Blenheim is a city located in Marlboro County South Carolina. Blenheim has a 2024 population of 108. Blenheim is currently declining at a rate of -0.92% annually and its population has decreased by -5.26% since the most recent census, which recorded a population of 114 in 2020.
The average household income in Blenheim is $74,727 with a poverty rate of 33.33%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Blenheim is 53.9 years, 56.3 years for males, and 53.5 years for females.
According to the most recent ACS, the racial composition of Blenheim was:
White
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Other race
Two or more races
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 30 | 2.1 | 46.7 | 53.3 |
| Married | 13 | 2.15 | 46.2 | 53.8 |
| Female | 9 | 3 | 33.3 | 66.7 |
| Non Family | 8 | 0 | 62.5 | 37.5 |
| Male | 0 | 0 | 0 | 0 |
2.5
Average Family Size
2.1
Average Household Size
46.7%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among black people with a rate of 100%.
The highest rate of bachelors degrees is among white people with a rate of 40.63%.
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
100% of Blenheim residents speak only English, while 0% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0% of the population.
rate
33.33%
Overall Poverty Rate
22.22%
Male Poverty Rate
41.67%
Female Poverty Rate
The race most likely to be in poverty in Blenheim is White, with 42.55% below the poverty level.
The race least likely to be in poverty in Blenheim is Black, with 6.25% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 18.18%. Among those working part-time, it was 0%, and for those that did not work, the poverty rate was 52.38%.
Married
Widowed
Divorced
Separated
NeverMarried
44.8%
Overall Marriage Rate
48.1%
Male Marriage Rate
41.9%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
0%
Veteran Disability Rate
LaborForceParticipation
61.1%
Labor Force Participation
53.7%
Employment Rate
0%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
87.3%
Born in Blenheim
100%
Native Born
0%
Foreign Born
0%
Non Citizen
0%
Naturalized
100% of Blenheim residents were born in the United States, with 87.3% having been born in South Carolina. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 100 | -2 | -1.96% |
| 2028 | 102 | -1 | -0.97% |
| 2027 | 103 | -2 | -1.9% |
| 2026 | 105 | -1 | -0.94% |
| 2025 | 106 | -2 | -1.85% |
| 2024 | 108 | -1 | -0.92% |
| 2023 | 109 | -2 | -1.8% |
| 2022 | 111 | -2 | -1.77% |
| 2021 | 113 | -1 | -0.88% |
| 2020 | 114 | -27 | -19.15% |
| 2019 | 141 | -1 | -0.7% |
| 2018 | 142 | -2 | -1.39% |
| 2017 | 144 | -1 | -0.69% |
| 2016 | 145 | -2 | -1.36% |
| 2015 | 147 | -2 | -1.34% |
| 2014 | 149 | 0 | 0% |
| 2013 | 149 | -1 | -0.67% |
| 2012 | 150 | -2 | -1.32% |
| 2011 | 152 | -2 | -1.3% |
| 2010 | 154 | 0 | 0% |