# Addition permit ALT771290 at 21 Thurston St, Boston

Boston Inspectional Services Department permit ALT771290: issued Nov 30, 2017 for addition work at 21 Thurston St. Add a second story addition to existing building (one family #880/1958);( for proposal of one bathroom and two bedroom) Efrain- 6174072584.

- Permit number: ALT771290
- Issued: Nov 30, 2017
- Type of work: Addition (city: Addition, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: $76,000
- ZIP code: 02128
- All permits at this address: https://nearbypermits.com/boston/address/21-thurston-st/

---
Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 01:47 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 21 Thurston St: https://nearbypermits.com/boston/address/21-thurston-st/