Seneca, Missouri Population 2020

2,404

Seneca is a city located in Missouri. With a 2020 population of 2,404, it is the 213th largest city in Missouri and the 6949th largest city in the United States. Seneca is currently growing at a rate of 0.38% annually and its population has increased by 2.91% since the most recent census, which recorded a population of 2,336 in 2010. Spanning over 3 miles, Seneca has a population density of 939 people per square mile.

The average household income in Seneca is $45,387 with a poverty rate of 21.17%. The median rental costs in recent years comes to $652 per month, and the median house value is $85,000. The median age in Seneca is 33.6 years, 31.4 years for males, and 41.4 years for females. For every 100 females there are 99.4 males.

Seneca Demographics

According to the most recent ACS, the racial composition of Seneca was:

  • White: 90.58%
  • Native American: 5.84%
  • Two or more races: 2.57%
  • Asian: 1.01%
  • Black or African American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Seneca, Missouri is 2,404, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 2,386.The last official US Census in 2010 recorded the population at 2,336.

Seneca, Missouri Population 2020

Population by Race

Race Population Percentage
White2,32890.58%
American Indian and Alaska Native1505.84%
Two or More Races662.57%
Asian261.01%

Seneca Population Pyramid 2020

Seneca Median Age

33.6


Total

31.4


Male

41.4


Female

Seneca Adults

There are 1,838 adults, (523 of whom are seniors) in Seneca.

Seneca Age Dependency

95.4

Age Dependency Ratio

39.8

Old Age Dependency Ratio

55.7

Child Dependency Ratio

Seneca Sex Ratio

Female

1,289

50.16%

Male

1,281

49.84%

Seneca Households and Families

Seneca Renter vs Owner Occupied by Household Type

Seneca Household Types

Type Owner Renter
Male100%0%
Married78.8%21.2%
All68.4%31.6%
Non Family62.8%37.2%
Female33.1%66.9%

68.4%

Rate of Home Ownership

Type Count Average Size Owned
All9372.6668.4
Married4823.5478.8
Non Family3091.0662.8
Female1183.2733.1
Male282.43100

3.41

Average Family Size

2.66

Average Household Size

1.1%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

Seneca Education

Education Attained Count Percentage
Less Than 9th Grade503.01%
9th to 12th Grade20112.11%
High School Graduate60036.14%
Some College38122.95%
Associates Degree1307.83%
Bachelors Degree23814.34%
Graduate Degree603.61%

Seneca Educational Attainment by Race

Name Total High School Bachelors
White1,4831,267263
Native American945917
Hispanic363611
Asian26267
Multiple Races2121

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

The highest rate of bachelors degrees is among hispanic people with a rate of 30.56%.

Name Average Male Female
Overall$25,361$31,307$20,233
Less Than High School$10,588$$10,441
High School Grad$25,208$34,167$16,842
Some College$26,250$30,691$20,857
Bachelors Degree$35,380$33,125$36,250
Graduate Degree$$$

$25,361

Average Earnings

$31,307

Average Male

$20,233

Average Female

Seneca Language

Seneca Language by Age

Seneca Language

96.30% of Seneca residents speak only English, while 3.70% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.10% of the population.

Seneca Poverty

Seneca Poverty by Race

Name Total In Poverty Poverty Rate
White2,23950422.51%
Native1382820.29%

21.17%

Overall Poverty Rate

24.60%

Male Poverty Rate

17.79%

Female Poverty Rate

Poverty in Seneca

The race most likely to be in poverty in Seneca is White, with 22.51% below the poverty level.

The race least likely to be in poverty in Seneca is Native, with 20.29% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 6.10%. Among those working part-time, it was 15.75%, and for those that did not work, the poverty rate was 31.71%.

Name Poverty
Less Than High School51.85%
High School15.28%
Some College13.20%
Bachelors or Greater12.42%
Name Poverty
Female Employed11.39%
Male Employed4.65%
Female Unemployed0.00%
Male Unemployed0.00%

Seneca Income

Seneca Income by Household Type

Name Median Mean
Households$35,635$45,387
Families$41,200$53,515
Married Families$53,750-
Non Families$28,423$28,078

Seneca Marital Status

Seneca Marital Status

Marriage Rates

53.3%

Overall Marriage Rate

58.4%

Male Marriage Rate

48.9%

Female Marriage Rate

Seneca Married by Age and Sex

Seneca Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Seneca Marital Status by Race

Seneca Veterans

187

Number of Veterans

178

Male Veterans

9

Female Veterans

War Veterans
Vietnam62
World War II41
First Gulf War36
Korea11
Second Gulf War9

$Seneca Veterans by Education

7.49%

Veteran Poverty Rate

63.64%

Veteran Disability Rate

Seneca Employment Status

57.3%

Labor Force Participation

55.5%

Employment Rate

3.1%

Unemployment Rate

Seneca Place of Birth

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

66.26%

Born in Missouri

98.83%

Native Born

1.17%

Foreign Born

0.27%

Non Citizen

Place of Birth

98.83% of Seneca residents were born in the United States, with 66.26% having been born in Missouri. 0.27% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Year Population Growth Annual Growth Rate
20202,40490.38%
20192,39590.38%
20182,38660.25%
20172,38090.38%
20162,371110.47%
20152,36020.08%
20142,358-13-0.55%
20132,37120.08%
20122,36990.38%
20112,360210.90%
20102,3390.00%