Allendale County, South Carolina Population 2020

Allendale County, South Carolina's estimated population is 8,707 with a growth rate of -1.11% in the past year according to the most recent United States census data. Allendale County, South Carolina is the 46th largest county in South Carolina.

Year Population Growth Growth Rate
20208,707-98-1.11%
20198,805-98-1.10%
20188,903-98-1.09%
20179,001-47-0.52%
20169,048-372-3.95%
20159,420-280-2.89%
20149,700-124-1.26%
20139,824-158-1.58%
20129,982-251-2.45%
201110,233-121-1.17%
201010,354-1,368-11.67%
199011,7221,0229.55%
198010,7001,00810.40%
19709,692-1,670-14.70%
196011,362-411-3.49%
195011,773-1,267-9.72%
194013,040-254-1.91%
193013,294-2,804-17.42%
192016,0980.00%
2020 Growth Rate
-1.11%
County Website
Founded
1919
County Seat
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Allendale County, South Carolina Population Growth

Population by Race

Race Population Percentage
Black or African American6,97475.69%
White2,16523.50%
Two or More Races360.39%
American Indian and Alaska Native300.33%
Asian60.07%
Native Hawaiian and Other Pacific Islander30.03%
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Allendale County, South Carolina Population Pyramid 2020

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Allendale County, South Carolina Median Age

40.2


Total

36.8


Male

46.7


Female

Allendale County, South Carolina Adults

There are 7,464 adults, (1,691 of whom are seniors) in Allendale County, South Carolina.

Allendale County, South Carolina Age Dependency

59.6

Age Dependency Ratio

29.3

Old Age Dependency Ratio

30.3

Child Dependency Ratio

Allendale County, South Carolina Sex Ratio

Female

4,301

46.68%

Male

4,913

53.32%

Allendale County, South Carolina Households and Families

Allendale County, South Carolina Renter vs Owner Occupied by Household Type

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Allendale County, South Carolina Household Types

Type Owner Renter
Married81.7%18.3%
Male76.4%23.6%
All67.3%32.7%
Non Family64.3%35.7%
Female49.7%50.3%

67.3%

Rate of Home Ownership

Type Count Average Size Owned
All3,3502.467.3
Non Family1,3991.164.3
Married1,0703.2181.7
Female7203.4449.7
Male1613.6976.4

3.27

Average Family Size

2.4

Average Household Size

2.4%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

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Allendale County, South Carolina Education

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Education Attained Count Percentage
Less Than 9th Grade5388.30%
9th to 12th Grade90613.98%
High School Graduate2,84943.95%
Some College1,10817.09%
Associates Degree4727.28%
Bachelors Degree4867.50%
Graduate Degree1231.90%
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Allendale County, South Carolina Educational Attainment by Race

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Name Total High School Bachelors
Black4,5573,436334
White1,7661,517267
Hispanic116542
Native American307
Multiple Races2727
Asian666
Islander33

The highest rate of high school graduation is among asian people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 100.00%.

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Name Average Male Female
Overall$25,369$26,059$25,086
Less Than High School$20,104$$
High School Grad$22,424$28,352$18,391
Some College$24,167$20,060$26,627
Bachelors Degree$36,250$73,813$33,792
Graduate Degree$45,774$61,635$41,875

$25,369

Average Earnings

$26,059

Average Male

$25,086

Average Female

Allendale County, South Carolina Language

Allendale County, South Carolina Language by Age

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Allendale County, South Carolina Language

97.84% of Allendale County, South Carolina residents speak only English, while 2.16% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.20% of the population.

Allendale County, South Carolina Poverty

Allendale County, South Carolina Poverty by Race

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Name Total In Poverty Poverty Rate
Black6,3422,08232.83%
White1,622895.49%

26.82%

Overall Poverty Rate

26.22%

Male Poverty Rate

27.36%

Female Poverty Rate

Poverty in Allendale County, South Carolina

The race most likely to be in poverty in Allendale County, South Carolina is Black, with 32.83% below the poverty level.

The race least likely to be in poverty in Allendale County, South Carolina is White, with 5.49% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.80%. Among those working part-time, it was 41.12%, and for those that did not work, the poverty rate was 28.72%.

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Name Poverty
Less Than High School27.53%
Some College26.25%
High School18.07%
Bachelors or Greater5.69%
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Name Poverty
Female Unemployed83.02%
Male Unemployed38.17%
Female Employed15.00%
Male Employed11.17%

Allendale County, South Carolina Income

Allendale County, South Carolina Income by Household Type

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Name Median Mean
Households$24,560$38,401
Families$38,523$50,669
Married Families$63,421-
Non Families$14,512$20,598
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Allendale County, South Carolina Marital Status

Allendale County, South Carolina Marital Status

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Marriage Rates

31.3%

Overall Marriage Rate

31.4%

Male Marriage Rate

31.3%

Female Marriage Rate

Allendale County, South Carolina Married by Age and Sex

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Allendale County, South Carolina Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Allendale County, South Carolina Marital Status by Race

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Allendale County, South Carolina Veterans

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518

Number of Veterans

493

Male Veterans

25

Female Veterans

War Veterans
First Gulf War148
Vietnam99
Second Gulf War23
World War II7
Korea
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Age Group Veterans
35 to 54280
55 to 64132
65 to 7483
75+23
18 to 34
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Name Veterans % of Total
Black3025.53%
White21010.85%
Hispanic97.76%
2 or More311.11%
Hawaiian3100.00%

Allendale County, South Carolina Veterans by Education

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25.50%

Veteran Poverty Rate

32.75%

Veteran Disability Rate

Allendale County, South Carolina Employment Status

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44%

Labor Force Participation

36.8%

Employment Rate

16.4%

Unemployment Rate

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Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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81.42%

Born in South Carolina

99.08%

Native Born

0.92%

Foreign Born

0.84%

Non Citizen

0.09%

Naturalized

Place of Birth

99.08% of Allendale County, South Carolina residents were born in the United States, with 81.42% having been born in South Carolina. 0.84% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990