Guides, tutorials, and insights on building with permit data.
Building permit data has been locked away in thousands of municipal portals. Here's how to access 5.7M+ permits across 22 U.S. cities through a single API — with Python, JavaScript, and curl examples.
Read more →Solar companies spend thousands on leads. Building permit data shows you exactly which homeowners just installed panels or filed roofing permits — the highest-intent prospects in the market.
Read more →Permit data is the earliest public signal of construction activity — often weeks before work begins. Here's how investors use it to spot emerging neighborhoods and renovation waves.
Read more →Before hiring a contractor, check their track record. PermitStack's contractor search lets you see permit history, project types, and activity across multiple cities programmatically.
Read more →Both provide building permit data via API, but they serve different markets. Here's an honest comparison of coverage, pricing, features, and developer experience.
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