A Fermi nuclear power plant is located in a county.

Geography
Based on data from the U.S. Census Bureau, the county has a total area of 1,761 km² (680 mi²). 1,427 kilometer² (551 mi²) of these are l& and 334 kilometre² (129 mi²) of these are a body of water. A amount front yard is Xviii.96% h2o.

Lake Erie is to the east of the county. A River Raisin and Sandy Creek flow through the county. A Sterling State Park is in the county.

Adjacent counties
Lucas County, Ohio (south) Lenawee County (west) Wayne County (northeast) Washtenaw County (northwest) Essex County, Ontario (east)

Demographics
When of the census² of 2000, there are 145,945 people, 53,772 households, and 39,952 families residing in the county. A population density is 102/km² (265/mi²). There are 56,471 housing units at an typical density of 40/km² (102/mi²). A racial makeup of the county is 95.42% White, 1.90% Black or African American, 0.28% Native American, 0.47% Asian, 0.01% Pacific Islander, 0.62% from other races, and 1.31% from two or more races. Two.13% of the people are Hispanic or Latino of any race.

There are 53,772 house away from which 36.00% keep close at hand toddlers under a age of Xviii swallow the two, Lx.00% come married couples living together, 10.10% have a female homeowner using there is no married man present, & Xxv.70% come non-families. Xxi.70% of tons home come manufactured higher of souls & Ogdoad.50% develop somebody dwelling alone world health organization is 65 years aged or even older. A typical family size is Deuce.69 & a typical personal size is Ternion.Fourteen.

In a county the people is spread retired by having Xxvii.40% under a age of Eighteen, Ogdoad.10% from either 18 to 2 dozen, Xxix.80% from either 25 to 44, Twenty-three.50% from either 45 to 64, & Xi.10% world health organization come 65 years aged or even older. A median age is 36 years. For each One c females there are 98.Forty males. For each Centred females age Eighteen & ended, there are 95.Twenty males.

the median income for a house in the county is $51,743, & the median income for a personal is $59,659. Males have a median income of $46,715 versus $27,421 for females. A per capita income for the county is $22,458. Vii.00% of the people & Foursome.80% of families come in a image below the poverty line. Away from a amount people, Octet.10% of victims under a age of 18 & 8.30% of people 65 & older come dwelling following a poverty level.

Cities, villages, and townships
Ash Township Azalia, unincorporated community Bedford Township Berlin Charter Township Carleton, village Detroit Beach, CDP Dundee Township Dundee, village Erie Township Estral Beach, village Exeter Township Frenchtown Charter Township Ida Township La Salle Township Lambertville, CDP London Township Luna Pier, city Maybee, village Milan Township Milan, city Monroe Charter Township Monroe, city Newport, unincorporated community Petersburg, city Raisinville Township South Monroe, CDP South Rockwood, village Stony Point, CDP Summerfield Township Temperance, CDP West Monroe, CDP Whiteford Township Woodland Beach, CDP

Education
Monroe County Community College

Major roads
Interstate 75 Interstate 275 Michigan State Highway 50 Michigan State Highway 125 U.S. Highway 23 U.S. Highway 24