About 23.4 residents per square mile and 42nd in the US.
Nevada's population density is 24.8 per square mile.
I don't know what you mean by fifth state but, here are Nevada's rankings. Nevada was the 36th state to be admitted to the union. Nevada is ranked 7th in area. Nevada is ranked 35th in population.
Nevada was the US state that ranked 45th in state population in 2006. It had a population of approximately 2.48 million at that time.
Michigan has a population of 9,883,640 (2010) persons, a population density of 102.2people/sq mi, and is ranked 19th in the US.
Maine has a low population density, averaging 43 people per square mile. Maine is ranked 38th in population density.
It is ranked 45th in population and 6th in population density.
Hawaii is ranked #42 in population and #13 in population density.
In Area it is ranked #50. It became the 13th US State and is ranked #43 in total population and #2 in population density.
Indiana's Population - 6,376,792 (2008 est.) Indiana is ranked 16th in population and 17th in population density.
Ranked 40 to 50 for population density in order: 40. Kansas, 41. Utah, 42. Nevada, 43. Nebraska, 44. Idaho, 45. New Mexico, 46. South Dakota, 47. North Dakota, 48. Montana, 49. Wyoming, 50. Alaska
Vermont has a relatively low population density, 67.7 people per square mile. Vermont is ranked 30th in population density.
According to census.gov, the 2007 population density estimate of Carson City, Nevada, is 366 people per square mile.