Indiana-Illinois State Line Marker, Hammond

A Boundary Monument At Lake Michigan

The state-line marker begins with survey history rather than city building, but Hammond's borderland setting makes that history unusually legible. The page ties the monument to the early nineteenth-century effort to establish a fixed state boundary at the southern edge of Lake Michigan.

The marker carries a much longer timeline than most of Hammond's industrial landmarks. It reaches back to territorial and state formation before the later factory city arrived.

Relocated In An Industrial Landscape

The relocation story is central to the marker's meaning. The monument did not move because the line changed. It moved because the shoreline and industrial setting around it changed so drastically that preservation required intervention.

The marker records not only a boundary but also the pressure that heavy industry placed on the lakefront over time.

Reading The Marker Beside The Former State Line Plant

Today the marker sits beside a redeveloping utility landscape once dominated by the State Line Generating Plant. The contrast is sharp: an early commemorative obelisk beside one of the region's classic heavy-infrastructure sites.

That juxtaposition makes the site especially revealing. Survey history, utility geography, and current redevelopment can all be read within one compact Hammond lakefront setting.