Seattle Addition & ADU Permits
Every addition & adu permit filed in Seattle, WA, refreshed daily — the projects general contractors and ADU builders want to reach before the owner starts collecting bids.
Seattle has been filing about 9 addition & adu permits a week over the 30 days on record. Half of them declare between $9,250 and $100,000 of work.
What's being built in Seattle, WA
- Addition / ADU38
Most recent filings
- Addition / ADU $100k-$250k 2 days ago
- Addition / ADU $250k-$500k 3 days ago
- Addition / ADU Under $25k 3 days ago
- Addition / ADU $50k-$100k 4 days ago
- Addition / ADU $100k-$250k 5 days ago
- Addition / ADU $25k-$50k 5 days ago
- Addition / ADU Under $25k 5 days ago
- Addition / ADU Under $25k 9 days ago
Addresses and full scope are unlocked with a subscription. Only 1% of recent permits in Seattle name a contractor or owner, so most of the feed names no one.
Get these Seattle, WA permits the day they're filed
PingPermit scores every new building permit in Seattle, WA and delivers the ones worth chasing — address, scope, and valuation — every morning. Roofers, remodelers, and debris-box operators use it to reach the project before the owner starts collecting bids.
Addition & ADU permits in other markets
The same trade, filed in the other markets we read — each market's own window, not this one's.
- Los Angeles, CA — 144 filed Sep 22–26
- Miami-Dade, FL — 92 filed Sep 29–Oct 2
- San Francisco, CA — 85 filed Sep 14–Oct 1
- Philadelphia, PA — 78 filed Sep 24–Oct 2
- Louisville, KY — 78 filed Sep 10–Oct 2
- Mesa, AZ — 77 this month
- Montgomery County, MD — 44 this month
- Chicago, IL — 35 filed Sep 16–Oct 1
- Nashville, TN — 24 filed Sep 3–30
- Orlando, FL — 21 filed Sep 16–23
- Addition & ADU permits by city — every market we read