# New building permit ERT1691970 at 450 Walnut Av, Boston

Boston Inspectional Services Department permit ERT1691970: issued Jul 24, 2026 for new building work at 450 Walnut Av. Erect White Stadium WEST Grandstand. Excavation and installation of concrete foundations on separate permit.[ePlans].

- Permit number: ERT1691970
- Issued: Jul 24, 2026
- Type of work: New building (city: Erect, Erect/New Construction)
- Status: Issued (city: Open)
- Reported cost: $101,897,138
- ZIP code: 02121
- All permits at this address: https://nearbypermits.com/boston/address/450-walnut-av/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 00:44 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 450 Walnut Av: https://nearbypermits.com/boston/address/450-walnut-av/