# Roofing permit ALT454970 at 420 West St, Boston

Boston Inspectional Services Department permit ALT454970: issued Sep 2, 2015 for roofing work at 420 West St. Exterior envelope work that includes new roof, windows, doors, masonry restoration and limited site work.

- Permit number: ALT454970
- Issued: Sep 2, 2015
- Type of work: Roofing (city: Renovations - Exterior, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: $2,769,000
- ZIP code: 02136
- All permits at this address: https://nearbypermits.com/boston/address/420-west-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-15 07:52 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 420 West St: https://nearbypermits.com/boston/address/420-west-st/