# Building permits at 814 20th Ave S, Seattle, WA

One permit on record here. The newest, Sep 11, 2025: Allow accessory dwelling unit per land use code. Within a quarter mile, the city has issued 3 more permits since May 1.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Sep 11, 2025 | Addition | Allow accessory dwelling unit per land use code. Construct a second story addition and substantial alterations to existing single family residence per plan. | $497,057 | [6902178-CN](https://nearbypermits.com/seattle/permit/6902178-CN/) |

## Within ¼ mi since May 1, 2026

3 permits in the circle. From our copy of the city's data (last 24 months).

### This block (250 to 1,000 ft), 3 permits

| Date | Address | Distance | Type | Work | Cost | Permit |
|---|---|---|---|---|---|---|
| Sep 1, 2026 | [1012 20th Ave S](https://nearbypermits.com/seattle/address/1012-20th-ave-s/) | 770 ft S | Alteration or repair | Construct interior alterations in one-family dwelling on main floor at living room and bath subject to field inspection (STFI) | $30,000 | [7160712-CN](https://nearbypermits.com/seattle/permit/7160712-CN/) |
| Jul 17, 2026 | [2201 S Charles St](https://nearbypermits.com/seattle/address/2201-s-charles-st/) | 810 ft SE | Addition | Construct addition and alterations to existing one family dwelling per plan. (Allow new detached accessory dwelling unit to existing single family use per land use code. Construct new one family dwelling and addition to existing one family dwelling per plan. Review and process for 2 records under 70 | $281,308 | [7059623-CN](https://nearbypermits.com/seattle/permit/7059623-CN/) |
| Jul 17, 2026 | [908 22nd Ave S](https://nearbypermits.com/seattle/address/908-22nd-ave-s/) | 840 ft SE | Addition | Construct new one family dwelling per plan. (Allow new detached accessory dwelling unit to existing single family use per land use code. Construct new one family dwelling and addition to existing one family dwelling per plan. Review and process for 2 records under 7059623-CN) | $205,664 | [7018189-CN](https://nearbypermits.com/seattle/permit/7018189-CN/) |

## Zoning requests nearby

Hearings are public: you can comment or attend. Dates can move; check the city's page before you go.

| Status | Hearing | Address | Distance | Request | Case | City's words | Filed |
|---|---|---|---|---|---|---|---|
| In review |  | 915 Davis Pl S | 720 ft SW | Land Use Application to subdivide one development site into six unit lots | [3044132-LU](https://services.seattle.gov/portal/customize/LinkToRecord.aspx?altId=3044132-LU) | "Corrections Required" | 2026-05-07 |
| In review |  | 923 Davis Pl S | 730 ft SW | Land Use Application to subdivide one development site into six unit lots | [3044139-LU](https://services.seattle.gov/portal/customize/LinkToRecord.aspx?altId=3044139-LU) | "Corrections Required" | 2026-05-07 |

## More on this street

Other addresses on 20th Ave S with permits, nearest house number first:

- [1012 20th Ave S](https://nearbypermits.com/seattle/address/1012-20th-ave-s/): newest permit Sep 1, 2026
- [1906 20th Ave S](https://nearbypermits.com/seattle/address/1906-20th-ave-s/): newest permit Jul 30, 2026
- [2212 20th Ave S](https://nearbypermits.com/seattle/address/2212-20th-ave-s/): newest permit Jul 8, 2026
- [2309 20th Ave S](https://nearbypermits.com/seattle/address/2309-20th-ave-s/): newest permit Mar 19, 2026
- [2347 20th Ave S](https://nearbypermits.com/seattle/address/2347-20th-ave-s/): newest permit Oct 5, 2025
- [2518 20th Ave S](https://nearbypermits.com/seattle/address/2518-20th-ave-s/): newest permit May 20, 2026
- [3019 20th Ave S](https://nearbypermits.com/seattle/address/3019-20th-ave-s/): newest permit Dec 1, 2025
- [3021 20th Ave S](https://nearbypermits.com/seattle/address/3021-20th-ave-s/): newest permit Dec 1, 2025
- [3061 20th Ave S](https://nearbypermits.com/seattle/address/3061-20th-ave-s/): newest permit Mar 24, 2025
- [3062 20th Ave S](https://nearbypermits.com/seattle/address/3062-20th-ave-s/): newest permit Jul 3, 2025

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-10 21:22 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Zoning requests come from the Seattle land use permits (https://cos-data.seattle.gov/d/ht3q-kdvx), City of Seattle. We read it Oct 10, 15:18 UTC.

Map, the one permit at this address and 3 nearby: https://nearbypermits.com/seattle/address/814-20th-ave-s/