# Building permits at 2347 20th Ave S, Seattle, WA The biggest project within a quarter mile since May 1: an $805,518 new building at 2357 22nd Ave S, permitted Aug 10. One permit on record here. The newest, Oct 5, 2025: Allow new detached accessory dwelling unit to existing single family use per land use code. Within a quarter mile, the city has issued 11 more permits since May 1. Three are for new buildings, the nearest 680 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Oct 5, 2025 | New building | Allow new detached accessory dwelling unit to existing single family use per land use code. Construct new west one-family dwelling per plan | $226,654 | [7072095-CN](https://nearbypermits.com/seattle/permit/7072095-CN/) | ## Within ¼ mi since May 1, 2026 11 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 10 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 16, 2026 | [2117 S Bayview St](https://nearbypermits.com/seattle/address/2117-s-bayview-st/) | 700 ft E | Alteration or repair | Construct alterations for one family dwelling to remove chimney subject to field inspection STFI. | $5,000 | [7162385-CN](https://nearbypermits.com/seattle/permit/7162385-CN/) | | Sep 10, 2026 | [2342 17th Ave S](https://nearbypermits.com/seattle/address/2342-17th-ave-s/) | 830 ft W | Alteration or repair | Construct alterations in kitchen of a one-family dwelling subject to field inspection | $6,000 | [7141776-CN](https://nearbypermits.com/seattle/permit/7141776-CN/) | | Aug 18, 2026 | [2350 21st Ave S](https://nearbypermits.com/seattle/address/2350-21st-ave-s/) | 480 ft E | Alteration or repair | Replace 17 windows like for like in existing single family residence. No size/structural changes subject to field inspection STFI. | $18,743 | [7158730-CN](https://nearbypermits.com/seattle/permit/7158730-CN/) | | Aug 10, 2026 | [2357 22nd Ave S](https://nearbypermits.com/seattle/address/2357-22nd-ave-s/) | 680 ft E | New building | Establish use for two-unit townhouse per land use code. Construct multifamily building occupy per plan. | $805,518 | [6925943-CN](https://nearbypermits.com/seattle/permit/6925943-CN/) | | Jul 16, 2026 | [2111 S Waite St](https://nearbypermits.com/seattle/address/2111-s-waite-st/) | 870 ft SE | New building | Construct new one family dwelling per plan. (Allow housing for new detached dwelling unit per land use code. Existing detached dwelling to remain. Construct new one family dwelling and construct alterations to existing one family dwelling per plan. Review and processing for 2 records under 7116657-C | $276,641 | [7116657-CN](https://nearbypermits.com/seattle/permit/7116657-CN/) | | Jul 8, 2026 | [2212 20th Ave S](https://nearbypermits.com/seattle/address/2212-20th-ave-s/) | 640 ft N | Roofing | Work done to house and detached shed - like for like replacement of composition roofing on both buildings - plywood to be replaced on the shed. | $17,064 | [7151877-RR](https://nearbypermits.com/seattle/permit/7151877-RR/) | | Jun 15, 2026 | [1901 S College St](https://nearbypermits.com/seattle/address/1901-s-college-st/) | 470 ft N | Alteration or repair | Construct alterations to repair foundation for existing one family dwelling per plan. | $50,000 | [7131178-CN](https://nearbypermits.com/seattle/permit/7131178-CN/) | | Jun 10, 2026 | [1931 S Bayview St](https://nearbypermits.com/seattle/address/1931-s-bayview-st/) | 280 ft S | Alteration or repair | Construct interior alterations to existing single family residence per STFI | $55,000 | [7147357-CN](https://nearbypermits.com/seattle/permit/7147357-CN/) | | May 20, 2026 | [2518 20th Ave S](https://nearbypermits.com/seattle/address/2518-20th-ave-s/) | 480 ft SE | Fence, wall or deck | Construct exterior stairs and platform [not to extend over existing terraced garage] subject to field inspection (STFI). | $10,000 | [7143891-CN](https://nearbypermits.com/seattle/permit/7143891-CN/) | | May 13, 2026 | [2341 21st Ave S](https://nearbypermits.com/seattle/address/2341-21st-ave-s/) | 330 ft E | Alteration or repair | Install underpinning at foundation of existing one-family dwelling per plan. | $25,000 | [7129041-CN](https://nearbypermits.com/seattle/permit/7129041-CN/) | ### Farther (1,000 ft to ¼ mi), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jul 7, 2026 | [2701 23rd Ave S](https://nearbypermits.com/seattle/address/2701-23rd-ave-s/) | 0.24 mi SE | New building | Allow housing for one new attached dwelling unit within existing structure per land use code. Construct alterations to convert one-family dwelling to two-family dwelling per plan. | $175,808 | [7117313-CN](https://nearbypermits.com/seattle/permit/7117313-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 | | 2311a 16th Ave S | 0.25 mi W | Land Use Application to subdivide one development site into eight unit lots | [3042960-LU](https://services.seattle.gov/portal/customize/LinkToRecord.aspx?altId=3042960-LU) | "Corrections Required" | 2025-06-09 | | | | 2122 S Bayview St | 670 ft E | Land Use Application to subdivide one development site into three unit lots | [3042524-LU](https://services.seattle.gov/portal/customize/LinkToRecord.aspx?altId=3042524-LU) | "Completed" | 2026-04-21 | ## More on this street Other addresses on 20th Ave S with permits, nearest house number first: - [2309 20th Ave S](https://nearbypermits.com/seattle/address/2309-20th-ave-s/): newest permit Mar 19, 2026 - [2212 20th Ave S](https://nearbypermits.com/seattle/address/2212-20th-ave-s/): newest permit Jul 8, 2026 - [2518 20th Ave S](https://nearbypermits.com/seattle/address/2518-20th-ave-s/): newest permit May 20, 2026 - [1906 20th Ave S](https://nearbypermits.com/seattle/address/1906-20th-ave-s/): newest permit Jul 30, 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 - [1012 20th Ave S](https://nearbypermits.com/seattle/address/1012-20th-ave-s/): newest permit Sep 1, 2026 - [814 20th Ave S](https://nearbypermits.com/seattle/address/814-20th-ave-s/): newest permit Sep 11, 2025 --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-12 05:24 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 11, 23:48 UTC. Map, the one permit at this address and 11 nearby: https://nearbypermits.com/seattle/address/2347-20th-ave-s/