Seneca, SC Demographics

What is the population of Seneca?

There are 8,910 residents in Seneca, with a median age of 39. Of this, 44.39% are males and 55.61% are females. US-born citizens make up 96.84% of the resident pool in Seneca, while non-US-born citizens account for 1.59%. Additionally, 1.57% of the population is represented by non-citizens. A total of 6,994 people in Seneca currently live in the same house as they did last year.
Y-o-Y Change
Total Population 8,910 0.9%
Male Population 3,955 -1.0%
Female Population 4,955 2.4%
Male Population 44.39%
Female Population 55.61%
Y-o-Y Change
Median Age 39 -11.4%
Citizen U.S. Born 8,628 0.8%
Citizen not U.S. Born 142 -18.9%
Not Citizen 140 34.6%
Citizen U.S. Born 96.84%
Citizen not U.S. Born 1.59%
Not Citizen 1.57%
Y-o-Y Change
Moved from Abroad 34 0.0%
Moved from Same County 1,000 5.0%
Moved from Same State 141 -21.7%
Moved from Different State 691 -1.6%
Same House as Last Year 6,994 0.6%
Moved from Abroad 0.38%
Moved from Same County 11.29%
Moved from Same State 1.59%
Moved from Different State 7.8%
Same House as Last Year 78.94%

What are the employment statistics in Seneca?

White-collar workers make up 74.93% of the working population in Seneca, while blue-collar employees account for 25.07%. There are also 772 entrepreneurs in Seneca (9.41% of the workforce); 5,400 workers employed in private companies (65.84%); and 1,040 people working in governmental institutions (12.68%).
Y-o-Y Change
White Collar 6,146 115.3%
Blue Collar 2,056 100.2%
White Collar 74.93%
Blue Collar 25.07%
Y-o-Y Change
Self Employees 772 257.4%
Private Companies 5,400 94.6%
Governmental Workers 1,040 154.9%
Not for Profit Companies 990 105.0%
Self Employees 9.41%
Private Companies 65.84%
Governmental Workers 12.68%
Not for Profit Companies 12.07%

How many households are there in Seneca?

There are a total of 3,995 households in Seneca, each made up of around 2 members. Family establishments represent 60.33% of these Seneca households, while non-family units account for the remaining 39.67%. Additionally, 25.58% of households have children and 74.42% of households are without children.
Y-o-Y Change
Total households 3,995 1.0%
Average People per Household 2 -9.1%
Family Households 2,410 11.9%
Non-Family Households 1,585 -11.9%
Family Households 60.33%
Non-Family Households 39.67%
Y-o-Y Change
Households with Children 1,022 24.2%
Households without Children 2,973 -5.0%
Households with Children 25.58%
Households without Children 74.42%

What are the median and average incomes in Seneca?

The average annual household income in Seneca is $71,502, while the median household income sits at $52,207 per year. Residents aged 25 to 44 earn $49,175, while those between 45 and 64 years old have a median wage of $71,480. In contrast, people younger than 25 and those older than 65 earn less, at $31,315 and $47,419, respectively.
Y-o-Y Change
Average Household Income $71,502 6.8%
Median Household Income $52,207 8.5%
People below Poverty Level 1,656 13.0%
People above Poverty Level 7,151 -2.0%

How many homeowners and renters are there in Seneca?

There are 4,420 housing units in Seneca, and the median year in which these properties were built is 1980. Of the 3,995 occupied housing units in Seneca, 52.72% are owner-occupied, while 47.28% have renters living in them. Meanwhile, properties bought with mortgages account for 59.21% of the units, and the median value of a home with a mortgage is $219,300. In general, housing costs reach $810 per month in Seneca.
Y-o-Y Change
Housing Units 4,420 3.1%
Median Year Built 1980 0.1%
Built in 1939 or Earlier 333 -11.2%
Built between 1940 and 1949 285 -21.1%
Built between 1950 and 1959 189 -29.2%
Built between 1960 and 1969 556 -16.6%
Built between 1970 and 1979 890 32.2%
Built between 1980 and 1989 449 2.3%
Built between 1990 and 1999 451 7.6%
Built between 2000 and 2009 534 -15.4%
Built between 2010 and 2019 673 56.9%
Built in 2020 or Later 60 140.0%
Y-o-Y Change
Occupied Housing Units 3,995 1.0%
Owner Occupied 2,106 -4.8%
Renter Occupied 1,889 8.4%
Owner Occupied 52.72%
Renter Occupied 47.28%
Y-o-Y Change
With Mortgage 1,247 5.0%
Without Mortgage 859 -16.1%
Median Value with Mortgage $219,300 12.6%
Median Value without Mortgage $229,300 9.6%
Median Housing Costs per Month $810 17.9%
With Mortgage 59.21%
Without Mortgage 40.79%

What is the level of education in Seneca?

Approximately 40.77% of the population in Seneca holds a high school degree (that's 2,985 residents), while 18.84% have attained a college certificate (1,379 locals) and 18.17% have a bachelor's degree (1,330 people).
Y-o-Y Change
No High School 141 -51.5%
Some High School 2,985 7.5%
Some College 1,379 -42.5%
Associate Degree 811 -4.4%
Bachelor's Degree 1,330 5.9%
Graduate Degree 675 26.9%
No High School 1.93%
Some High School 40.77%
Some College 18.84%
Associate Degree 11.08%
Bachelor's Degree 18.17%
Graduate Degree 9.22%

What is the marital status of Seneca residents?

A total of 2,718 people in Seneca have never been married (which represents 36.25% of the total population), while 3,287 of them are wedded (43.84%). Separated and divorced residents are in smaller numbers, at 213 (2.84%) and 907 (12.1%), respectively.
Y-o-Y Change
Never Married 2,718 6.9%
Married 3,287 2.7%
Separated 213 -2.7%
Widowed 585 -16.4%
Divorced 907 -15.8%
Never Married 36.25%
Married 43.84%
Separated 2.84%
Widowed 7.8%
Divorced 12.1%

What are the most common means of transportation in Seneca?

The top three means of transportation people in Seneca use to get to work are: car, walking and bicycle.
Y-o-Y Change
Car 3,866 6.2%
Walk 70 -14.6%

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

ZipCode Population Number of Households Median Income Average Income
29672 12,364 5,181 $87,521 $129,765
29678 23,507 10,311 $49,699 $69,022

Methodology & Disclaimers

Demographic data shown in this section was gathered from the latest U.S. Census Bureau release, the 2023 American Community Survey. The information is updated yearly, as soon as new data is made available by the US Census Bureau.
No representation, guarantee or warranty is made as to the accuracy or completeness of information modified or aggregated for specific neighborhoods and/or zip codes.