Dorchester County Population 2018

Dorchester County's estimated population is 156,456 with a growth rate of 1.94% in the past year according to the most recent United States census data. Dorchester County is the 12th largest county in South Carolina.

Year Population Growth Growth Rate
2017156,4562,9851.94%
2016153,471970.06%
2015153,3744,1282.77%
2014149,2463,2152.20%
2013146,0312,9392.05%
2012143,0922,4781.76%
2011140,6143,1482.29%
2010137,46654,40665.50%
199083,06024,29941.35%
198058,76126,48582.06%
197032,2767,89332.37%
196024,3831,7827.88%
195022,6012,67313.41%
194019,9289725.13%
193018,956-503-2.58%
192019,4591,5688.76%
191017,8911,5979.80%
190016,2940.00%

Dorchester County Population Growth

Population Data via

Dorchester County Race Data

Race Population Percentage
White105,19467.24%
Black or African American39,16325.03%
Two or More Races4,0722.60%
Asian2,8271.81%
American Indian and Alaska Native1,0620.68%
Native Hawaiian and Other Pacific Islander2180.14%

Dorchester County Population Pyramid

0k1k2k3k4k5k6k Male Population0k1k2k3k4k5k6k Female Population8580757065605550454035302520151050
Data Sources
  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