Gem County, Idaho County, Idaho were: Gem County, Idaho Gem County is a county in the U.S. state of Idaho. As of the 2010 census, the population was 16,719. The county seat and largest city is Emmett. Gem County is part of the Boise, ID Metropolitan Statistical Area. Gem County is home to the Idaho ground squirrel. Named for the state nickname, "Gem State," the county was established on March 15, 1915, partitioned from Canyon County and Boise County. Fur trappers were in the area as early as 1818, and Alexander Ross explored Squaw Creek in 1824. Prospectors and miners moved through the
Virginia State Route 139 I-95 east of US 301. Virginia State Route 139 State Route 139 (SR 139) is a primary state highway in the U.S. state of Virginia. Known for most of its length as Jarratt Avenue, the state highway runs from SR 610 east to U.S. Route 301 (US 301) and SR 631 within Jarratt. SR 139 connects the town of Jarratt, which has sections in both Greensville County and Sussex County, to US 301 and, via SR 631, Interstate 95 (I-95). SR 139 begins at a three-way intersection with SR 610 (Allen Road) and Grigg Avenue in the western part of