Seneca, Illinois Population 2022
Seneca is a city located in Illinois. Seneca has a 2020 population of 2,254. Seneca is currently growing at a rate of 0.04% annually but its population has decreased by -4.37% since the most recent census, which recorded a population of 2,357 in 2010.
The average household income in Seneca is $85,150 with a poverty rate of 11.07%. The median rental costs in recent years comes to $741 per month, and the median house value is $161,000. The median age in Seneca is 32.6 years, 35.5 years for males, and 30.7 years for females.
Seneca Demographics
According to the most recent ACS, the racial composition of Senecawas:
- White: 98.36%
- Two or more races: 1.31%
- Black or African American: 0.33%
- Native American: 0.00%
- Asian: 0.00%
- Native Hawaiian or Pacific Islander: 0.00%
- Other race: 0.00%
Population by Race
| Race | Population | Percentage |
|---|---|---|
| White | 2,402 | 98.36% |
| Two or More Races | 32 | 1.31% |
| Black or African American | 8 | 0.33% |
Seneca Population Pyramid $2022
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 884 | 2.76 | 83.8 |
| Married | 495 | 3.11 | 90.9 |
| Non Family | 150 | 1.26 | 88 |
| Female | 128 | 2.63 | 49.2 |
| Male | 111 | 3.42 | 86.5 |
2.99
Average Family Size
2.76
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 9 | 0.59% |
| 9th to 12th Grade | 100 | 6.57% |
| High School Graduate | 494 | 32.44% |
| Some College | 455 | 29.88% |
| Associates Degree | 196 | 12.87% |
| Bachelors Degree | 125 | 8.21% |
| Graduate Degree | 144 | 9.46% |
Seneca Educational Attainment by Race
| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 1,449 | 1,347 | 267 |
| Hispanic | 40 | 33 | |
| 2+ Races | 26 | 26 | 2 |
| Black | 8 | 8 |
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 white people with a rate of 18.43%.
$40,793
Average Earnings
$61,750
Average Male
$26,161
Average Female
Seneca Language by Age
Seneca Language
98.83% of Seneca residents speak only English, while 1.17% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 0.68% of the population.
Seneca Poverty by Race
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 2,290 | 222 | 9.69% |
| Hispanic | 108 | 37 | 34.26% |
| Multiple | 32 | 11 | 34.38% |
| Other | NaN% |
11.07%
Overall Poverty Rate
10.26%
Male Poverty Rate
11.85%
Female Poverty Rate
Poverty in Seneca
The race most likely to be in poverty in Seneca is White, with 9.69% below the poverty level.
The race least likely to be in poverty in Seneca is Hispanic, with 34.26% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 5.91%. Among those working part-time, it was 14.29%, and for those that did not work, the poverty rate was 9.77%.
Seneca Marital Status
Marriage Rates
52.1%
Overall Marriage Rate
52.0%
Male Marriage Rate
52.3%
Female Marriage Rate
Seneca Married by Age and Sex
Seneca Marriage
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.
Seneca Marital Status by Race
| Name | Veterans | % of Total |
|---|---|---|
| White | 145 | 8.41% |
Seneca Veterans by Education
5.52%
Veteran Poverty Rate
20.69%
Veteran Disability Rate
69.2%
Labor Force Participation
63%
Employment Rate
9.1%
Unemployment Rate
Origin of Non-Citizens
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
89.03%
Born in Seneca
99.88%
Native Born
0.12%
Foreign Born
0.00%
Non Citizen
0.12%
Naturalized
Place of Birth
99.88% of Seneca residents were born in the United States, with 89.03% having been born in Illinois. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2022 | 2,254 | 1 | 0.04% |
| 2021 | 2,253 | 1 | 0.04% |
| 2020 | 2,252 | 1 | 0.04% |
| 2019 | 2,251 | 1 | 0.04% |
| 2018 | 2,250 | -7 | -0.31% |
| 2017 | 2,257 | -12 | -0.53% |
| 2016 | 2,269 | -11 | -0.48% |
| 2015 | 2,280 | -14 | -0.61% |
| 2014 | 2,294 | -13 | -0.56% |
| 2013 | 2,307 | -22 | -0.94% |
| 2012 | 2,329 | -18 | -0.77% |
| 2011 | 2,347 | -10 | -0.42% |
| 2010 | 2,357 | 0.00% |