Dorchester County, South Carolina
Dorchester County covers 568 sq mi of land and has about 167,201 residents. 10 zip codes lie mainly within it, spread across 7 cities and towns. Zip codes that only partly reach into the county are listed on each zip's own page.
Population
167,201
294/sq mi
Median household income
$78K
U.S. $81K
Median home value
$329K
U.S. $333K
Median rent
$1,463
U.S. $1,413
Median age
38
U.S. 38.9
Poverty rate
11.4%
U.S. 12.5%
Cities and towns
Zip codes in Dorchester County
10 total
| Zip | City | Type | Population | IncomeMedian income |
|---|---|---|---|---|
| 29420 | North Charleston | 23,959 | $72,661 | |
| 29437 | Dorchester | 2,281 | $61,821 | |
| 29447 | Grover · PO box | — | — | |
| 29448 | Harleyville | 1,997 | $71,967 | |
| 29471 | Reevesville | 1,135 | $38,500 | |
| 29472 | Ridgeville | 12,722 | $75,325 | |
| 29477 | Saint George | 7,176 | $53,894 | |
| 29483 | Summerville | 59,186 | $85,750 | |
| 29484 | Summerville · PO box | — | — | |
| 29485 | Summerville | 58,507 | $82,987 |
Dorchester County at a glance
Compared with the U.S.
Household income distribution
<$25k
12%
$25–50k
17%
$50–75k
19%
$75–100k
14%
$100–150k
18%
$150–200k
11%
$200k+
9%
Highest education (adults 25+)
No diploma
8%
High school
27%
Some college
24%
Associate's
11%
Bachelor's
18%
Graduate
11%
How people get to work
Drove alone
78%
Carpooled
8%
Transit
0.2%
Walked
0.8%
Bicycle
0.3%
Worked from home
11%
Other
1%
At a glance
| Dorchester | U.S. | |
|---|---|---|
| Own their home | 75.5% | 65.2% |
| Bachelor's degree or higher | 29.8% | 35.7% |
| Work from home | 11.2% | 15.1% |
| Households with broadband | 91.6% | 91% |
| Without health insurance | 10.2% | 8.4% |
| Foreign-born | 5.5% | 14.1% |
| Veterans (of adults) | 11.8% | 6.2% |
| Unemployment | 4.9% | 5.2% |
| Average commute | 31.3 min | 26.4 min |