Protection status granted by the NYC Landmarks Preservation Commission that restricts alterations to a building's exterior.
Last updated: March 2026 · 9.4M+ properties indexed
The NYC Landmarks Preservation Commission (LPC) designates individual landmarks and historic districts. Designated buildings cannot alter their exteriors without LPC approval. Interior landmarks also exist but are less common.
Landmark status affects what permits can be obtained and what renovations are allowed. It's an important factor in property valuation and development planning. RegWatch shows landmark and historic district status for every property.
A building designated by LPC cannot alter its exterior without commission approval. This protects architectural character but limits renovation options.
RegWatch shows individual landmark and historic district status for every property in its zoning tab.
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