Seneca, Christian County, MO demographics:
population, income, and more

Total population
102
0.0% year-over-year change
Median household income
$63,750/yr
2.9% year-over-year change
Housing units
43
0.0% year-over-year change

Seneca population

How many people live in Seneca

Seneca is home to 102 residents, according to the most recent Census data. Gender-wise, 50% of Seneca locals are male, and 50% are female.

Total population
102
0.0% year-over-year change
Gender ratio
Male
50%
51
Female
50%
51
Value Percent YoY change
Male 51 50% 0.0%
Female 51 50% 0.0%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Seneca is 42, with the population distributed as follows: about 25.2% are children under 15, then 8.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 25.2% of the population, while another 28.2% fall into the 45 to 64 bracket. Finally, around 12.6% are 65 or older.

Median age
42
Age breakdown
Under 15
25.2%
15 to 24
8.7%
25 to 44
25.2%
45 to 64
28.2%
Over 65
12.6%
Value Percent YoY change
Under 15 26 25.2% 4.0%
15 to 24 9 8.7% -18.2%
25 to 44 26 25.2% 8.3%
45 to 64 29 28.2% 20.8%
Over 65 13 12.6% -27.8%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Seneca, 99% of the population are US-born citizens, while 1% have gained naturalized citizenship. There’s also a share of 2% that includes residents with two or more races.

Citizenship
U.S.-born citizens
99%
Non-U.S.-born citizens
1%
Non-citizens
0%
Value Percent YoY change
U.S.-born citizens 102 99% 1.0%
Non-U.S.-born citizens 1 1% 0.0%
Racial breakdown
White
98%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
2%
Other
0%
Value Percent
White 100 98%
Two or more races 2 2%

Households in Seneca

A peek inside Seneca households

Seneca has 37 households, with an average of 3 members in each. Of these, 81.1% are families, while the remaining 16.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
37
5.7% year-over-year change
Average people per household
3
Non-family households
6
Family households
30
Value Percent YoY change
Non-family households 6 16.2% 0.0%
Family households 30 81.1% 3.5%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Seneca

The housing landscape of Seneca

Seneca's housing consists of 43 units, with 83.7% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 16.3% of the housing landscape.

Housing units
43
0.0% year-over-year change
Housing types
Value Percent
1 unit, detached 36 83.7%
Mobile home 7 16.3%
Homes built since 2020
2
100.0% year-over-year change

The age of buildings in Seneca

In Seneca, the median construction year is 1984. Most development happened in the second half of the 20th century. Then, 14.3% of homes were added from 2000 to 2009, 2.4% between 2010 and 2019, and 4.8% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 3 7.1% 50.0%
Built between 1950 and 1959 6 14.3% -14.3%
Built between 1960 and 1969 3 7.1% 50.0%
Built between 1970 and 1979 5 11.9% 0.0%
Built between 1980 and 1989 11 26.2% -21.4%
Built between 1990 and 1999 5 11.9% 150.0%
Built between 2000 and 2009 6 14.3% -14.3%
Built between 2010 and 2019 1 2.4% 0.0%
Built in 2020 or later 2 4.8% 100.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Seneca occupancy rates

Out of the 37 occupied housing units in Seneca, 78.4% are owner-occupied, while 21.6% are lived in by tenants. Meanwhile, 14% of all homes on the local market sit vacant.

Occupied housing units
37
5.7% year-over-year change
Occupancy breakdown
Renter occupied
8
Owner occupied
29
Value Percent YoY
change
Renter occupied 8 21.6% 33.3%
Owner occupied 29 78.4% 3.6%
Unoccupied housing units
14.0%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Seneca housing costs

Housing costs in Seneca come to a median of $886 per month, while tenants specifically pay a median gross rent of $648.

