Open data · Seattle Open Data
Building permits in ZIP 98177, Seattle
100 building permits were issued in ZIP 98177, Seattle over the last 12 months — #23 of 28 ZIP codes in Seattle and 1.5% of the city total. Median declared value: $194,807 (1.6× the city-wide median).
Permits, 12 months
100
#23 in Seattle
Median declared value
$194,807
Total declared value
$28.7M
Top permit type
Addition/Alteration
57 permits
Permits issued per month
Oct 2024Oct 2026 (to date)
Show as table
| Month | Permits issued |
|---|---|
| Oct 2026 | 7 |
| Sep 2026 | 3 |
| Aug 2026 | 13 |
| Jul 2026 | 3 |
| Jun 2026 | 5 |
| May 2026 | 10 |
| Apr 2026 | 13 |
| Mar 2026 | 7 |
| Feb 2026 | 11 |
| Jan 2026 | 9 |
| Dec 2025 | 6 |
| Nov 2025 | 7 |
| Oct 2025 | 6 |
| Sep 2025 | 6 |
| Aug 2025 | 8 |
| Jul 2025 | 8 |
| Jun 2025 | 5 |
| May 2025 | 4 |
| Apr 2025 | 13 |
| Mar 2025 | 13 |
| Feb 2025 | 10 |
| Jan 2025 | 6 |
| Dec 2024 | 11 |
| Nov 2024 | 8 |
| Oct 2024 | 9 |
Find leads: new permits in ZIP 98177, Seattle
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Permits by type (last 12 months)
| Permit type | Permits | Share |
|---|---|---|
| Addition/Alteration | 57 | 57.0% |
| New | 33 | 33.0% |
| Other | 6 | 6.0% |
| Demolition | 4 | 4.0% |
Largest permits of the last 12 months
Ranked by declared value. Owner, applicant and contractor names are not shown.
| Address | Work | Declared value | Issued |
|---|---|---|---|
| 13521 8th Ave Nw | DemolitionDemolish existing one-family dwelling to to grade per plan. | $2.5M | May 13, 2026 |
| 705 Nw 120th St | DemolitionDemolish detached accessory garage structure per plan. | $1.1M | Apr 16, 2026 |
| 12223 4th Ave Nw | OtherDemolish one-family dwelling and accessory structure per plan. | $1.0M | Dec 17, 2025 |
| 13521 8th Ave Nw | Addition/AlterationConstruct substantial alterations to one family dwelling per plan. | $977,668 | Jun 4, 2026 |
| 1226 Nw 121st St | NewConstruct west one-family dwelling per plan. [Establish single-family use with detached accessory dwelling unit [DADU] per Land Use Code. Construct one-family dwellings per plan. Shoring included. Review and processing for (2) construction records under 7043914-CN.] | $868,263 | Feb 5, 2026 |
| 13746 1st Ave Nw | Addition/AlterationConstruct two-family dwelling per plans (Establish use as a single-family residence an attached accessory dwelling unit and convert existing house to a detached accessory dwelling unit per land use code. Construct a two- family dwelling per plans and substantial alterations to an | $857,807 | Feb 21, 2026 |
| 1230 Nw 121st St | DemolitionDemolish existing structures on vacant land per plan. | $850,000 | Apr 7, 2026 |
| 13512 1st Ave Nw | Addition/AlterationConstruct new single-family residence and convert existing SFR to AADU. Construct addition and substantial alterations to existing dwelling and convert to two family dwelling per plan. | $807,814 | Feb 24, 2026 |
Frequently asked questions
How many building permits were issued in ZIP 98177, Seattle?
100 permits in the last 12 months — 1.5% of all permits in Seattle, ranking #23 of 28 ZIP codes. The most common type was Addition/Alteration (57).
What is the median permit value in ZIP 98177, Seattle?
$194,807 across permits with a declared value, 1.6× the city-wide median ($120,000). Total declared work: $28.7M.
Nearby in the ranking
Source: Building Permits (Seattle Department of Construction and Inspections), Seattle Open Data. Licence: Public Domain. 12-month window from Oct 1, 2025. Declared values are applicants’ estimates and are not verified; personal names are omitted. Generated Oct 12, 2026.