# Building permits at 523 N 115th St, Seattle, WA 11240 Dayton Ave N: demolition permitted Jul 1, a new building Jul 31. One permit on record here. The newest, Dec 5, 2025: Construct duplex. Within a quarter mile, the city has issued 13 more permits since May 1. Six are for new buildings, the nearest 220 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Dec 5, 2025 | New building | Construct duplex per plans (Allow two new attached single-family residences and convert the existing dwelling to a detached accessory dwelling unit per the land use code. Construct a two-family dwelling maintaining an existing dwelling as is per plans. Reviews and processing for (2) -CN''s under 706 | $507,625 | [7069302-CN](https://nearbypermits.com/seattle/permit/7069302-CN/) | ## Within ¼ mi since May 1, 2026 13 permits in the circle. From our copy of the city's data (last 24 months). ### Next door (under 250 ft), 5 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jul 31, 2026 | [11236 Dayton Ave N](https://nearbypermits.com/seattle/address/11236-dayton-ave-n/) | 220 ft SW | New building | Construct SE one-family dwelling per plan. (Establish use as single family residence per land use code. Construct (4) one-family dwelling per plan. Review and processing for four records under 7085507-CN) | $355,053 | [7095877-CN](https://nearbypermits.com/seattle/permit/7095877-CN/) | | Jul 31, 2026 | [11238 Dayton Ave N](https://nearbypermits.com/seattle/address/11238-dayton-ave-n/) | 230 ft SW | New building | Construct NE one-family dwelling per plan. (Establish use as single family residence per land use code. Construct (4) one-family dwelling per plan. Review and processing for four records under 7085507-CN) | $355,053 | [7095876-CN](https://nearbypermits.com/seattle/permit/7095876-CN/) | | Jul 31, 2026 | [11240 Dayton Ave N](https://nearbypermits.com/seattle/address/11240-dayton-ave-n/) | 230 ft SW | New building | Construct NW one-family dwelling per plan. (Establish use as single family residence per land use code. Construct (4) one-family dwelling per plan. Review and processing for four records under 7085507-CN) | $353,749 | [7095875-CN](https://nearbypermits.com/seattle/permit/7095875-CN/) | | Jul 31, 2026 | [11234 Dayton Ave N](https://nearbypermits.com/seattle/address/11234-dayton-ave-n/) | 250 ft SW | New building | Construct SW one-family dwelling per plan. (Establish use as single family residence per land use code. Construct (4) one-family dwelling per plan. Review and processing for four records under 7085507-CN) | $353,749 | [7085507-CN](https://nearbypermits.com/seattle/permit/7085507-CN/) | | Jul 1, 2026 | [11240 Dayton Ave N](https://nearbypermits.com/seattle/address/11240-dayton-ave-n/) | 230 ft SW | Demolition | Demolish existing one family dwelling per plan. | $600,000 | [7064692-DM](https://nearbypermits.com/seattle/permit/7064692-DM/) | ### This block (250 to 1,000 ft), 5 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Oct 7, 2026 | [11515 Phinney Ave N](https://nearbypermits.com/seattle/address/11515-phinney-ave-n/) | 680 ft W | Demolition | Demolish existing one family dwelling and accessory structures per plan. | $4,000,000 | [7130840-DM](https://nearbypermits.com/seattle/permit/7130840-DM/) | | Sep 15, 2026 | [11250 Greenwood Ave N](https://nearbypermits.com/seattle/address/11250-greenwood-ave-n/) | 780 ft W | Roofing | Tear off existing torch down. Install asphalt shingle roofing system. | $62,000 | [7162670-RR](https://nearbypermits.com/seattle/permit/7162670-RR/) | | Sep 3, 2026 | [11552 Evanston Ave N](https://nearbypermits.com/seattle/address/11552-evanston-ave-n/) | 630 ft N | Roofing | Erie to remove existing roofing and properly dispose. Erie to furnish and installice and water shield where applicable.Erie to furnish and install fiberglass dimensional shingle.Erie to furnish and install all accessories that may include drip