DeltaVisor
Live across 1 city in Maryland

Changes in the built world of Maryland, as they happen

A live map of every Maryland place we watch. Building permits, new construction, and property sales on the way up. Code violations, tax delinquency, and foreclosure on the way down.

2,703Record changes · 30 days
436In the last 7 days
1City tracked
Map of the 1 Maryland city DeltaVisor tracks Baltimore · 2,703
Activity and distress
On the way up · last 30 days
2,414Permits
On the way down · last 30 days
167Vacancy
122Demolition
Changes by record type
  • Permits 2,414
    Issued 2,091Expired 323
  • Vacancy & Blight 167
    Vacated 147Vacancy cleared 20
  • Demolition 122
    Issued 120Expired 2
Daily changes, last 30 days
Jun 30Jul 7Jul 14Jul 21Jul 28Jul 29
Top permit types
  • Other1,355
  • Electrical321
  • New construction270
  • Alteration132
  • Plumbing118
  • Roof114
  • Mechanical79
  • Sign13
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