DeltaVisor
Live across 1 city in Illinois

Changes in the built world of Illinois, as they happen

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

5,788Record changes · 30 days
914In the last 7 days
1City tracked
Map of the 1 Illinois city DeltaVisor tracks Chicago · 5,788
Activity and distress
On the way up · last 30 days
2,446Permits
On the way down · last 30 days
3,238Violations
104Demolition
Changes by record type
  • Violations 3,238
    Opened 3,211Resolved 27
  • Permits 2,446
    Issued 2,446
  • Demolition 104
    Issued 104
Daily changes, last 30 days
Jun 30Jul 7Jul 14Jul 21Jul 28Jul 29
Top permit types
  • Electrical753
  • Other427
  • New construction425
  • Alteration306
  • Sign173
  • Addition157
  • Mechanical115
  • Plumbing90
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