# Building permits at 801 27th Ave, Seattle, WA New buildings permitted at five addresses within a quarter mile since May 1, the largest $716,444. Two permits on record here. The newest, Dec 9, 2025: Construct alterations to existing one family dwelling at basement. Within a quarter mile, the city has issued 16 more permits since May 1. The nearest permit for a new building is 770 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Dec 9, 2025 | Alteration or repair | Construct alterations to existing one family dwelling at basement per plan. | $20,000 | [7090619-CN](https://nearbypermits.com/seattle/permit/7090619-CN/) | | Nov 26, 2024 | Alteration or repair | Install helical piles and tie-backs to stabilize foundation of a single-family residence per plans | $67,090 | [7023594-CN](https://nearbypermits.com/seattle/permit/7023594-CN/) | ## Within ¼ mi since May 1, 2026 16 permits in the circle. From our copy of the city's data (last 24 months). ### Next door (under 250 ft), 2 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 29, 2026 | [715 27th Ave](https://nearbypermits.com/seattle/address/715-27th-ave/) | 220 ft S | Demolition | Demolish existing detached accessory shed for single family residence subject to field inspection (STFI) | $3,000 | [7164020-DM](https://nearbypermits.com/seattle/permit/7164020-DM/) | | Aug 5, 2026 | [710 26th Ave](https://nearbypermits.com/seattle/address/710-26th-ave/) | 210 ft SW | Demolition | Demolition east small residential building per plans | Not listed | [7142309-DM](https://nearbypermits.com/seattle/permit/7142309-DM/) | ### This block (250 to 1,000 ft), 10 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 17, 2026 | [2808 E Columbia St](https://nearbypermits.com/seattle/address/2808-e-columbia-st/) | 500 ft E | Alteration or repair | Allow two attached dwelling units per the land use code. Construct a two-family dwelling maintaining an existing dwelling (demolition of back of house under this permit) per plans | $452,308 | [7112161-CN](https://nearbypermits.com/seattle/permit/7112161-CN/) | | Aug 21, 2026 | [551 28th Ave](https://nearbypermits.com/seattle/address/551-28th-ave/) | 710 ft SE | Alteration or repair | Construct alterations in multifamily building in Unit 2 to create a bedroom per plan. | $10,000 | [7147597-CN](https://nearbypermits.com/seattle/permit/7147597-CN/) | | Aug 5, 2026 | [712 26th Ave](https://nearbypermits.com/seattle/address/712-26th-ave/) | 260 ft SW | Demolition | Demolish existing northwest apartment building per plan. | $20,000 | [7140537-DM](https://nearbypermits.com/seattle/permit/7140537-DM/) | | Aug 5, 2026 | [940 26th Ave](https://nearbypermits.com/seattle/address/940-26th-ave/) | 770 ft N | 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/) | 770 ft N | 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/) | 790 ft N | 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/) | 780 ft N | 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/) | 680 ft N | Alteration or repair | Construct alterations to existing one family dwelling per plan. | $60,000 | [7132552-CN](https://nearbypermits.com/seattle/permit/7132552-CN/) | | Jul 9, 2026 | [2614 E Spring St](https://nearbypermits.com/seattle/address/2614-e-spring-st/) | 940 ft N | 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 18, 2026 | [2801 E Columbia St](https://nearbypermits.com/seattle/address/2801-e-columbia-st/) | 450 ft E | Alteration or repair | Construct additions and alterations to a one-family dwelling per plan. | $185,000 | [7134889-CN](https://nearbypermits.com/seattle/permit/7134889-CN/) | ### Farther (1,000 ft to ¼ mi), 4 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 15, 2026 | [762 30th Ave](https://nearbypermits.com/seattle/address/762-30th-ave/) | 0.20 mi E | Alteration or repair | Alterations to basement in a one-dwelling unit subject to field inspection. | $120,000 | [7162411-CN](https://nearbypermits.com/seattle/permit/7162411-CN/) | | Sep 1, 2026 | [1119 A 27th Ave](https://nearbypermits.com/seattle/address/1119-a-27th-ave/) | 0.20 mi N | 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 N | 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 14, 2026 | [526 29th Ave](https://nearbypermits.com/seattle/address/526-29th-ave/) | 0.21 mi SE | Fence, wall or deck | Remove failed retaining wall and replace with stepped retaining walls subject to field inspection. | $15,400 | [7142463-CN](https://nearbypermits.com/seattle/permit/7142463-CN/) | ## More on this street Other addresses on 27th Ave with permits, nearest house number first: - [823 27th Ave](https://nearbypermits.com/seattle/address/823-27th-ave/): newest permit Mar 6, 2026 - [829 27th Ave](https://nearbypermits.com/seattle/address/829-27th-ave/): newest permit Jan 27, 2025 - [715 27th Ave](https://nearbypermits.com/seattle/address/715-27th-ave/): newest permit Sep 29, 2026 - [706 27th Ave](https://nearbypermits.com/seattle/address/706-27th-ave/): newest permit Apr 23, 2025 - [903 27th Ave](https://nearbypermits.com/seattle/address/903-27th-ave/): newest permit Dec 10, 2024 - [933 27th Ave](https://nearbypermits.com/seattle/address/933-27th-ave/): newest permit May 13, 2025 - [1103 27th Ave](https://nearbypermits.com/seattle/address/1103-27th-ave/): newest permit Jun 11, 2025 - [1107 27th Ave](https://nearbypermits.com/seattle/address/1107-27th-ave/): newest permit Apr 30, 2025 - [1108 27th Ave](https://nearbypermits.com/seattle/address/1108-27th-ave/): newest permit Mar 16, 2026 - [1115 27th Ave](https://nearbypermits.com/seattle/address/1115-27th-ave/): newest permit Feb 13, 2025 --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-07 12:26 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, both permits at this address and 16 nearby: https://nearbypermits.com/seattle/address/801-27th-ave/