# Plumbing permit Plumbing-1195664 at 421 Walden St, Cambridge

Cambridge Inspectional Services Department permit Plumbing-1195664: issued Jan 20, 2026 for plumbing work at 421 Walden St. 

- Permit number: Plumbing-1195664
- Issued: Jan 20, 2026
- Type of work: Plumbing (city: Plumbing)
- Status: Issued (city: Active)
- Reported cost: Not listed
- ZIP code: 02138
- All permits at this address: https://nearbypermits.com/cambridge/address/421-walden-st/

---
Source: Cambridge Inspectional Services Department permit data (https://data.cambridgema.gov/d/3wsm-e5jx). Checked 2026-10-18 08:50 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 421 Walden St: https://nearbypermits.com/cambridge/address/421-walden-st/