Building Permits in Seattle, WA

↑500%+ vs last year

Track construction activity, new developments, and building permit filings in Seattle. Updated daily.Data current through Oct 23, 2026

15,717

Total Permits

534

Last 30 Days

$3.4B

Total Construction Value

$630.5K

Avg Project Cost

Quick Insights

•Permit activity is up 500%+ compared to the prior 12 months
•Average project cost is $630.5K
•Other permits make up 100% of all filings

Processing Timeline

15.5

Avg Days to Approval

Median: 6 days

182.8

Avg Days to Issuance

2,446

Permits with Timeline Data

Based on permits with recorded submission and approval dates. Compare with other cities →

Permit Status Pipeline

48%

29%

18%

submitted7,483

completed4,545

issued2,886

expired803

Permit Types

Other

15,717

$3.4B

Cost Distribution

$0 - $50K

1,711

$50K - $250K

1,699

$250K - $1M

1,634

$1M - $5M

283

$5M+

Monthly Activity

Oct

Nov

294

Dec

559

Jan

514

Feb

587

Mar

586

Apr

516

May

515

Jun

546

Jul

523

Aug

512

Sep

431

Oct

0587

Recent Permits

Type	Address	Description	Cost	Date
Other	6212 6TH AVE NW	Construct seismic retrofit to existing single family residence per Earthquake Home Retrofit plan set.	$20K	Oct 23, 2026
Other	5421 48TH AVE SW	Construct new West one family dwelling per plan (Allow housing for detached dwelling units per land use code. Constru	$229.9K	Oct 23, 2026
Other	1201 3RD AVE	Construct parapet repairs at rooftop of existing commercial building per plan	$350K	Oct 23, 2026
Other	4108 W BERTONA ST	Construct alterations at each level of one-family dwelling subject to field inspection [STFI].	$150K	Oct 23, 2026
Other	1804 E REPUBLICAN ST	Construct interior non-structural alterations to unit #5 of existing multifamily building subject to field inspection	$75K	Oct 23, 2026
Other	155 NE 100TH ST	Construct blanket permit tenant improvements to future tenant on the second floor of existing commercial building per p	$60K	Oct 23, 2026
Other	212 W HOWE ST	Construct north one-family dwelling per plan. (Establish use as housing for two attached dwelling units and one detache	$70.3K	Oct 23, 2026
Other	9823 51ST AVE SW	Construct alterations to replace footings and columns at south side and one at northeast corner of existing one-family d	$20K	Oct 23, 2026
Other	5421 48TH AVE SW	Construct new middle one family dwelling per plan (Allow housing for detached dwelling units per land use code. Const	$231.3K	Oct 23, 2026
Other	940 N 103RD ST	Tenant improvements to bathroom living room and kitchen areas of unit 3 and unit 7 subject to field inspection.	$15K	Oct 23, 2026