# Building permits at 2518 20th Ave S, Seattle, WA New buildings permitted at three addresses within 850 ft since May 1, the largest $805,518. Three permits on record here. The newest, May 20: Construct exterior stairs and platform [not to extend over existing terraced garage] subject to field. Within a quarter mile, the city has issued 11 more permits since May 1. The nearest permit for a new building is 440 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | May 20, 2026 | 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/) | | Oct 18, 2019 | Alteration or repair | Alterations to construct (1) bath and (2) bedrooms in basement of single family dwelling. Subject to field inspection (STFI). | $20,000 | [6754198-CN](https://nearbypermits.com/seattle/permit/6754198-CN/) | | Sep 23, 2016 | Alteration or repair | Interior alteration to existing single family residence subject to field inspection (STFI). | $35,000 | [6558228-CN](https://nearbypermits.com/seattle/permit/6558228-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), 8 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 16, 2026 | [2117 S Bayview St](https://nearbypermits.com/seattle/address/2117-s-bayview-st/) | 460 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/) | | Aug 18, 2026 | [2350 21st Ave S](https://nearbypermits.com/seattle/address/2350-21st-ave-s/) | 460 ft NE | 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/) | 560 ft NE | 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/) | 440 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 7, 2026 | [2701 23rd Ave S](https://nearbypermits.com/seattle/address/2701-23rd-ave-s/) | 830 ft 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/) | | Jun 15, 2026 | [1901 S College St](https://nearbypermits.com/seattle/address/1901-s-college-st/) | 940 ft NW | 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/) | 300 ft NW | 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 13, 2026 | [2341 21st Ave S](https://nearbypermits.com/seattle/address/2341-21st-ave-s/) | 480 ft N | 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), 3 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 10, 2026 | [2342 17th Ave S](https://nearbypermits.com/seattle/address/2342-17th-ave-s/) | 0.22 mi NW | 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/) | | Jul 8, 2026 | [2212 20th Ave S](https://nearbypermits.com/seattle/address/2212-20th-ave-s/) | 0.20 mi 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 8, 2026 | [2814 22nd Ave S](https://nearbypermits.com/seattle/address/2814-22nd-ave-s/) | 0.20 mi SE | Alteration or repair | Replacement of like for like composition roof material. Plywood to be installed over existing shiplap as well. | $26,039 | [7146990-RR](https://nearbypermits.com/seattle/permit/7146990-RR/) | ## 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 | |---|---|---|---|---|---|---|---| | | | 2122 S Bayview St | 520 ft NE | 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: - [2347 20th Ave S](https://nearbypermits.com/seattle/address/2347-20th-ave-s/): newest permit Oct 5, 2025 - [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 - [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 - [1906 20th Ave S](https://nearbypermits.com/seattle/address/1906-20th-ave-s/): newest permit Jul 30, 2026 - [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 2026-10-15 00:09 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 14, 23:18 UTC. Map, all 3 permits at this address and 11 nearby: https://nearbypermits.com/seattle/address/2518-20th-ave-s/