Median housing costs per month
$886/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Seneca
$648/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Seneca

Seneca education at a glance

About 47.9% of the population in Seneca went to high school, while 18.3% pursued college studies. Another 12.7% earned an associate degree and 16.9% hold a bachelor’s. Meanwhile, 2.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 1 1.4% N/A
High school diploma 34 47.9% -10.5%
College diploma 13 18.3% 8.3%
Associate degree 9 12.7% 0.0%
Bachelor's degree 12 16.9% 20.0%
Graduate degree 2 2.8% 0.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Seneca

How much people earn in Seneca

The average annual household income in Seneca was $68,775 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -2.6% change from the previous year. At the same time, the median income stood at $63,750, reflecting a +2.9% shift over the same period.

Average household income in Seneca
$68,775/year
-2.6% year-over-year change
Median household income in Seneca
$63,750/year
2.9% year-over-year change

Seneca income by age

In Seneca, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $34,732. Those with someone between 45 and 64 in charge, often well established professionally, earn $112,804 overall. Overall, 83.5% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $34,732 N/A
45 - 64 $112,804 8.4%
Over 65 $58,472 -1.5%
Above poverty level
81
Below poverty level
16
Value Percent YoY
change
Above poverty level 81 83.5% 0.0%
Below poverty level 16 16.5% 14.3%

Employment in Seneca

Workforce and job types in Seneca

50% of the working population are employed in professional or administrative positions, while 50% are in hands-on or service-based jobs. Also, 14.3% run their own businesses, 52.4% are employed by private companies, and 31% work in the public sector.

Workforce demographics

White collar
21
Blue collar
21
Value Percent YoY change
White collar 21 50% 16.7%
Blue collar 21 50% 10.5%
Employer type
Self employees
14.3%
Private companies
52.4%
Governmental workers
31%
Not for profit companies
2.4%
Value Percent YoY change
Self employees 6 14.3% 0.0%
Private companies 22 52.4% 29.4%
Governmental workers 13 31% 8.3%
Not for profit companies 1 2.4% -50.0%

Transportation in Seneca

How people get around in Seneca

In Seneca, the average commute time is 3 minutes. Commuting methods vary: 97.6% of residents travel by personal vehicle and 2.4% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
3 min
0.0% year-over-year change
Means of transportation
Value Percent YoY change
Car 40 97.6% 14.3%
Walk 1 2.4% N/A
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Seneca by zipcode?

Zipcode Population Number of households Median income Average income
65657 361 86 $0 $75,507
65629 563 226 $63,750 $67,791

Explore more communities

FAQs about Seneca demographics 

What is the total population of Seneca?

Seneca has a total population of 102 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by 0.0% compared to a year ago.

What is the gender ratio in Seneca?

The gender ratio in Seneca is as follows:
  • 50% males (51 residents)
  • 50% females (51 residents)

What is the median age in Seneca?

The median age in Seneca is 42.

What is the age distribution of the population in Seneca?

The age distribution in Seneca is as follows:
  • Under 15: 25.2% (26 residents)
  • Ages 15-24: 8.7% (9 residents)
  • Ages 25-44: 25.2% (26 residents)
  • Ages 45-64: 28.2% (29 residents)
  • Over 65: 12.6% (13 residents)

What is the racial and ethnic makeup of Seneca?

The racial and ethnic makeup of Seneca is as follows:
  • White: 98% (100 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0% ( residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 2% (2 residents)
  • Other: 0% ( residents)

What percentage of the population in Seneca are U.S.-born citizens?

U.S.-born citizens represent 99% of the population in Seneca.

How many housing units are there in Seneca?

There are 43 housing units in Seneca, reflecting a 0.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Seneca and what is the average household size?

Seneca has a total of 37 households, with an average of 3 people in each.

What is the median household income in Seneca?

Seneca has a median household income of $63,750, representing a +2.9% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Seneca?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 50% (21 residents)
  • Blue-collar workers: 50% (21 residents)

Places of employment:
  • Self-employed: 14.3% (6 residents)
  • Private companies: 52.4% (22 residents)
  • Governmental workers: 31% (13 residents)
  • Not-for-profit companies: 2.4% (1 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025