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King County, Washington building permits

According to permitsearch.us records, 407,562 permit records are on file for King County, Washington (1963–2027).

Our records for this area are growing — figures reflect permits on file, not every permit ever issued.

Permits on file by year

Permit records on file by year, 2017 to 202604,0008,00012,00016,00020,0002017: 16,750 records on file20172018: 16,972 records on file201816,9722019: 16,294 records on file20192020: 13,480 records on file20202021: 13,681 records on file20212022: 13,510 records on file20222023: 13,193 records on file20232024: 13,849 records on file20242025: 15,423 records on file20252026: 8,674 records on file2026
Show yearly totals
YearRecords on file
201716,750
201816,972
201916,294
202013,480
202113,681
202213,510
202313,193
202413,849
202515,423
20268,674

Top work types in our records

Top work types in our recordsbuildingbuilding: 164,620 records on file164,620electricalelectrical: 84,619 records on file84,619otherother: 35,868 records on file35,868firefire: 31,198 records on file31,198mechanicalmechanical: 29,701 records on file29,701

73% of records on file show a final or completed status.

73% of records on file show a final or completed status73%

Recent permits

Nearby counties

Street rankings appear on city-level pages — use the directory to browse down.

Based on 407,562 permit records on file from wa-bellevue (MyBuildingPermit), wa-bothell (MyBuildingPermit), CityofRedmondWA (Tyler EnerGov), wa-seattle (Socrata), 1963–2027. Last updated 2026-08-20.