McDonough County Population Charts

According to the most recent McDonough County Illinois demographics data available from the United States Census Bureau released in the American Community Survey in March of 2022, Figure 1 McDonough County shows it has a Population 2020 of 30,107 which is the second most populous of all the counties in the greater McDonough County region. The county with the highest population in the area is Fulton County which shows a population of 34,654 (15.1% larger). Figure 3 uses the McDonough County population data for a comparison of the population growth/population change estimates from the years 2010 to 2020 and McDonough County Illinois depicts a decline of 2,505 (8%).

The total McDonough County Illinois greater area population percent change for all areas for the years from 2010 to 2020 is shown in Figure 4 and for McDonough County shows it has a Population Change of -7.7% which is less than most other counties in the surrounding region.

Looking at the McDonough County population density (measured as people per square mile) and providing comparisons to both the national and state average population density in Figure 5, McDonough County Illinois depicts it has 51 people per square mile which is the highest of all counties in the greater McDonough County region. The next lower population density is Fulton County approximately three-fourths the size with population density of 40. Figure 6 provides McDonough County demographics for the overall median age for all people in the region and McDonough County depicts it has a Median Age of 33.7 which is the smallest when sorted by overall median age of all people of all the other counties in the metro area. The county with the highest overall median age of all people in the area is Henderson County which depicts an age of 50.8 (50.7% larger). The McDonough County Illinois population data for median age broken out by gender for both men versus the median age of women is shown in Figure 7. McDonough County Illinois depicts a median age of men about 13.0% smaller as the median age of women.

The next demographic analysis (Figure 8) looks at large generational McDonough County population groups (and can be useful internet research for employment related research or identifying areas with retirees). Key findings in this chart includes that McDonough County Illinois has the largest proportion of people less than 20 years of age at 21.1% of the total and is ranked #1. Second, it has the smallest proportion of people between 30 and 39 years old at 9.6% of the total. Third, it has the smallest proportion of people between 40 and 49 years old at 10.7% of the total. Also, it has less than most other counties in the area as measured by people between 60 and 69 years old at 12.8% of the total.

Figure 9 illustrates the overall diversity breakdown for McDonough County population and ethnicity groups in the area. (note: Hispanic/Latino is broken out separately in the next diagram and also the group denoted as Native ethnicity includes Native American, and Hawaiian and Other Pacific Islander.) McDonough County Illinois has the largest proportion of Black population at 2.3% of the total and is ranked #1. Figure 10 shows the McDonough County Illinois Hispanic (including non Hispanic whites) population household ethnicity in the region and McDonough County shows it has a Hispanic or Latino of 2.9% which is in the mid range of other counties in the area. Figure 11 compares the ratio of the amount of men to the amount of women and depicts total male population about 6.7% smaller as the total female population.

McDonough County Marital Status and Families Charts

Figure 12 shows the detailed marriage characteristics broken down by %residents who are married, never married, single, divorced, and widowed. McDonough County has the largest proportion of total percent married at 42% of the total and is ranked #1. Second, it has the second smallest when ranked by total percent of people married of all the other counties in the local area in terms of never married percent at 10% of the total. Figure 14 compares the average household size using the average number of people in a family for McDonough County households. McDonough County depicts it has a Family Size of 3.3 which is the highest of all counties in the greater McDonough County region.

Figure 15 shows the overall ratio of McDonough County households for families to the total number of McDonough County households and that McDonough County shows it has a Families of 50% which is the smallest when ranked by percent of people who are in a family of all the other counties in the metropolitan area. The county with the highest percent of people who are in a family in the area is Henderson County which depicts a families percent of 67% (35.3% larger).

Looking at McDonough County households that are headed by a husband and wife as a percent of all families in Figure 16, McDonough County shows it has a Married-couple family of 81% which is in the mid range of other counties in the greater region. The county with the highest percent of people in a husband and wife family in the area is Brown County which shows a husband and wife family percent of 86% (only about 5.7% larger).

