GroundTally construction pulse · data as of 2026-09-12

Seattle, WA

8,855 permits on file · source: data.seattle.gov · updated daily
Permits issued, last 30 days
523
▼ 3.1% vs same period last year
Construction valuation, last 90 days
$763.0M
▼ 0.9% vs same period last year · project-level
Residential share, last 90 days
78%
of classified permits

Permit velocity

Permits issued per week, trailing 13 weeks
050100150200Jun 20Jul 4Jul 18Aug 1Aug 15Aug 29Sep 12112
This year Same weeks last year
Table view
WeekThis yearLast year
Week of Jun 20113116
Week of Jun 27129178
Week of Jul 49895
Week of Jul 11125149
Week of Jul 18107114
Week of Jul 25130118
Week of Aug 1149118
Week of Aug 8117126
Week of Aug 15136126
Week of Aug 22133136
Week of Aug 29109133
Week of Sep 5145126
Week of Sep 12112131

Biggest new projects

Last 30 days, section permits collapsed to projects
ValuationAddressContractorDescriptionIssued
$6.2M 1916 BOREN AVE ↗ Change use from office to office/Laboratory per land use code. Initial tenant improvement in mixed-use high-rise offic permit ↗ 2026-08-19
$3.0M 4519 34TH AVE S ↗ Demolish one-family dwelling per plan permit ↗ 2026-08-20
$2.8M 3700 S GENESEE ST ↗ Establish use as child care center per land use code. Construct new Institutional building occupy per plan. Mechanical permit ↗ 2026-08-21
$2.8M 700 OLIVE WAY ↗ Construct blanket permit tenant improvements to future tenant on the seventh floor of existing commercial building per permit ↗ 2026-08-26
$2.6M 4719 21ST AVE NE ↗ Demolish existing triplex per plan. permit ↗ 2026-09-11
$2.3M 9400 35TH AVE NE ↗ Construct west multi-family live/work structure and occupy per plans. (Establish use as multi-family live/work per La permit ↗ 2026-08-31
$2.1M 201 16TH AVE E ↗ Construct alterations to existing hospital building (Kaiser Main Bldg.) at level 1 per plan. Mechanical included. permit ↗ 2026-09-10
$2.0M 3446 39TH AVE SW ↗ Demolish existing one-family dwelling per plan. permit ↗ 2026-09-02
$2.0M 1800 YALE AVE ↗ Construct interior alterations to ground floor lobby and levels 2-6 of existing hotel (Springhill Suites) and Occupy p permit ↗ 2026-08-26
$2.0M 3150 EAST LAURELHURST DR NE ↗ Establish use as single family residence per land use code. Construct one family dwelling per plan. permit ↗ 2026-08-24

Permits by trade

Last 90 days, normalized taxonomy
building1,266roofing148demolition138mechanical38other6pool5electrical1plumbing1
Table view
TradePermits (90d)YoY
building1,266-4%
roofing148-15%
demolition138+3%
mechanical38+65%
other6+50%
pool5+150%
electrical1-67%
plumbing1-67%

Permit map

Each dot is one permit issued in the last 30 days

Top contractors

By permits issued, last 90 days
ContractorPermitsValuation
Valentine Roofing40$765.3K
State Roofing Inc5$248.8K
Axiom Division 75$720.2K
Erie Construction Mid-West LLC4$116.2K
Maritime Roofing and Construction3$41.2K
James King Roofing, LLC3$702.1K
Flat Roof Pros Inc3$103.6K
Diamond Roofers LLP3$258.2K
Washington Weather Shield, Inc.2$172.9K
Reidel Roofing2$252.8K

Hot ZIP codes

Permits issued, last 90 days vs same period last year
ZIPPermitsYoY
98115145 +12%
98103113 -10%
98117113 +18%
9811898 +11%
9812569 -14%
9813668 +74%
9810566 -1%
9819963 -6%