Signals / Event
Addition Permit
in Seattle, WA
Official permission to expand a building, commonly represented by construction documents, architectural drawings, or an active addition.
- LATEST YEAR
- 8
- 2026
- CHANGE
- -20%
- vs previous period
- PEAK
- 35
- 2012
- ALL TIME
- 115K
- 14513 per 100k residents
Where else it is
All-time count by city.
- 01Philadelphia, PA172K
- 02Austin, TX144K
- 03Seattle, WA115K
- 04San Francisco, CA40K
- 05Chicago, IL23K
- 06Minneapolis, MN13K
- 07New York City, NY10K
Other events in Seattle
Things that happen: permits, collisions, crimes, inspections. All-time counts.
- 01Theft494K
- 02Alteration Permit120K
- 03Addition Permit115K
- 04Burglary115K
- 05Assault107K
- 06Vandalism93K
- 07Vehicle Theft78K
- 08Shoplifting72K
- 09Bribery70K
- 10Forgery70K
- 11Extortion70K
- 12Fraud70K
- 13Construction Permit51K
- 14Demolition Permit28K
- 15Robbery26K
- 16Drug Offense25K
- 17Narcotics25K
- 18Garage Permit23K
- 19Motor Vehicle Burglary21K
- 20Identity Theft15K
- 21Tenant Improvement Permit13K
- 22Commercial Permit13K
- 23Deck Permit12K
- 24Accessory Dwelling Unit Permit11K