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October 2026 Building Permits

Official permit data from Seattle — updated Mon, Wed & Fri from the county permitting office.

Seattle, WA issued 4,703 building permits in October 2026, up 17% from the prior month. The most active zip code was 98115 with 371 permits. Electrical was the top permit type, making up 48% of all permits issued.

Permits issued
4,703
vs. prior month
+17%
4,003 last month
Most active zip
98115
371 permits
Top permit type
Electrical
48% of total

Permit activity by zip code

Top 10 zip codes by permit volume — October 2026

98115
371
98117
307
98103
289
98125
232
98105
219
98101
209
98116
204
98118
193
98199
193
98109
192

Permits by type

October 2026 · Seattle, WA

Electrical
2268 (48%)
Trade — Single-Family/Duplex Furnace
834 (18%)
Trade — Refrigeration
612 (13%)
Building — Addition/Alteration
344 (7%)
Trade — Mechanical
187 (4%)
Building — New
110 (2%)
Trade — Conveyance
107 (2%)
Trade — Fire Sprinkler and Suppression
64 (1%)
Trade — Sign, Awning and Canopy
57 (1%)
Demolition — Demolition
34 (1%)
Trade — Boiler/Pressure Vessel
31 (1%)
Roof
26 (1%)
Building — Tenant Improvment
12 (0%)
Demolition
9 (0%)
Building — Temporary
5 (0%)
Grading
2 (0%)
Building — Change of Use Only - No Construction
1 (0%)

Other months — Seattle

November 2026September 2026August 2026
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