edge pipe boots and flashing.Erie to vent roof properly. | $25,362 | [7161297-RR](https://nearbypermits.com/seattle/permit/7161297-RR/) | | Jul 7, 2026 | [11034 Evanston Ave N](https://nearbypermits.com/seattle/address/11034-evanston-ave-n/) | 910 ft S | Roofing | Residential reroof only; no structural changes. Remove existing shingles. Replace planned 36 sheets of 1/2" CDX. Install IKO Cambridge shingles. | $13,754 | [7151644-RR](https://nearbypermits.com/seattle/permit/7151644-RR/) | | Jun 23, 2026 | [11226 Fremont Ave N](https://nearbypermits.com/seattle/address/11226-fremont-ave-n/) | 590 ft SE | Alteration or repair | Construct interior alterations to existing single family residence per STFI | $4,000 | [7149485-CN](https://nearbypermits.com/seattle/permit/7149485-CN/) | ### Farther (1,000 ft to ¼ mi), 3 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 27, 2026 | [11511 Greenwood Ave N](https://nearbypermits.com/seattle/address/11511-greenwood-ave-n/) | 0.19 mi W | Alteration or repair | Construct exterior envelope and fixture improvements in a multi-family building per plans | $325,000 | [7094859-CN](https://nearbypermits.com/seattle/permit/7094859-CN/) | | Jul 17, 2026 | [11011 Fremont Ave N](https://nearbypermits.com/seattle/address/11011-fremont-ave-n/) | 0.22 mi S | New building | Allow housing for one new detached dwelling unit per land use code. Existing detached to remain. Construct west one-family dwelling per plan. Remove existing accessory structure. | $435,000 | [7121918-CN](https://nearbypermits.com/seattle/permit/7121918-CN/) | | Jun 17, 2026 | [11236 Palatine Ave N](https://nearbypermits.com/seattle/address/11236-palatine-ave-n/) | 0.22 mi W | New building | Establish use as housing for one detached dwelling unit per land use code. Existing stacked dwellings to remain. Construct one-family dwelling per plan. | $204,733 | [7101783-CN](https://nearbypermits.com/seattle/permit/7101783-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 | |---|---|---|---|---|---|---|---| | | | 11501 Phinney Ave N | 630 ft W | Land Use Application to subdivide one development site into four unit lots | [3044196-LU](https://services.seattle.gov/portal/customize/LinkToRecord.aspx?altId=3044196-LU) | "Published" | 2026-06-29 | | | | 11223 Dayton Ave N | 490 ft SW | Land Use Application to subdivide one development site into four unit lots | [3043378-LU](https://services.seattle.gov/portal/customize/LinkToRecord.aspx?altId=3043378-LU) | "Completed" | 2025-09-22 | ## More on this street Other addresses on N 115th St with permits, nearest house number first: - [605 N 115th St](https://nearbypermits.com/seattle/address/605-n-115th-st/): newest permit Dec 23, 2024 - [318 N 115th St](https://nearbypermits.com/seattle/address/318-n-115th-st/): newest permit Mar 9, 2026 - [729 N 115th St](https://nearbypermits.com/seattle/address/729-n-115th-st/): newest permit Sep 10, 2025 - [316 N 115th St](https://nearbypermits.com/seattle/address/316-n-115th-st/): newest permit Mar 9, 2026 - [807 N 115th St](https://nearbypermits.com/seattle/address/807-n-115th-st/): newest permit Aug 6, 2025 - [212 N 115th St](https://nearbypermits.com/seattle/address/212-n-115th-st/): newest permit Mar 20, 2026 - [210 N 115th St](https://nearbypermits.com/seattle/address/210-n-115th-st/): newest permit Dec 3, 2025 - [1550 N 115th St](https://nearbypermits.com/seattle/address/1550-n-115th-st/): newest permit Jul 24, 2026 - [1560 N 115th St](https://nearbypermits.com/seattle/address/1560-n-115th-st/): newest permit Oct 20, 2025 - [1570 N 115th St](https://nearbypermits.com/seattle/address/1570-n-115th-st/): newest permit Sep 10, 2025 --- Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-18 08:57 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 18, 05:18 UTC. Map, the one permit at this address and 13 nearby: https://nearbypermits.com/seattle/address/523-n-115th-st/