Permits

Building permits that add or remove housing, and demolitions, completed between Jan 1, 2010 and Oct 6, 2026. Demolitions are dated by when they were issued.

112,928 net units · 21,761 permits · 16,621 projects

121,337 added − 8,409 removed

These totals are computed from exactly the rows below, so they match the number you clicked to get here.

Circle size shows units; blue adds housing, red removes it. Click the map to count only permits near that point. Showing the 10,000 largest of 21,736 located permits. 25 permits have no location and aren't on the map.

Permit Address / areaTypeStatusAppliedIssuedcompleted Units
6817815-CN Street View
4412 39TH AVE SW
West Seattle Junction/Genesee Hill
Detached houseDone
Completed
Feb 12, 2021Oct 20, 2021Apr 15, 2026+2
6973147-CN Street View
4411 1ST AVE NE
Wallingford
Detached houseDone
Completed
Apr 10, 2024Mar 27, 2025Apr 15, 2026+1
7040930-CN Street View
4113 C CHILBERG AVE SW
Alki/Admiral
Townhouse/rowhouseDone
Completed
Aug 14, 2024Mar 11, 2025Apr 15, 2026+2
7067778-CN Street View
2136 B 6TH AVE W
Queen Anne
ADU/DADU*Done
Completed
Feb 11, 2025Sep 10, 2025Apr 15, 2026+1
6811682-CN Street View
3538 S HUDSON ST
Columbia City
ADU/DADUDone
Completed
Jan 25, 2021Sep 1, 2021Apr 14, 2026+1
7057039-CN Street View
3218 47TH AVE SW
West Seattle Junction/Genesee Hill
ADU/DADU*Done
Completed
Mar 7, 2025Jul 2, 2025Apr 14, 2026+1
+2 −1
7073371-CN Street View
1115 NW 125TH ST
Broadview/Bitter Lake
ADU/DADU*Done
Completed
Apr 20, 2025Jul 22, 2025Apr 14, 2026+1
6906829-CN Street View
7923 32ND AVE SW
Roxhill/Westwood
ADU/DADUDone
Completed
Sep 15, 2022Jun 15, 2023Apr 13, 2026+2
6959899-CN Street View
223 30TH AVE E
Central Area/Squire Park
ADU/DADUDone
Completed
May 17, 2023Jan 31, 2024Apr 13, 2026+1
7020478-CN Street View
4520 NE TULANE PL
Ravenna/Bryant
ADU/DADUDone
Completed
May 10, 2024Sep 10, 2024Apr 13, 2026+2
7054303-CN Street View
522 B NE 89TH ST
Northgate/Maple Leaf
ADU/DADUDone
Completed
Apr 28, 2025Apr 28, 2025Apr 13, 2026+1
7054368-CN Street View
524 B NE 89TH ST
Northgate/Maple Leaf
ADU/DADUDone
Completed
Nov 4, 2024Jun 5, 2025Apr 13, 2026+1
7081076-CN Street View
1118 NW 63RD ST
Whittier Heights
ADU/DADU*Done
Completed
Jun 2, 2025Aug 6, 2025Apr 12, 2026+2
6865134-CN Street View
804 S ROSE ST
South Park
Detached houseDone
Completed
Mar 10, 2022Mar 24, 2023Apr 10, 2026+5
6887301-CN Street View
804 B S ROSE ST
South Park
ADU/DADUDone
Completed
Mar 10, 2022Mar 24, 2023Apr 10, 2026+1
6887303-CN Street View
806 C S ROSE ST
South Park
ADU/DADUDone
Completed
Mar 10, 2022Mar 24, 2023Apr 10, 2026+2
6887305-CN Street View
806 B S ROSE ST
South Park
ADU/DADUDone
Completed
Mar 10, 2022Mar 24, 2023Apr 10, 2026+1
7086728-CN Street View
3523 S DAWSON ST
Columbia City
ADU/DADU*Done
Completed
Aug 8, 2025Sep 9, 2025Apr 10, 2026+1
6791591-CN Street View
8439 47TH AVE S
Rainier Beach
Detached houseDone
Completed
May 17, 2023Aug 5, 2024Apr 9, 2026+1
7030261-CN Street View
520 N 102ND ST
Greenwood/Phinney Ridge
ADU/DADUDone
Completed
Aug 19, 2024Feb 25, 2025Apr 9, 2026+4
7056202-CN Street View
8347 20TH AVE NW
Sunset Hill/Loyal Heights
ADU/DADU*Done
Completed
Jul 24, 2025Sep 10, 2025Apr 9, 2026+1
6827549-CN Street View
4809 GREENWOOD AVE N
Fremont
ADU/DADUDone
Completed
Jul 23, 2021Apr 26, 2022Apr 8, 2026+1
6996325-CN Street View
3856 CASCADIA AVE S
Columbia City
ADU/DADUDone
