Blenheim

Population: 46
Median household income: $66,667
Median home value: $142,500

Blenheim, a community in Marlboro County, South Carolina, has 46 residents. Its median household income of $66,667 runs above the Marlboro County figure of $36,293.

Between 2019 and 2023, Blenheim's population declined 74.6% from 181 to 46, while its median home value rose 174.0% from $52,000 to $142,500.

The typical home was built around 1956. 11.6% of residents live below the poverty line.

Demographics

ACS 2019–2023

Population: 46
Median age: 35.2 yrs
Median household income: $66,667
Median home value: $142,500
Median gross rent: —
Housing units: 30
Homeownership rate: 86.4%
Bachelor's degree or higher: 25.7%
Unemployment rate: 0.0%

Trends

ACS 5-year · 2019–2023

Population

18146

Median household income

$51,458$66,667

Median home value

$52,000$142,500

Year	Population	Median household income	Median home value	Median gross rent
2019	181	$51,458	$52,000	—
2020	123	$35,833	$53,600	—
2021	96	$46,667	$78,300	$642
2022	63	—	—	—
2023	46	$66,667	$142,500	—

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

Age distribution

Under 50.0%

5 to 1723.9%

18 to 240.0%

25 to 3423.9%

35 to 4415.2%

45 to 544.3%

55 to 6415.2%

65 to 740.0%

75 and over17.4%

	Count	Share
Under 5	0	0.0%
5 to 17	11	23.9%
18 to 24	0	0.0%
25 to 34	11	23.9%
35 to 44	7	15.2%
45 to 54	2	4.3%
55 to 64	7	15.2%
65 to 74	0	0.0%
75 and over	8	17.4%

Race & ethnicity

	Count	Share
White (non-Hispanic)	35	76.1%
Black or African American	4	8.7%
American Indian & Alaska Native	6	13.0%
Asian	0	0.0%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	1	2.2%
Hispanic or Latino (any race)	0	0.0%

Educational attainment (age 25+)

No high school diploma0.0%

High school graduate31.4%

Some college or associate's42.9%

Bachelor's degree25.7%

Graduate or professional degree0.0%

	Count	Share
No high school diploma	0	0.0%
High school graduate	11	31.4%
Some college or associate's	15	42.9%
Bachelor's degree	9	25.7%
Graduate or professional degree	0	0.0%

Commute to work

Drove alone100.0%

Carpooled0.0%

Public transit0.0%

Walked0.0%

Bicycle0.0%

Worked from home0.0%

Other means0.0%

How workers get to work

	Count	Share
Drove alone	26	100.0%
Carpooled	0	0.0%
Public transit	0	0.0%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	0	0.0%
Other means	0	0.0%

Travel time

	Count	Share
Under 15 min	0	0.0%
15 to 29 min	5	19.2%
30 to 44 min	19	73.1%
45 to 59 min	2	7.7%
60+ min	0	0.0%

Households

Average household size: 2.09
Poverty rate: 11.6% (5 of 43)

	Count	Share
Family households	14	63.6%
Nonfamily households	8	36.4%

Housing

Median year structure built: 1956

Occupancy

	Count	Share
Occupied	22	73.3%
Vacant	8	26.7%

Tenure (of occupied units)

	Count	Share
Owner-occupied	19	86.4%
Renter-occupied	3	13.6%

1-unit, detached80.0%

1-unit, attached0.0%

2 to 4 units0.0%

5 to 19 units0.0%

20 or more units0.0%

Mobile home & other20.0%

Units in structure

	Count	Share
1-unit, detached	24	80.0%
1-unit, attached	0	0.0%
2 to 4 units	0	0.0%
5 to 19 units	0	0.0%
20 or more units	0	0.0%
Mobile home & other	6	20.0%

Geography

Place GEOID: 4506850
Type (LSAD): 43
Land area: 0.65 sq mi
Water area: 0 sq mi
Center point: 34.5098, -79.6525