# Building permits at 1100 23rd Ave, Seattle, WA New buildings permitted at five addresses within a quarter mile since May 1, the largest $716,444. Three permits on record here. The newest, Dec 3, 2025: Construct initial tenant improvements for office space at ground level of mixed-use building. Within a quarter mile, the city has issued 9 more permits since May 1. The nearest new building is 940 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Dec 3, 2025 | Alteration or repair | Construct initial tenant improvements for office space at ground level of mixed-use building per plan. Mechanical included | $1,500,000 | [6946237-CN](https://nearbypermits.com/seattle/permit/6946237-CN/) | | Mar 9, 2022 | New building | Construct a mixed-use building occupy per plans | $16,133,820 | [6733874-CN](https://nearbypermits.com/seattle/permit/6733874-CN/) | | Mar 14, 2015 | Alteration or repair | Change of use from retail to indoor participant sports for "Smash Putt" and alterations for temporary assembly occupy per plan. SFD approval required. | $6,750 | [6454496-CN](https://nearbypermits.com/seattle/permit/6454496-CN/) | ## Within ¼ mi since May 1, 2026 9 permits in the circle. From our copy of the city's data (last 24 months). ### This block (250 to 1,000 ft), 5 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 5, 2026 | [940 26th Ave](https://nearbypermits.com/seattle/address/940-26th-ave/) | 990 ft E | Demolition | Demolish existing one family dwelling per plan. | $800,000 | [7121900-DM](https://nearbypermits.com/seattle/permit/7121900-DM/) | | Aug 3, 2026 | [940 B 26th Ave](https://nearbypermits.com/seattle/address/940-b-26th-ave/) | 990 ft E | New building | Construct SE one family dwelling (SFR D) per plan. (Establish use as housing for attached and detached dwelling units per land use code. Construct (1) two family dwelling and (2) one family dwellings per plan. Review and processing for 3 records under 7121899-CN) | $411,681 | [7134241-CN](https://nearbypermits.com/seattle/permit/7134241-CN/) | | Aug 3, 2026 | [940 A 26th Ave](https://nearbypermits.com/seattle/address/940-a-26th-ave/) | 980 ft E | New building | Construct NE one family dwelling (SFR C) per plan. (Establish use as housing for attached and detached dwelling units per land use code. Construct (1) two family dwelling and (2) one family dwellings per plan. Review and processing for 3 records under 7121899-CN) | $411,681 | [7134240-CN](https://nearbypermits.com/seattle/permit/7134240-CN/) | | Aug 3, 2026 | [942 A 26th Ave](https://nearbypermits.com/seattle/address/942-a-26th-ave/) | 940 ft E | New building | Construct West two family dwelling (SFR A/B) per plan. (Establish use as housing for attached and detached dwelling units per land use code. Construct (1) two family dwelling and (2) one family dwellings per plan. Review and processing for 3 records under 7121899-CN) | $716,444 | [7121899-CN](https://nearbypermits.com/seattle/permit/7121899-CN/) | | Jul 21, 2026 | [930 26th Ave](https://nearbypermits.com/seattle/address/930-26th-ave/) | 970 ft E | Alteration or repair | Construct alterations to existing one family dwelling per plan. | $60,000 | [7132552-CN](https://nearbypermits.com/seattle/permit/7132552-CN/) | ### Farther (1,000 ft to ¼ mi), 4 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 1, 2026 | [1119 A 27th Ave](https://nearbypermits.com/seattle/address/1119-a-27th-ave/) | 0.21 mi E | New building | Construct two-family dwelling per plan. (Establish use as single family residence with attached and detached accessory dwelling units per land use code. Construct as one- and two-family dwellings; review process for two records under 6965188-CN.) | $567,409 | [6965188-CN](https://nearbypermits.com/seattle/permit/6965188-CN/) | | Aug 31, 2026 | [1119 C 27th Ave](https://nearbypermits.com/seattle/address/1119-c-27th-ave/) | 0.20 mi E | New building | Construct one-family dwelling per plan. (Establish use as single family residence with attached and detached accessory dwelling units per land use code. Construct one- and two-family dwellings; review and process for two records under 6965188-CN.) | $142,539 | [6976643-CN](https://nearbypermits.com/seattle/permit/6976643-CN/) | | Jul 9, 2026 | [2614 E Spring St](https://nearbypermits.com/seattle/address/2614-e-spring-st/) | 0.19 mi E | Alteration or repair | Replace (12) windows in a like for like sizing manner no structural modifications to be made subject to field inspection STFI. | $27,102 | [7151306-CN](https://nearbypermits.com/seattle/permit/7151306-CN/) | | May 4, 2026 | [2700 E Union St](https://nearbypermits.com/seattle/address/2700-e-union-st/) | 0.24 mi E | Alteration or repair | This is a stfi permit application for work to repair the smoke damaged main level including the ceiling and floor assembly. All interior work. | $6,000 | [7136193-CN](https://nearbypermits.com/seattle/permit/7136193-CN/) | --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-05 13:33 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 3 permits at this address and 9 nearby: https://nearbypermits.com/seattle/address/1100-23rd-ave/