# Building permits at 415 121st St E, Pierce County, WA Two permits on record here. The newest, Feb 14, 2025: Installing 4 zone ductless heat pump. Within a quarter mile, the county has issued 5 more permits since May 1. Two are for new buildings, the nearest 920 ft away. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Feb 14, 2025 | Mechanical (HVAC) | Installing 4 zone ductless heat pump | Not listed | [1049770](https://nearbypermits.com/pierce-county/permit/1049770/) | | Sep 10, 2015 | Mechanical (HVAC) | Install ductless mini split system | Not listed | [816750](https://nearbypermits.com/pierce-county/permit/816750/) | ## Within ¼ mi since May 1, 2026 5 permits in the circle. From our copy of the county's data (last 24 months). ### This block (250 to 1,000 ft), 4 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Aug 8, 2026 | [615 121st St E](https://nearbypermits.com/pierce-county/address/615-121st-st-e/) | 700 ft E | Mechanical (HVAC) | Installation of a 2 tons inverter heat pump. And installing line set connection with the indoor unit (air handler) We are keeping the existing air handler I'm the owner doing the job in my main residency. | Not listed | [1074817](https://nearbypermits.com/pierce-county/permit/1074817/) | | Jun 30, 2026 | [303 123rd St E](https://nearbypermits.com/pierce-county/address/303-123rd-st-e/) | 920 ft SW | New building | Construct in-ground vault | Not listed | [1070939](https://nearbypermits.com/pierce-county/permit/1070939/) | | Jun 18, 2026 | [306 121st St E](https://nearbypermits.com/pierce-county/address/306-121st-st-e/) | 490 ft SW | Pool or spa | Site Development only permit for backfill of temporary (vinyl liner) pool. | Not listed | [1071343](https://nearbypermits.com/pierce-county/permit/1071343/) | | Jun 5, 2026 | [12202 4th Avct E](https://nearbypermits.com/pierce-county/address/12202-4th-avct-e/) | 740 ft SW | Mechanical (HVAC) | Replacing air handler and heat pump | Not listed | [1071874](https://nearbypermits.com/pierce-county/permit/1071874/) | ### Farther (1,000 ft to ¼ mi), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jul 21, 2026 | [125 121st St E](https://nearbypermits.com/pierce-county/address/125-121st-st-e/) | 0.25 mi W | New building | Convert existing detached garage to 2-bedroom accessory dwelling unit | Not listed | [1067989](https://nearbypermits.com/pierce-county/permit/1067989/) | ## More on this street Other addresses on 121st St E with permits, nearest house number first: - [306 121st St E](https://nearbypermits.com/pierce-county/address/306-121st-st-e/): newest permit Jun 18, 2026 - [222 121st St E](https://nearbypermits.com/pierce-county/address/222-121st-st-e/): newest permit Aug 18, 2025 - [615 121st St E](https://nearbypermits.com/pierce-county/address/615-121st-st-e/): newest permit Aug 8, 2026 - [152 121st St E](https://nearbypermits.com/pierce-county/address/152-121st-st-e/): newest permit Mar 26, 2026 - [125 121st St E](https://nearbypermits.com/pierce-county/address/125-121st-st-e/): newest permit Jul 21, 2026 - [975 121st St E](https://nearbypermits.com/pierce-county/address/975-121st-st-e/): newest permit Jun 3, 2026 - [1220 121st St E](https://nearbypermits.com/pierce-county/address/1220-121st-st-e/): newest permit Oct 1, 2025 - [8304 121st St E](https://nearbypermits.com/pierce-county/address/8304-121st-st-e/): newest permit Nov 25, 2024 - [8414 121st St E](https://nearbypermits.com/pierce-county/address/8414-121st-st-e/): newest permit Apr 22, 2025 - [8501 121st St E](https://nearbypermits.com/pierce-county/address/8501-121st-st-e/): newest permit Nov 4, 2025 --- Source: Pierce County Planning and Public Works permit data (https://open.piercecountywa.gov/d/nhnt-v7ka). Checked 2026-10-07 10:02 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, both permits at this address and 5 nearby: https://nearbypermits.com/pierce-county/address/415-121st-st-e/