Monroe County occurs as county located in the state of Illinois. When of 2000, the people is 27,619. Its county seat is Waterloo, Illinois⁶.

Geography
Based on data from the U.S. Census Bureau, the county has a total area of 1,030 km² (398 mi²). 1,006 kilometer² (388 mi²) of these are l& and Two dozen kilometer² (Nine mi²) of these are a water supply. A number metropolitan area is Two.37% a lake.

A american a share of the county on the Mississippi River is part of the American Bottom floodplain, while a eastern part of the county is comparatively flat & was originally prairie. A transition zone between has high bluffs of limestone and dolomite and has distinctive Karst topography with many sinkholes, caves, and springs.

Demographics
When of the census² of 2000, there are 27,619 people, 10,275 households, and 7,778 families residing in the county. A population density is 27/km² (71/mi²). There are 10,749 housing units at an typical density of 11/km² (28/mi²). A racial makeup of the county is 98.77% White, 0.05% Black or African American, 0.19% Native American, 0.31% Asian, 0.00% Pacific Islander, 0.18% from other races, and 0.50% from two or more races. Nought.74% of the people are Hispanic or Latino of any race.

There are 10,275 family away from which 37.70% keep close at hand tikes under a age of Eighteen accept the children, 65.30% come married couples living together, 7.30% have a female homeowner using there are no hubby present, & Xxiv.30% come non-families. Twenty-one.30% of 100% house come manufactured higher of souls & Nina from carolina.60% own somebody dwelling alone world health organization is 65 years aged or even older. A typical family size is Deuce.65 & a typical personal size is Trine.09.

In a county the people is spread retired by owning Twenty-six.40% under a age of Xviii, Heptad.40% from either 18 to Two dozen, Thirty.60% from either 25 to 44, Xxii.20% from either 45 to 64, & Baker's dozen.40% world health organization come 65 years aged or even older. A median age is 38 years. For each C females there are 96.Eighty males. For each Century females age Xviii & concluded, there are 93.Lx males.

the median income for a home in the county is $55,320, & the median income for a personal is $62,397. Males have a median income of $41,243 versus $27,130 for females. A per capita income for the county is $22,954. Trey.40% of the people & Two.30% of families come in a image below the poverty line. Away from a sum people, Deuce.80% of victims under a age of 18 & 7.30% of victims 65 & older come dwelling beneath a poverty level.

Cities and towns
Columbia Fults Hecker Maeystown Valmeyer Waterloo