| Coordinates | 48°00′00″N 13°13′00″E |
|---|---|
| Country | Austria |
| State | Upper Austria |
| District | Braunau am Inn |
| Parts style | para |
| Mayor | Erich Rippl |
| Elevation | 532 m |
| Time zone | CET (UTC+1) |
| Time zone (DST) | CEST (UTC+2) |
| Registration plate | BR |
| Postal code | 5211 |
| Area code | 07746 |
| Website | www.gemeindelengau.at |
Lengau is a municipality in the district of Braunau am Inn in the Austrian state of Upper Austria.