# Addition permit ALT114210 at 54 Cass St, Boston

Boston Inspectional Services Department permit ALT114210: issued Apr 17, 2012 for addition work at 54 Cass St. Applicant seeks to construct a 16'x32' addition to the existing single family dwelling. This addition is one story and will extend the first floor only.

- Permit number: ALT114210
- Issued: Apr 17, 2012
- Type of work: Addition (city: Addition, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: $150,000
- ZIP code: 02132
- All permits at this address: https://nearbypermits.com/boston/address/54-cass-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-09 05:31 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 54 Cass St: https://nearbypermits.com/boston/address/54-cass-st/