# Building permits at 6401 170th St E, Pierce County, WA Four permits on record here. The newest, Mar 17: Replacing a 90 to 90 gas furnace. Within a quarter mile, the county has issued no other permits since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | Mar 17, 2026 | Mechanical (HVAC) | replacing a 90 to 90 gas furnace | Not listed | [1067739](https://nearbypermits.com/pierce-county/permit/1067739/) | | Aug 25, 2005 | Other | Residential site development inspections (including drainage), reff bprs: 528169 | Not listed | [528170](https://nearbypermits.com/pierce-county/permit/528170/) | | Aug 25, 2005 | New building | Construct a 2 story 3 bdrm 2.5 bath SFR base plan 522853 | Not listed | [528169](https://nearbypermits.com/pierce-county/permit/528169/) | | Jul 18, 2005 | Other | Install (1) 500 gal residential lpg tank. See attached requirements . NOTE: 1) Tank shall be a minimum of 10 feet from | Not listed | [404126](https://nearbypermits.com/pierce-county/permit/404126/) | ## Within ΒΌ mi since May 1, 2026 0 permits in the circle. From our copy of the county's data (last 24 months). ## More on this street Other addresses on 170th St E with permits, nearest house number first: - [8112 170th St E](https://nearbypermits.com/pierce-county/address/8112-170th-st-e/): newest permit Nov 4, 2024 - [9109 170th St E](https://nearbypermits.com/pierce-county/address/9109-170th-st-e/): newest permit Jun 5, 2025 - [9122 170th St E](https://nearbypermits.com/pierce-county/address/9122-170th-st-e/): newest permit Oct 7, 2024 - [9204 170th St E](https://nearbypermits.com/pierce-county/address/9204-170th-st-e/): newest permit Jul 17, 2025 - [9208 170th St E](https://nearbypermits.com/pierce-county/address/9208-170th-st-e/): newest permit Jan 27, 2026 - [9212 170th St E](https://nearbypermits.com/pierce-county/address/9212-170th-st-e/): newest permit Jun 5, 2025 - [2602 170th St E](https://nearbypermits.com/pierce-county/address/2602-170th-st-e/): newest permit Oct 11, 2024 - [12307 170th St E](https://nearbypermits.com/pierce-county/address/12307-170th-st-e/): newest permit Jan 14, 2025 - [12323 170th St E](https://nearbypermits.com/pierce-county/address/12323-170th-st-e/): newest permit Apr 25, 2025 - [12329 170th St E](https://nearbypermits.com/pierce-county/address/12329-170th-st-e/): newest permit May 27, 2025 --- Source: Pierce County Planning and Public Works permit data (https://open.piercecountywa.gov/d/nhnt-v7ka). Checked 2026-10-07 07:15 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map and all 4 permits at this address: https://nearbypermits.com/pierce-county/address/6401-170th-st-e/