According to census.gov, Cumberland County, Maine, has the most population at 275,374 people in 2007.
Aroostook County by area and Cumberland County by population..
Cumberland County in Maine has the highest population compared to other counties in the state. Its county seat is Portland, which is the largest city in Maine.
Piscataquis County in Maine is considered one of the most rural counties in the state. It has a low population density and a large amount of forests and wilderness areas.
Milwaukee County is the most populous county in Wisconsin.
According to census.gov, Middlesex County, Massachusetts has the most population with 1,473,416 people in 2007.
Greenville County in South Carolina has the highest population.
According to census.gov, Minnehaha County, South Dakota, has the most population at 175,272 people in 2007.
Aroostook County is a county located in the U.S. state of Maine. In 2000, its population was 73,938. It is the largest county in the state. Its seat is Houlton.[1] In land area, Aroostook County is the largest U.S. county east of the Mississippi River. Among residents of Maine, it is often referred to simply as "The County."
Piscataquis County in Maine is considered one of the most rural counties in the state. It has a low population density and a large amount of forests and wilderness areas.
Bangor
Limestone, Maine is in Aroostook County.
Hancock County, Maine
King County
Milwaukee County is the most populous county in Wisconsin.
According to census.gov, Hennepin County, Minnesota, has the most population at 1,136,599 people.
According to census.gov, Harris County, Texas, has the most population at 3,935,855 people in 2007.
According to census.gov, Pulaski County, Arkansas, has the most population at 373,911 people in 2007.
According to census.gov, Multnomah County, Oregon, has the most population at 701,986 people in 2007.
According to census.gov, Fairfield County, Connecticut, has the most population at 895,015 people in 2007.