# Building permits at 725 9th Ave, Seattle, WA

725 9th Ave, Seattle has 11 building permits on record. The most recent, issued Sep 14, 2026, is for addition or alteration: Construct alterations to institutional building (Cascade Tower) to create a cafe on the 4th floor occupy per plan.

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Sep 14, 2026 | Addition or alteration | Construct alterations to institutional building (Cascade Tower) to create a cafe on the 4th floor occupy per plan. | $3,000,000 | [7121231-CN](https://nearbypermits.com/seattle/permit/7121231-CN/) |
| Apr 28, 2026 | Addition or alteration | Construct new pedestrian walkway addition to existing residential building (Cascade Tower) above 8th Ave occupy per plan. (Review and processing for two records under 7045746-CN) | $565,521 | [7102091-CN](https://nearbypermits.com/seattle/permit/7102091-CN/) |
| Dec 29, 2020 | Addition or alteration | Construct alterations and add elevator in multi-family building [CASCADE TOWER] per plan. Mechanical included. | $500,000 | [6780266-CN](https://nearbypermits.com/seattle/permit/6780266-CN/) |
| Sep 4, 2020 | Addition or alteration | Change of use from beauty salon to retail and from office to fitness and construct interior alterations to common areas on fourth floor of existing assisted living facility and occupy per plan. mechanical included. | $285,000 | [6788245-CN](https://nearbypermits.com/seattle/permit/6788245-CN/) |
| Jul 28, 2020 | Addition or alteration | Tenant improvements to exiting Level 4 lounge subject to field inspection. | $275,000 | [6792610-CN](https://nearbypermits.com/seattle/permit/6792610-CN/) |
| Jul 1, 2020 | Addition or alteration | Construct tenant improvements to portion of 4th story subject to field inspection | $265,000 | [6789363-CN](https://nearbypermits.com/seattle/permit/6789363-CN/) |
| Dec 21, 2017 | Addition or alteration | Tenant improvement for commercial building (portion of 1st floor) subject to field inspection (STFI). | $50,000 | [6636606-CN](https://nearbypermits.com/seattle/permit/6636606-CN/) |
| Oct 30, 2015 | Addition or alteration | Construct alterations to level 5 of existing commercial building per plan. | $3,625 | [6485407-CN](https://nearbypermits.com/seattle/permit/6485407-CN/) |
| Feb 5, 2015 | Addition or alteration | Construct alterations and change of occupancy to physical therapy on the 5th floor suite 559 in an existing Assistant Living Facility occupy per plan. | $199,000 | [6445760-CN](https://nearbypermits.com/seattle/permit/6445760-CN/) |
| Jan 24, 2015 | Addition or alteration | Alterations to 9th floor for existing assisted living facility (Skyline at First Hill) per plan. | $280,991 | [6443345-CN](https://nearbypermits.com/seattle/permit/6443345-CN/) |
| Oct 28, 2011 | Addition or alteration | Construct alterations to existing mixed use building to combine two units into one unit on the 11th floor and occupy per plan. | $25,000 | [6296755-CN](https://nearbypermits.com/seattle/permit/6296755-CN/) |

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Source: City of Seattle open data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-01 02:12 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/