# Building permits at 600 5th Ave, Seattle, WA

600 5th Ave, Seattle has 8 building permits on record. The most recent, issued Aug 10, 2026, is for addition or alteration: Construct alterations to existing office building (Seattle Justice Center) subject to field inspection.

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Aug 10, 2026 | Addition or alteration | Construct alterations to existing office building (Seattle Justice Center) subject to field inspection. | $301,725 | [7055021-CN](https://nearbypermits.com/seattle/permit/7055021-CN/) |
| Jan 14, 2022 | Addition or alteration | Removal and replacement of existing ceiling on 11th floor of existing office building subject to field inspection. | $100,000 | [6869457-CN](https://nearbypermits.com/seattle/permit/6869457-CN/) |
| Jun 18, 2020 | Addition or alteration | Construct alterations to existing Seattle Justice Center at the lobby per plan. | $1,205,500 | [6750937-CN](https://nearbypermits.com/seattle/permit/6750937-CN/) |
| Dec 12, 2019 | Addition or alteration | Construct minor tenant improvements for court and office space (Seattle Justice Center) at 3rd and 9th floors of existing institutional structure per plan. | $200,000 | [6714739-CN](https://nearbypermits.com/seattle/permit/6714739-CN/) |
| Nov 22, 2017 | Addition or alteration | Construct tenant improvement to 12 floor of exiting office space per STFI | $170,000 | [6631730-CN](https://nearbypermits.com/seattle/permit/6631730-CN/) |
| Jun 26, 2015 | Addition or alteration | Interior alterations 2 Bathrooms to existing Seattle Justice Center Subject To Field Inspection STFI | $30,000 | [6481579-CN](https://nearbypermits.com/seattle/permit/6481579-CN/) |
| Nov 14, 2013 | Addition or alteration | Construct Alterations to entry of existing Seattle Justice Center per plan. | $150,000 | [6365547-CN](https://nearbypermits.com/seattle/permit/6365547-CN/) |
| Jan 4, 2011 | Addition or alteration | Alterations to entry doors & add new vestibule doors for Seattle Justice Center per plans. | $225,000 | [6264529-CN](https://nearbypermits.com/seattle/permit/6264529-CN/) |

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Source: City of Seattle open data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-01 03:03 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/