Low bridges in Illinois
3,325 height restrictions are recorded in Illinois, United States. The lowest clearance a road vehicle can still pass is 2.01 m, and 195 are under 2.5 m. The map shows every one; the table lists the 20 lowest.
The map
The lowest clearances in Illinois
The 20 lowest signed restrictions, lowest first. Every one of the 3,325 is on the map above.
| Location | Height | Type | Road | Region |
|---|---|---|---|---|
| East Old State Capitol Plaza · Springfield | 2.01 m6 ft 7 in | restriction | — | Illinois |
| South Old State Capitol Plaza · Springfield | 2.01 m6 ft 7 in | restriction | — | Illinois |
| East Adams Street · Chicago | 2.01 m6 ft 7 in | restriction | — | Illinois |
| East Monroe Street · Springfield | 2.03 m6 ft 8 in | restriction | — | Illinois |
| East Monroe Street · Springfield | 2.03 m6 ft 8 in | restriction | — | Illinois |
| Grant Park South Garage (Entrance) · Chicago | 2.03 m6 ft 8 in | restriction | — | Illinois |
| South Broadway · Saint Louis | 2.03 m6 ft 8 in | restriction | — | Missouri |
| South Broadway · Saint Louis | 2.03 m6 ft 8 in | restriction | — | Missouri |
| West Lake Street · Chicago | 2.03 m6 ft 8 in | restriction | — | Illinois |
| West Lake Street · Chicago | 2.03 m6 ft 8 in | restriction | — | Illinois |
| Randolph Street Bikeway · Chicago | 2.03 m6 ft 8 in | restriction | — | Illinois |
| East Benton Place · Chicago | 2.03 m6 ft 8 in | restriction | — | Illinois |
| West Monroe Street · Chicago | 2.03 m6 ft 8 in | restriction | — | Illinois |
| Clark Avenue · Saint Louis | 2.03 m6 ft 8 in | restriction | — | Missouri |
| Washington Avenue · Saint Louis | 2.03 m6 ft 8 in | restriction | — | Missouri |
| Printers Square Garage · Chicago | 2.03 m6 ft 8 in | restriction | — | Illinois |
| Pine Street · Saint Louis | 2.03 m6 ft 8 in | restriction | — | Missouri |
| Pine Street · Saint Louis | 2.03 m6 ft 8 in | restriction | — | Missouri |
| Grant Park South Garage (Entrance) · Chicago | 2.03 m6 ft 8 in | tunnel | — | Illinois |
| Lucas Avenue · Saint Louis | 2.03 m6 ft 8 in | tunnel | — | Missouri |
How low it gets here
Of the 3,325 restrictions in Illinois, 195 are under 2.5 m, 233 sit between 2.5 and 3.2 m — the band where a typical motorhome has to stop — 1,149 between 3.2 and 4.0 m, and 1,507 above 4.0 m. The median signed clearance is 3.96 m.
What the numbers leave out
241 of them state no height at all. That is not a clear road: somebody recorded a limit without a number. Treat those as obstacles of unknown height. Where nothing is signed, the general limit in United States applies — 4.11 m.
Questions
How many low bridges are there in Illinois?
3,325 height restrictions of every kind are recorded in Illinois: 195 under 2.5 m and 233 between 2.5 and 3.2 m, the range that stops an ordinary motorhome.
What is the lowest bridge in Illinois?
The lowest clearance a road vehicle can still pass is 2.01 m, and the table above starts with it. Anything signed lower is a gate or a barrier rather than a road.
How current is this data?
It is rebuilt every week from OpenStreetMap; these figures were measured on October 25, 2026. A restriction nobody has mapped is not here, so above 3 m plan the route before you set off.
Other regions of United States
On the road
This map is a planning tool. On the road, ilovay warns you about height restrictions ahead based on the height of your vehicle, and can route around them. Free on Android.