Mercer County, Illinois Population 2018

Mercer County, Illinois's estimated population is 15,618 with a growth rate of -2.21% in the past year according to the most recent United States census data. Mercer County, Illinois is the 72nd largest county in Illinois.

Year Population Growth Growth Rate
201715,618-353-2.21%
201615,9713412.18%
201615,630-117-0.74%
201515,747-155-0.97%
201415,902-173-1.08%
201316,075-88-0.54%
201216,163-152-0.93%
201116,315-95-0.58%
201016,410-880-5.09%
199017,290-1,996-10.35%
198019,2861,99211.52%
197017,2941450.85%
196017,149-225-1.30%
195017,374-327-1.85%
194017,7011,0606.37%
193016,641-2,159-11.48%
192018,800-923-4.68%
191019,723-1,222-5.83%
190020,9452,40012.94%
189018,545-957-4.91%
188019,5027333.91%
187018,7693,72724.78%
186015,0429,796186.73%
18505,2462,894123.04%
18402,3522,3268946.15%
1830260.00%

Mercer County, Illinois Population Growth

Population Data via

Population by Race

Race Population
White15,583
Two or More Races174
Black or African American87
Some Other Race67
Asian47
American Indian and Alaska Native13

Race Data via US Census (2016 ACS 5-Year Survey)

Mercer County, Illinois Population Pyramid 2018

0%2%4%6%8% Male Population0%2%4%6%8% Female Population80757065605550454035302520151050

Data via US Census (2016 ACS 5-Year Survey): Table S0101

Mercer County, Illinois Median Age

44.8


Total

43.7


Male

45.5


Female

Mercer County, Illinois Adults

There are 12,473 adults, (3,242 of which are seniors) in Mercer County, Illinois.

Mercer County, Illinois Age Dependency

73

Age Dependency Ratio

35.1

Old Age Dependency Ratio

37.9

Child Dependency Ratio

Mercer County, Illinois Sex Ratio

Female

8,054

50.43%

Male

7,917

49.57%

Mercer County, Illinois Households and Families

Mercer County, Illinois Renter vs Owner Occupied by Household Type

Mercer County, Illinois Household Types

Type Owner Renter
Married88.2%11.8%
All77.9%22.1%
Non Family64.8%35.2%
Male64.1%35.9%
Female58.1%41.9%

77.9%

Rate of Home Ownership

Mercer County, Illinois Households by Type

Type Count Average Size Owned
All6,5672.3977.9
Married3,8302.9488.2
Non Family2,0161.1764.8
Female5042.9158.1
Male2172.8764.1

2.89

Average Family Size

2.39

Average Household Size

6.3%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Mercer County, Illinois Households

Mercer County, Illinois Education

Mercer County, Illinois Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade2181.92%
9th to 12th Grade7006.18%
High School Graduate4,69541.46%
Some College2,75524.33%
Associates Degree9728.58%
Bachelors Degree1,39112.28%
Graduate Degree5945.25%

Mercer County, Illinois Educational Attainment by Race

Name Total High School Bachelors
White11,02210,1411,923
Hispanic14311114
Black606014
Multiple Races595724
Asian34349
Other Race3124
Native American1181

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among black people with a rate of 40.68%.

Mercer County, Illinois Earnings by Educational Attainment

Name Average Male Female
Overall$35,369$43,355$26,731
Less Than High School$31,042$41,033$13,750
High School Grad$30,781$40,457$21,821
Some College$34,286$43,657$25,557
Bachelors Degree$43,098$57,955$37,218
Graduate Degree$65,238$65,385$65,000

$35,369

Average Earnings

$43,355

Average Male

$26,731

Average Female

Mercer County, Illinois Language

Mercer County, Illinois Language by Age

Mercer County, Illinois Language

98.61% of Mercer County, Illinois residents speak only English, while 1.39% speak other languages. The largest non-English language is Spanish, which is spoken by 0.70% of the population.

Mercer County, Illinois Poverty

Mercer County, Illinois Poverty by Race

Name Total In Poverty Poverty Rate
White15,1211,52310.07%
Multiple1745129.31%
Hispanic3344112.28%
Other671420.90%
Native13323.08%

10.29%

Overall Poverty Rate

8.41%

Male Poverty Rate

12.15%

Female Poverty Rate

Poverty in Mercer County, Illinois

The race most likely to be in poverty in Mercer County, Illinois is Multiple, with 29.31% below the poverty level.

The race least likely to be in poverty in Mercer County, Illinois is White, with 10.07% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.22%. Among those working part-time, it was 11.73%, and for those that did not work, the poverty rate was 15.41%.

Mercer County, Illinois Poverty Rate by Education

Name Poverty
Less Than High School12.34%
High School9.91%
Some College6.75%
Bachelors or Greater2.70%

Mercer County, Illinois Poverty Rate by Employment Status and Sex

Name Poverty
Female Unemployed54.79%
Male Unemployed25.08%
Female Employed6.89%
Male Employed3.13%

Mercer County, Illinois Income

Mercer County, Illinois Income by Household Type

Name Median Mean
Households$55,750$66,157
Families$66,803$77,689
Married Families$73,855$
Non Families$31,386$38,593

Mercer County, Illinois Marital Status

Mercer County, Illinois Marital Status

Marriage Rates

59.7%

Overall Marriage Rate

61.1%

Male Marriage Rate

58.4%

Female Marriage Rate

Mercer County, Illinois Married by Age and Sex

Mercer County, Illinois Marriage

The age group where males are most likely to be married is 35To44, while the female age group most likely to be married is 45To54.

Mercer County, Illinois Marital Status by Race

Mercer County, Illinois Veterans

Mercer County, Illinois Veterans by War

1,408

Number of Veterans

1,294

Male Veterans

114

Female Veterans

Name Veterans
Vietnam535
First Gulf War159
Second Gulf War139
Korea134
World War II70

Mercer County, Illinois Veterans by Age

Name Veterans
65 to 74422
75+370
55 to 64279
35 to 54274
18 to 3463

Mercer County, Illinois Veterans by Race

Name Veterans % of Total
White1,36711.20%
Black2026.32%
2 or More1216.44%
Hispanic84.10%
Other816.67%
Indian19.09%

Mercer County, Illinois Veterans by Education

6.16%

Veteran Poverty Rate

30.82%

Veteran Disability Rate

Mercer County, Illinois Employment Status

Mercer County, Illinois Employment by Age

62%

Labor Force Participation

58.1%

Employment Rate

6.1%

Unemployment Rate

Mercer County, Illinois Employment by Race

Mercer County, Illinois Employment by Education

Population of Cities in Mercer County, Illinois

City 2010 Census 2016 Estimated Growth Growth Rate
Aledo36463516-130-3.57%
Viola955910-45-4.71%
Alexis 831799-32-3.85%
Windsor748790425.61%
Matherville721673-48-6.66%
New Boston683643-40-5.86%
Sherrard640600-40-6.25%
Keithsburg609573-36-5.91%
Reynolds 539512-27-5.01%
Joy417385-32-7.67%
Seaton222211-11-4.95%
North Henderson187178-9-4.81%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990