California building permits, one API call away.

Amalgament indexes 2,445,967 building permits for California from 20 public sources, normalized into one schema and joined to the businesses and parcels behind them. Query them through one REST API and one MCP server, or scope any call to California with a single parameter.

Coverage in California

2,445,967 building permits from 20 public sources.

Most recent record dated 2026-08-08. The /freshness endpoint reports every source's last pull.

Sources

• San Francisco, CA
• Los Angeles, CA
• Los Angeles, California

One call, scoped to CA

curl -H "X-API-Key: $OPENFOLIO_KEY" \
  "https://api.amalgament.com/search?q=roofing&dataset_type=building_permit&jurisdiction=CA"

Common questions

How many building permits does Amalgament have for California?

2,445,967 building permits from 20 public sources in California, normalized into one schema and queryable in a single API call or MCP tool call.

Can I filter Amalgament to just California?

Yes. Pass jurisdiction=CA to the /search endpoint, or ask your MCP-connected agent for California, and results are scoped to California building permits.

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