McDonough County Mothers and Children Charts

The next section of charts provide a detailed look at mothers and baby births that occurred over the past 12 months. Figure 18 shows the rate of women aged 15 to 50 years old who have given birth. McDonough County depicts it has a Birth Rate of 2.5% which is the smallest in order of percent of women who gave birth of all the other counties in the greater region. The county with the highest percent of women who gave birth in the area is Brown County which depicts a birth rate of 17.3% ( considerably bigger). Figure 19 shows the breakdown of the mother's age for all baby births that occurred in the last 12 months and it has the largest proportion of percent of births to mothers aged 15 to 19 at 33% of the total and is ranked #1. Second, it has the smallest proportion of percent of births to mothers aged 20 to 24 at 18% of the total. Third, it has the largest proportion of percent of births to mothers aged 30 to 34 at 25% of the total and is ranked #1.

In Figure 21, the percentage of all births in the last 12 months to mothers that were unmarried is shown (unwed mothers.) McDonough County depicts it has a Unwed Births of 27% which is the smallest in terms of percent of unwed women who have given birth of all the other counties in the greater region. The county with the highest percent of unwed women who have given birth in the area is Henderson County which depicts an unwed mother birth rate of 57% (about twice as large).

The next chart, Figure 22, shows the percentage of unwed mothers who are also on public assistance. McDonough County shows it has a Unwed birth and on public assistance of 35.2% which is the most of all counties in the greater McDonough County region.

Unwed mothers who have given birth in the last 12 months are also shown broken down by age group in Figure 24. McDonough County Illinois has one of the largest proportions of unwed mothers aged 15 to 19 at 83.3% of the total and is ranked #3. Only #2 Henderson County (87.2%), and #1 Hancock County (87.5%) are larger.

Figure 26 shows unwed mothers in poverty (based on median household income definition) who have given birth in the last 12 months. McDonough County Illinois has the largest proportion of unwed births and living below poverty level at 53.7% of the total and is ranked #1.

For all births to unwed mothers, Figure 27 breaks down the education level of the mother by less than high school through college and post graduate attainment it has one of the largest proportions of percent of unwed mothers with less than high school education at 78% of the total and is ranked #2. The only larger county being Warren County with 84%.

McDonough County Marital Status Charts

The next set of demographic data looks at the marital status for McDonough County households which is useful for internet research. Figure 28 compares the total number of single people in each area. McDonough County depicts it has a Total Single People of 60% which is the highest of all counties in the greater McDonough County region. Comparing percent of people who are single for any reason to the United States average of 50%, McDonough County is 19.4% larger. Also, measured against the state of Illinois, percent of people who are single for any reason of 51%, McDonough County is 17.8% larger.

Figure 30 compares the single people in each area broken down by never married, divorced, and widowed. McDonough County Illinois has the percentage of percent never married the second smallest when ranked by percent of people never married of all the other counties in the greater region at 10% of the total. Second, it has less than most other counties in the greater region when ranked by percent divorced at 8% of the total. Figure 31 shows the demographics for the number of single men adults in each area broken out by never married, divorced and widowed. McDonough County Illinois has the percentage of men who have never been married the second smallest when sorted by percent of men who have never been married of all the other counties in the metropolitan area at 10% of the total. Figure 32 shows the number of single women adults in each area broken out by never married, divorced and widowed. McDonough County Illinois has the percentage of women who have never been married the second smallest when sorted by percent of women who have never been married of all the other counties in the local area at 11% of the total.

Figure 33 shows the McDonough County demographics for the ratio of the number of single men between the age of 18 and 65, in each area, broken down by age group for the McDonough County metro area. McDonough County Illinois has the smallest proportion of single men 30 to 34 at 4% of the total. Second, it has the smallest proportion of single men 35 to 39 at 3% of the total. Third, it has the second smallest when sorted by percent of single men 18 to 24 of all the other counties in the surrounding region in order of single men 40 to 44 at 4% of the total. Also, it has the smallest proportion of single men 45 to 49 at 10% of the total.

Figure 34 shows the McDonough County population data for the ratio of the number of single women between the age of 18 and 65, in each area, broken down by age group for the McDonough County metro area. McDonough County Illinois has the smallest proportion of single women 25 to 29 at 6% of the total. Second, it has the smallest proportion of single women 30 to 34 at 3% of the total. Third, it has the smallest proportion of single women 40 to 44 at 3% of the total. Also, it has the second smallest when sorted by percent of single women 18 to 24 of all the other counties in the greater region in terms of single women 45 to 49 at 14% of the total. In addition, it has the smallest proportion of single women 50 to 60 at 5% of the total.

