# Building permits at 8420 172nd Stct E, Pierce County, WA Four permits on record here. The newest, May 11: Installation of heat pump and gas furnace. Within a quarter mile, the county has issued 8 more permits (5 projects) since May 1. ## At this address | Date | Type | Work | Cost | Permit | |---|---|---|---|---| | May 11, 2026 | Mechanical (HVAC) | Installation of heat pump and gas furnace | Not listed | [1070525](https://nearbypermits.com/pierce-county/permit/1070525/) | | Oct 29, 2002 | Plumbing | Install bldg sewer for SFR on lot 99 | Not listed | [353493](https://nearbypermits.com/pierce-county/permit/353493/) | | Oct 29, 2002 | Grading | Inspect erosion control & runoff evaluation bprs 353490 | Not listed | [353491](https://nearbypermits.com/pierce-county/permit/353491/) | | Oct 29, 2002 | New building | Construct 1 story 3 bdrm SFR base plan 347922 | Not listed | [353490](https://nearbypermits.com/pierce-county/permit/353490/) | ## Within ¼ mi since May 1, 2026 8 permits in the circle. From our copy of the county's data (last 24 months). ### Next door (under 250 ft), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jul 16, 2026 | [8424 173rd St E](https://nearbypermits.com/pierce-county/address/8424-173rd-st-e/) | 250 ft S | Alteration or repair | Replace 1 patio door like for like in existing single-family residence. The replacement door shall be installed per manufacturers requirements and comply with minimum of.30 U value | Not listed | [1073455](https://nearbypermits.com/pierce-county/permit/1073455/) | ### This block (250 to 1,000 ft), 1 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Sep 25, 2026 | [17305 83rd Avct E](https://nearbypermits.com/pierce-county/address/17305-83rd-avct-e/) | 340 ft SW | Mechanical (HVAC) | Install gas furnace, heat pump | Not listed | [1076851](https://nearbypermits.com/pierce-county/permit/1076851/) | ### Farther (1,000 ft to ¼ mi), 6 permits | Date | Address | Distance | Type | Work | Cost | Permit | |---|---|---|---|---|---|---| | Jul 23, 2026 | [17314 Cedar Flats Ln E](https://nearbypermits.com/pierce-county/address/17314-cedar-flats-ln-e/) | 0.23 mi W | Fire systems | Install Fire Alarm System for Cedar Flats + Crossing Apartments, Bldg L- BPCO 1048793 | Not listed | [1073874](https://nearbypermits.com/pierce-county/permit/1073874/) | | Jul 23, 2026 | [17314 Cedar Flats Ln E](https://nearbypermits.com/pierce-county/address/17314-cedar-flats-ln-e/) | 0.23 mi W | Fire systems | Install Fire Alarm System for Cedar Flats + Crossing Apartments, Bldg M- BPCO 1048794 | Not listed | [1073871](https://nearbypermits.com/pierce-county/permit/1073871/) | | Jul 23, 2026 | [17314 Cedar Flats Ln E](https://nearbypermits.com/pierce-county/address/17314-cedar-flats-ln-e/) | 0.23 mi W | Fire systems | Install Fire Alarm System for Cedar Flats + Crossing Apartments, Bldg N- BPCO 1048795 | Not listed | [1073863](https://nearbypermits.com/pierce-county/permit/1073863/) | | Jul 23, 2026 | [17314 Cedar Flats Ln E](https://nearbypermits.com/pierce-county/address/17314-cedar-flats-ln-e/) | 0.23 mi W | Fire systems | Install Fire Alarm System for Cedar Flats + Crossing Apartments, Bldg P- BPCO 1048796 | Not listed | [1073860](https://nearbypermits.com/pierce-county/permit/1073860/) | | May 21, 2026 | [17114 89th Avct E](https://nearbypermits.com/pierce-county/address/17114-89th-avct-e/) | 0.21 mi E | Mechanical (HVAC) | Permit is requested to install a new, split-system central air conditioning add-on to an existing ducted furnace heating system. All work will comply with current mechanical, building, and electrical codes. | Not listed | [1071110](https://nearbypermits.com/pierce-county/permit/1071110/) | | May 19, 2026 | [17112 82nd Av E](https://nearbypermits.com/pierce-county/address/17112-82nd-av-e/) | 0.22 mi W | Fence, wall or deck | Construct minor improvements on 82nd Ave E | Not listed | [1047037](https://nearbypermits.com/pierce-county/permit/1047037/) | ## More on this street Other addresses on 172nd Stct E with permits, nearest house number first: - [8517 172nd Stct E](https://nearbypermits.com/pierce-county/address/8517-172nd-stct-e/): newest permit Dec 17, 2024 - [11115 172nd Stct E](https://nearbypermits.com/pierce-county/address/11115-172nd-stct-e/): newest permit Aug 21, 2025 - [11405 172nd Stct E](https://nearbypermits.com/pierce-county/address/11405-172nd-stct-e/): newest permit Aug 14, 2026 - [11413 172nd Stct E](https://nearbypermits.com/pierce-county/address/11413-172nd-stct-e/): newest permit Sep 30, 2026 - [11501 172nd Stct E](https://nearbypermits.com/pierce-county/address/11501-172nd-stct-e/): newest permit Dec 16, 2025 - [11729 172nd Stct E](https://nearbypermits.com/pierce-county/address/11729-172nd-stct-e/): newest permit Nov 5, 2024 - [12105 172nd Stct E](https://nearbypermits.com/pierce-county/address/12105-172nd-stct-e/): newest permit Apr 2, 2025 - [12115 172nd Stct E](https://nearbypermits.com/pierce-county/address/12115-172nd-stct-e/): newest permit Jun 16, 2025 - [12120 172nd Stct E](https://nearbypermits.com/pierce-county/address/12120-172nd-stct-e/): newest permit Aug 28, 2026 - [4717 172nd Stct E](https://nearbypermits.com/pierce-county/address/4717-172nd-stct-e/): newest permit Jul 17, 2026 --- Source: Pierce County Planning and Public Works permit data (https://open.piercecountywa.gov/d/nhnt-v7ka). Checked 2026-10-08 06:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/ Map, all 4 permits at this address and 8 nearby: https://nearbypermits.com/pierce-county/address/8420-172nd-stct-e/