There are 2 US Post Offices in Lincoln County serving a total of 4,392 residents equating to 2,196 residents per post office. It's estimated that approximately 7,010 packages are handled across the 2 county post offices annually. Lincoln County is a county located in the U.S. state of Idaho. As of the 2010 census, the population was 5,208. The county seat and largest city is Shoshone. The county is named after President Abraham Lincoln. The Idaho Territory was created in 1863, during the Lincoln Administration of 1861\u201365. Lincoln County is included in the Hailey, ID Micropolitan Statistical Area. Lincoln County was created by the Idaho Legislature on March 18, 1895, by a partitioning of Blaine County, which was created earlier that month by a merger of Alturas and Logan Counties. Lincoln County itself was partitioned on January 28, 1913, with a western portion becoming Gooding County and an eastern portion becoming Minidoka County. The county assumed its present borders on February 8, 1919 when a southern portion became Jerome County. In 2002, 66% of church goers in the county were Mormon."