Completed
Jan 22, 2024Jul 1, 2024Apr 8, 2026+2
7030580-CN Street View
2558 30TH AVE W
Magnolia
ADU/DADUDone
Completed
Aug 30, 2024Feb 11, 2025Apr 8, 2026+4
7035627-CN Street View
3851 29TH AVE W
Interbay
ADU/DADUDone
Completed
Oct 10, 2024Nov 14, 2024Apr 8, 2026+1
7043627-CN Street View
2562 30TH AVE W
Magnolia
ADU/DADUDone
Completed
Aug 30, 2024Dec 11, 2024Apr 8, 2026+1
7101685-DM Street View
3839 ASHWORTH AVE N
Demolition
Fremont
—Done
Completed
Jan 12, 2026Apr 8, 2026Apr 8, 2026
demolition issued
−1
6569197-CN Street View
2821 W GROVER ST
Magnolia
ADU/DADUDone
Completed
Feb 6, 2017Apr 11, 2017Apr 7, 2026+1
6716731-CN Street View
812 2ND AVE N
Queen Anne
Small multifamilyDone
Completed
Apr 10, 2019May 19, 2021Apr 7, 2026+1
6845468-CN Street View
749 S HENDERSON ST
South Park
Detached houseDone
Completed
Oct 28, 2021Jul 10, 2023Apr 7, 2026+4
6865861-CN Street View
755 S HENDERSON ST
South Park
ADU/DADUDone
Completed
Oct 28, 2021Jul 10, 2023Apr 7, 2026+1
6865862-CN Street View
751 S HENDERSON ST
South Park
ADU/DADUDone
Completed
Oct 28, 2021Jul 10, 2023Apr 7, 2026+1
6980001-CN Street View
8221 22ND AVE NE
Ravenna/Bryant
ADU/DADUDone
Completed
Mar 1, 2024Dec 22, 2024Apr 7, 2026+2
7021531-CN Street View
13731 26TH AVE NE
Olympic Hills/Victory Heights
ADU/DADUDone
Completed
May 21, 2024Apr 2, 2025Apr 7, 2026+1
7082435-CN Street View
7340 SEWARD PARK AVE S
Seward Park
ADU/DADU*Done
Completed
Jun 18, 2025Aug 8, 2025Apr 7, 2026+2
7085113-CN Street View
2113 46TH AVE SW
Alki/Admiral
ADU/DADU*Done
Completed
Jul 10, 2025Aug 19, 2025Apr 7, 2026+1
7117745-DM Street View
1108 E SPRUCE ST
Demolition
First Hill
—Done
Completed
Dec 12, 2025Apr 7, 2026Apr 7, 2026
demolition issued
−1
6981014-CN Street View
9659 B 48TH AVE SW
Arbor Heights
ADU/DADUDone
Completed
Sep 12, 2023Dec 21, 2023Apr 6, 2026+1
7022038-CN Street View
2212 BROADWAY E
North Capitol Hill
ADU/DADUDone
Completed
Apr 29, 2024Aug 22, 2024Apr 6, 2026+1
7071640-CN Street View
811 33RD AVE E
Madison Park
ADU/DADU*Done
Completed
Mar 24, 2025Jul 11, 2025Apr 6, 2026+2
6904137-CN Street View
5417 57TH AVE S
Seward Park
ADU/DADUDone
Completed
Oct 12, 2023Apr 10, 2024Apr 3, 2026+1
6924501-CN Street View
7921 32ND AVE SW
Roxhill/Westwood
ADU/DADUDone
Completed
Sep 27, 2022Jun 15, 2023Apr 3, 2026+1
6963141-CN Street View
1518 NE 106TH ST
Olympic Hills/Victory Heights
ADU/DADUDone
Completed
May 9, 2023Jun 1, 2023Apr 3, 2026+1
7050266-CN Street View
2841 MOUNT RAINIER DR S
Mt. Baker/North Rainier
ADU/DADUDone
Completed
Nov 25, 2024Feb 6, 2025Apr 3, 2026+1
7056486-CN Street View
10328 14TH AVE NW
North Beach/Blue Ridge
ADU/DADU*Done
Completed
Feb 7, 2025Jul 29, 2025Apr 3, 2026+1
7067041-CN Street View
1307 26TH AVE S
Mt. Baker/North Rainier
ADU/DADUDone
Completed
Feb 7, 2025May 26, 2025Apr 3, 2026+1
7069514-CN Street View
10332 14TH AVE NW
North Beach/Blue Ridge
ADU/DADU*Done
Inspections Completed
Feb 7, 2025Jul 29, 2025Apr 3, 2026+1
7099371-CN Street View
11245 DAYTON AVE N
North Beach/Blue Ridge
ADU/DADU*Done
Completed
Jul 31, 2025Sep 16, 2025Apr 3, 2026+1
7112991-DM Street View
33 W DRAVUS ST
Demolition
Queen Anne
—Done
Completed
Dec 29, 2025Apr 3, 2026Apr 3, 2026
demolition issued
−1
7117934-CN Street View
10330 14TH AVE NW
North Beach/Blue Ridge
ADU/DADU*Done
Completed
Jan 5, 2026Feb 23, 2026Apr 3, 2026+1
Page 16 of 436
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