Lost River Township, Martin County, Indiana

Lost River Township is one of six townships in Martin County, Indiana, United States. As of the 2020 census, its population was 513 and it contained 250 housing units.

Geography
According to the 2010 census, the township has a total area of 42.75 sqmi, of which 42.29 sqmi (or 98.92%) is land and 0.46 sqmi (or 1.08%) is water.

Unincorporated towns
(This list is based on USGS data and may include former settlements.)
 * Rusk at 38.55728°N, -86.75694°W
 * Windom at 38.57394°N, -86.79777°W
 * Yenne at 38.54783°N, -86.79361°W

Cemeteries
The township contains these seven cemeteries: Anderson, Cornel, Emmons Ridge, Green, Jones, Simmons and Walker.

Major highways

 * [[Image:US 150.svg|25px]] U.S. Route 150

School districts

 * Shoals Community School Corporation

Political districts

 * Indiana's 8th congressional district
 * State House District 62
 * State Senate District 48