# Building permits at 18409 121st St E, Pierce County, WA Six permits on record here. The newest, Nov 20, 2025: Gas piping for new home generator. Within a quarter mile, the county has issued 3 more permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Nov 20, 2025 | Mechanical (HVAC) | Gas piping for new home generator | Not listed | [1062642](https://nearbypermits.com/pierce-county/permit/1062642/) | | Feb 26, 2019 | Mechanical (HVAC) | add ac to existing hvac system | Not listed | [904924](https://nearbypermits.com/pierce-county/permit/904924/) | | Dec 19, 2018 | Plumbing | like for like hot water tank replacement | Not listed | [901066](https://nearbypermits.com/pierce-county/permit/901066/) | | Jan 29, 2018 | Mechanical (HVAC) | like for like furnace replacement | Not listed | [879349](https://nearbypermits.com/pierce-county/permit/879349/) | | Dec 29, 2005 | Other | Inspect driveway approach lot 2 bprs 395735 | Not listed | [544040](https://nearbypermits.com/pierce-county/permit/544040/) | | Oct 21, 2004 | Grading | Runoff and erosion control inspection bprs#395735 | Not listed | [508061](https://nearbypermits.com/pierce-county/permit/508061/) | ## Within ¼ mi since May 1, 2026 3 permits in the circle. From our copy of the county's data (last 24 months). ### This block (250 to 1,000 ft), 2 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jul 9, 2026 | [18411 123rd St E](https://nearbypermits.com/pierce-county/address/18411-123rd-st-e/) | 500 ft SE | Alteration or repair | Replace 1 window like for like in existing single family residence. All replacement windows shall be installed per manufacturers requirements and comply with minimum of.30 U value | Not listed | [1073162](https://nearbypermits.com/pierce-county/permit/1073162/) | | Jun 3, 2026 | [18321 122nd St E](https://nearbypermits.com/pierce-county/address/18321-122nd-st-e/) | 330 ft S | Mechanical (HVAC) | gas furnace replacement | Not listed | [1071698](https://nearbypermits.com/pierce-county/permit/1071698/) | ### Farther (1,000 ft to ¼ mi), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | May 13, 2026 | [18004 120th Stct E](https://nearbypermits.com/pierce-county/address/18004-120th-stct-e/) | 0.19 mi SW | Mechanical (HVAC) | replacing a 90 to 90 gas furnace like for like | Not listed | [1070741](https://nearbypermits.com/pierce-county/permit/1070741/) | ## More on this street Other addresses on 121st St E with permits, nearest house number first: - [18002 121st St E](https://nearbypermits.com/pierce-county/address/18002-121st-st-e/): newest permit Jun 25, 2025 - [19907 121st St E](https://nearbypermits.com/pierce-county/address/19907-121st-st-e/): newest permit Oct 29, 2024 - [14702 121st St E](https://nearbypermits.com/pierce-county/address/14702-121st-st-e/): newest permit Feb 12, 2025 - [12320 121st St E](https://nearbypermits.com/pierce-county/address/12320-121st-st-e/): newest permit Apr 14, 2026 - [25608 121st St E](https://nearbypermits.com/pierce-county/address/25608-121st-st-e/): newest permit Jul 23, 2026 - [8708 121st St E](https://nearbypermits.com/pierce-county/address/8708-121st-st-e/): newest permit Nov 4, 2025 - [8706 121st St E](https://nearbypermits.com/pierce-county/address/8706-121st-st-e/): newest permit Oct 23, 2025 - [8501 121st St E](https://nearbypermits.com/pierce-county/address/8501-121st-st-e/): newest permit Nov 4, 2025 - [8414 121st St E](https://nearbypermits.com/pierce-county/address/8414-121st-st-e/): newest permit Apr 22, 2025 - [8304 121st St E](https://nearbypermits.com/pierce-county/address/8304-121st-st-e/): newest permit Nov 25, 2024 --- Source: Pierce County Planning and Public Works permit data (https://open.piercecountywa.gov/d/nhnt-v7ka). Checked 2026-10-07 20:12 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 6 permits at this address and 3 nearby: https://nearbypermits.com/pierce-county/address/18409-121st-st-e/