CRM or warehouse?
Self-serve API tiers cover most use cases. If you need direct delivery to Salesforce, HubSpot, Snowflake, BigQuery, or a custom warehouse — tell us the shape and we'll scope a path. Replies within one business day.