Richland County, South Carolina Population 2020

Richland County, South Carolina's estimated population is 411,471 with a growth rate of 0.63% in the past year according to the most recent United States census data. Richland County, South Carolina is the 2nd largest county in South Carolina.

Year Population Growth Growth Rate
2018414,5763,1050.75%
2017411,4712,5580.63%
2016408,9132,9210.72%
2015405,9925,6311.41%
2014400,3613,5740.90%
2013396,7873,7860.96%
2012393,0013,7990.98%
2011389,2023,4450.89%
2010385,757100,03735.01%
1990285,72015,9855.93%
1980269,73535,86715.34%
1970233,86833,76616.87%
1960200,10257,53740.36%
1950142,56537,72235.98%
1940104,84317,17619.59%
193087,6679,54512.22%
192078,12222,97941.67%
191055,1439,55420.96%
190045,5898,76823.81%
189036,8218,24828.87%
188028,5735,54824.10%
187023,0254,71825.77%
186018,307-1,936-9.56%
185020,2433,84623.46%
184016,3971,62511.00%
183014,7722,45119.89%
182012,3213,29436.49%
18109,0272,93048.06%
18006,0972,16755.14%
17903,9300.00%

How Many People Live in Richland County, South Carolina?

411,471

Population by Race

Race Population Percentage
Black or African American190,40146.64%
White185,68345.48%
Two or More Races12,1342.97%
Asian11,4522.81%
Some Other Race7,4301.82%
American Indian and Alaska Native6860.17%
Native Hawaiian and Other Pacific Islander4770.12%

Richland County, South Carolina Population Pyramid 2020

Richland County, South Carolina Median Age

33.2


Total

31.4


Male

35


Female

Richland County, South Carolina Adults

There are 319,982 adults, (48,691 of whom are seniors) in Richland County, South Carolina.

Richland County, South Carolina Age Dependency

50.5

Age Dependency Ratio

17.9

Old Age Dependency Ratio

32.5

Child Dependency Ratio

Richland County, South Carolina Sex Ratio

Female

210,428

51.54%

Male

197,835

48.46%

Richland County, South Carolina Households and Families

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

Richland County, South Carolina Household Types

Type Owner Renter
Married81.5%18.5%
All58.8%41.2%
Non Family45.1%54.9%
Male44.5%55.5%
Female44%56%

58.8%

Rate of Home Ownership

Type Count Average Size Owned
All150,3092.5158.8
Non Family59,9341.3145.1
Married57,6543.2181.5
Female26,2513.5544
Male6,4703.1944.5

3.23

Average Family Size

2.51

Average Household Size

4.9%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Richland County, South Carolina Education

Education Attained Count Percentage
Less Than 9th Grade6,8242.68%
9th to 12th Grade15,9056.25%
High School Graduate57,09522.43%
Some College56,80122.31%
Associates Degree21,9478.62%
Bachelors Degree56,88322.34%
Graduate Degree39,14215.37%

Richland County, South Carolina Educational Attainment by Race

Name Total High School Bachelors
Black116,598102,80829,367
White116,288111,07758,757
Hispanic10,7287,9462,705
Asian6,8436,0933,696
Multiple Races4,4604,1841,549
Other Race4,1022,491767
Native American52447658
Islander29527215

The highest rate of high school graduation is among white people with a rate of 95.52%.

The highest rate of bachelors degrees is among asian people with a rate of 54.01%.

Name Average Male Female
Overall$36,374$41,192$32,326
Less Than High School$17,772$20,439$13,711
High School Grad$25,910$29,389$22,489
Some College$31,998$36,895$28,518
Bachelors Degree$48,051$57,481$39,768
Graduate Degree$56,894$68,739$51,971

$36,374

Average Earnings

$41,192

Average Male

$32,326

Average Female

Richland County, South Carolina Language

Richland County, South Carolina Language by Age

Richland County, South Carolina Language

91.51% of Richland County, South Carolina residents speak only English, while 8.49% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.86% of the population.

Richland County, South Carolina Poverty

Richland County, South Carolina Poverty by Race

Name Total In Poverty Poverty Rate
Black180,03037,06620.59%
White160,29316,49910.29%
Hispanic17,6464,46225.29%
Other7,1862,26631.53%
Multiple10,4202,10620.21%
Asian10,5341,92418.26%
Native65528743.82%
Islander418235.50%

16.30%

Overall Poverty Rate

14.90%

Male Poverty Rate

17.56%

Female Poverty Rate

Poverty in Richland County, South Carolina

The race most likely to be in poverty in Richland County, South Carolina is Native, with 43.82% below the poverty level.

The race least likely to be in poverty in Richland County, South Carolina is Islander, with 5.50% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.57%. Among those working part-time, it was 24.02%, and for those that did not work, the poverty rate was 24.95%.

Name Poverty
Less Than High School32.10%
High School17.17%
Some College11.27%
Bachelors or Greater4.99%

Richland County, South Carolina Income

Richland County, South Carolina Income by Household Type

Name Median Mean
Households$53,922$73,371
Families$70,258$90,553
Married Families$91,621$114,448
Non Families$34,749$45,400

Richland County, South Carolina Marital Status

Richland County, South Carolina Marital Status

Marriage Rates

37.8%

Overall Marriage Rate

40.2%

Male Marriage Rate

35.6%

Female Marriage Rate

Richland County, South Carolina Married by Age and Sex

Richland 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.

Richland County, South Carolina Marital Status by Race

Richland County, South Carolina Veterans

31,545

Number of Veterans

26,258

Male Veterans

5,287

Female Veterans

War Veterans
First Gulf War10,502
Second Gulf War9,532
Vietnam9,517
Korea1,470
World War II634

Richland County, South Carolina Veterans by Race

Name Veterans % of Total
Black15,39510.92%
White14,80810.05%
Hispanic1,23910.25%
2 or More66010.35%
Other3758.03%
Indian13224.09%
Asian1101.24%
Hawaiian6521.52%

Richland County, South Carolina Veterans by Education

7.09%

Veteran Poverty Rate

28.62%

Veteran Disability Rate

Richland County, South Carolina Employment Status

66.8%

Labor Force Participation

59.1%

Employment Rate

6.8%

Unemployment Rate

Richland County, South Carolina Place of Birth

Origin of Non Citizens

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

Origin of Naturalized Citizens

56.48%

Born in South Carolina

94.52%

Native Born

5.48%

Foreign Born

2.97%

Non Citizen

Place of Birth

94.52% of Richland County, South Carolina residents were born in the United States, with 56.48% having been born in South Carolina. 2.97% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Population of Cities in Richland County, South Carolina

City 2010 Census 2016 Estimated Growth Growth Rate
Columbia 13019213430941173.16%
Cayce 130651423311688.94%
Irmo 111201217710579.51%
Forest Acres10401105421411.36%
Blythewood 20623099103750.29%
Arcadia Lakes86186540.46%
Eastover813809-4-0.49%
  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