OpenStoopKnow Your Building
The NYC Building Score. 25 public data sources. Every multifamily building. Updated daily.
All data on OpenStoop is compiled from public New York City records. OpenStoop does not independently verify government records and is not liable for agency delays, omissions, or clerical errors. Building grades are OpenStoop’s proprietary analytical opinions relative to peer buildings — not official government ratings, legal findings, or structural appraisals. Verify critical information with the relevant city agency. OpenStoop is not affiliated with or endorsed by the City of New York.
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