# Building permits at 441 27th Ave E, Seattle, WA

441 27th Ave E, Seattle has 3 building permits on record. The most recent, issued Dec 15, 2025, is for roofing: We will be removing the current composition shingles. We have no plans to replace sheeting at this time but if needed we will replace with new 1/2" cdx plywood. We will then instal…

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Dec 15, 2025 | Roofing | We will be removing the current composition shingles. We have no plans to replace sheeting at this time but if needed we will replace with new 1/2" cdx plywood. We will then install new composition shingles. Like for like replacement. | $33,100 | [7121232-RR](https://nearbypermits.com/seattle/permit/7121232-RR/) |
| Feb 25, 2013 | Alteration or repair | Establish accessory dwelling unit (ADU) in basement level of single family residence per plan. | $1,000 | [6344624-CN](https://nearbypermits.com/seattle/permit/6344624-CN/) |
| Jun 17, 2009 | Alteration or repair | Interior alterations in existing heated basement and lower floor of existing single family residence per floor plan subject to field inspection (STFI). | $29,638 | [6218046-CN](https://nearbypermits.com/seattle/permit/6218046-CN/) |

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-02 04:12 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/