CoStar leads in commercial market data. RegWatch leads in NYC regulatory intelligence. See how they complement each other.
Last updated: March 2026 · 9.4M+ properties indexed
CoStar Group is the largest provider of commercial real estate data and analytics in the United States. Their platform covers property listings, sales comparables, lease comparables, tenant information, and market analytics. CoStar is widely used by brokers, investors, and lenders for commercial property transactions.
CoStar excels at market-level data but does not provide building violations, permit details, tax lien status, or Certificate of Occupancy data — the regulatory intelligence that RegWatch specializes in.
Market data: CoStar provides lease comps, sales comps, tenant info, and market analytics. RegWatch does not.
Regulatory data: RegWatch provides DOB/HPD/ECB violations, permits, C of O, tax liens, and zoning. CoStar does not.
NYC depth: RegWatch pulls from 11+ NYC agency sources. CoStar provides general property info across the US.
AI analysis: RegWatch offers AI-powered property risk analysis. CoStar offers analytics focused on market trends.
Pricing: RegWatch reports start at $5. CoStar subscriptions typically start at $400+/month.
RegWatch and CoStar serve different purposes and complement each other well. CoStar tells you what the market says a property is worth. RegWatch tells you what city records say about its condition and compliance. For thorough commercial due diligence in NYC, many professionals use both.
RegWatch and CoStar serve different purposes. RegWatch excels at aggregating data from 270+ NYC agencies into one search with automated reports and monitoring.
Yes. Many professionals use RegWatch alongside other tools. RegWatch handles the data aggregation layer while other tools may offer specialized features.
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