Gateway Arch National Park Boundary Revision Act of 2026

This bill changes the official boundary of Gateway Arch National Park. It raises the acreage cap on land on the Illinois side of the Mississippi River that the 1954 law lets be added to the park from 100 acres to 102.18 acres. It also replaces the 1992 map that defines this boundary with a new map titled "Gateway Arch National Park Proposed Boundary Revision," dated August 2023.

Full text and official record on Congress.gov

Sponsors

• Nikki Budzinski Democrat sponsor
• 3 cosponsors