McDonough County Citizenship Demographics Charts

The next chart (Figure 36) shows for all citizens what the original place of birth was for people who were born in a foreign country and it has the largest proportion of birthplace in this state at 2% of the total and is ranked #1.

In Figure 37, the demographic percentage of McDonough County residents who were not born in the United States is shown (i.e. percent foreign born.) McDonough County depicts it has a Percent Foreign Born of 3.3% which is the second most of all the counties in the area. The county with the highest percent of population who was born in another country in the area is Warren County which depicts a percent born outside United States of 5.2% (58.0% larger). Comparing percent of population who was born in another country to the United States average of 13.5%, McDonough County is approximately a quarter the size. Also, compared to the state of Illinois, percent of population who was born in another country of 13.9%, McDonough County is approximately a quarter the size.

Figure 39 provides a detailed analysis of non citizens by breaking them into two age groups: Under 18 and over the age of 18. McDonough County Illinois depicts a percent of non citizens under 18 years old approximately an eigth the size as the percent of non citizens over 18 years old. Figure 40 provides further information for non citizen age by showing a comparison of the median age for all non citizens immigrants. it has a Non Citizen Median Age of 33.0 which is less than most other counties in the local area. The county with the highest median age of non citizens in the area is Hancock County which shows a median age of 71.2 (about twice as large). The next diagram (Figure 41) shows the year of entry that non citizens entered the United States. The year of entry can show the rate of flow at various points of time in the past for when they entered the U.S. it has one of the largest proportions of non citizens who entered the US after 2010 at 65% of the total and is ranked #2. The only larger county being Schuyler County with 90%. Second, it has in the intermediate range of other counties in the local area when ranked by non citizens who entered the US between 2000 to 2009 at 22% of the total. Third, it has less than most other counties in the surrounding region when sorted by non citizens who entered the US before 1990 at 11% of the total.

For all foreign born people who have gone through naturalization (the process of becoming a legal U.S. resident citizen), Figure 42 shows the year when they became fully naturalized U.S. citizens. it has one of the largest proportions of people naturalized 2015 or later at 19% of the total and is ranked #3. Only #2 Brown County (28%), and #1 Schuyler County (29%) are larger. Second, it has one of the largest proportions of people naturalized 2010 to 2014 at 28% of the total and is ranked #3. Only #2 Henderson County (32%), and #1 Warren County (35%) are larger. Third, it has one of the largest proportions of people naturalized 2005 to 2009 at 21% of the total and is ranked #3. Only #2 Hancock County (25%), and #1 Brown County (34%) are larger. Also, it has in the middle range of other counties in the greater region in order of people naturalized 2000 to 2004 at 2% of the total. In addition, it has one of the largest proportions of people naturalized 1995 to 1999 at 18% of the total and is ranked #2. The only larger county being Fulton County with 25%. Furthermore, it has the second smallest as measured by percent of people naturalized 2015 or later of all the other counties in the greater region when sorted by people naturalized 1990 to 1994 at 3% of the total. Next it has the second smallest as measured by percent of people naturalized 2015 or later of all the other counties in the greater region when ranked by people naturalized before 1990 at 9% of the total.

McDonough County Birthplace Demographic Charts

Figure 43 displays a map of the globe and shows McDonough County demographic information for large regions of the world that people from this place originally came from. McDonough County Illinois has the largest proportion of from Asia at 52% of the total and is ranked #1. Second, it has the second smallest when sorted by percent of people born in Europe of all the other counties in the metro area when sorted by from the Americas at 22% of the total.

Figure 44 categorizes the location for where foreign born people originally come from based on very large continental geographic areas. McDonough County Illinois has the largest proportion of from Europe at 52% of the total and is ranked #1. Second, it has the second smallest in order of percent of people born in Europe of all the other counties in the local area in order of from Oceania at 22% of the total.

Figure 45 is a table that breaks out all the people who were foreign born by which large geographic region where they were born. McDonough County Illinois has the largest proportion of people who were born in South East Asia at 12.4% of the total and is ranked #1. Second, it has the largest proportion of people who were born in Eastern Africa at 0.1% of the total and is ranked #1. Third, it has the largest proportion of people who were born in the Caribbean at 10.8% of the total and is ranked #1. Also, it has the second smallest in terms of people who were born in Northern Europe of all the other counties in the greater region when ranked by people who were born in Central America at 6.4% of the total.