Marion County, South Carolina

8 cities & places have their primary county here.

Population: 28,900
Median household income: $34,501
Median home value: $86,800

Home to 28,900 residents, Marion County is one of South Carolina's counties. 8 cities and places have their primary county here. Its median household income of $34,501 runs below the South Carolina figure of $66,818.

Between 2019 and 2023, Marion County's population declined 7.7% from 31,308 to 28,900, while its median household income rose 7.6% from $32,063 to $34,501.

The median resident is 43.0 years old. The largest age group is 5 to 17, 17.2% of residents.

Demographics

ACS 2019–2023

Population: 28,900
Median age: 43.0 yrs
Median household income: $34,501
Median home value: $86,800
Median gross rent: $663
Housing units: 14,418
Homeownership rate: 62.2%
Bachelor's degree or higher: 13.8%
Unemployment rate: 5.9%

Trends

ACS 5-year · 2019–2023

Population

31,30828,900

Median household income

$32,063$34,501

Median home value

$76,700$86,800

Median gross rent

$594$663

Year	Population	Median household income	Median home value	Median gross rent
2019	31,308	$32,063	$76,700	$594
2020	30,954	$30,791	$81,800	$587
2021	29,585	$34,465	$82,100	$585
2022	29,212	$35,972	$90,200	$643
2023	28,900	$34,501	$86,800	$663

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.2%

5 to 1717.2%

18 to 247.7%

25 to 3410.8%

35 to 4412.0%

45 to 5412.1%

55 to 6413.8%

65 to 7413.5%

75 and over7.7%

	Count	Share
Under 5	1,517	5.2%
5 to 17	4,977	17.2%
18 to 24	2,221	7.7%
25 to 34	3,117	10.8%
35 to 44	3,472	12.0%
45 to 54	3,502	12.1%
55 to 64	3,990	13.8%
65 to 74	3,890	13.5%
75 and over	2,214	7.7%

Race & ethnicity

	Count	Share
White (non-Hispanic)	11,095	38.4%
Black or African American	16,101	55.7%
American Indian & Alaska Native	98	0.3%
Asian	42	0.1%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	18	0.1%
Two or more races	793	2.7%
Hispanic or Latino (any race)	753	2.6%

Educational attainment (age 25+)

No high school diploma16.0%

High school graduate48.9%

Some college or associate's21.4%

Bachelor's degree8.4%

Graduate or professional degree5.3%

	Count	Share
No high school diploma	3,230	16.0%
High school graduate	9,864	48.9%
Some college or associate's	4,310	21.4%
Bachelor's degree	1,702	8.4%
Graduate or professional degree	1,079	5.3%

Commute to work

Mean travel time to work: 29 min

Drove alone85.0%

Carpooled8.3%

Public transit0.0%

Walked1.0%

Bicycle0.0%

Worked from home4.5%

Other means1.2%

How workers get to work

	Count	Share
Drove alone	9,063	85.0%
Carpooled	885	8.3%
Public transit	0	0.0%
Walked	106	1.0%
Bicycle	0	0.0%
Worked from home	481	4.5%
Other means	129	1.2%

Travel time

	Count	Share
Under 15 min	2,574	25.3%
15 to 29 min	2,831	27.8%
30 to 44 min	2,727	26.8%
45 to 59 min	1,115	10.9%
60+ min	936	9.2%

Households

Average household size: 2.43
Poverty rate: 27.3% (7,807 of 28,578)

	Count	Share
Family households	6,595	55.9%
Nonfamily households	5,193	44.1%

Housing

Median year structure built: 1983

Occupancy

	Count	Share
Occupied	11,788	81.8%
Vacant	2,630	18.2%

Tenure (of occupied units)

	Count	Share
Owner-occupied	7,329	62.2%
Renter-occupied	4,459	37.8%

1-unit, detached55.9%

1-unit, attached0.4%

2 to 4 units6.2%

5 to 19 units1.6%

20 or more units0.0%

Mobile home & other35.9%

Units in structure

	Count	Share
1-unit, detached	8,057	55.9%
1-unit, attached	61	0.4%
2 to 4 units	889	6.2%
5 to 19 units	235	1.6%
20 or more units	1	0.0%
Mobile home & other	5,175	35.9%

Geography

County GEOID: 45067
State: South Carolina
Land area: 489 sq mi
Water area: 4.79 sq mi
Center point: 34.0836, -79.3540