County · South Carolina
Dillon County, South Carolina
Dillon County, South Carolina. Dillon County had 27,458 residents in 2025 by the Census Bureau's estimate, down 3.0% since 2020, while South Carolina grew 8.8%. It holds 7 places (3 cities, villages and boroughs and 4 census-designated) and 9 census tracts. GEOID 45033.
Residents, July 2025 estimate
27,458
Census Bureau estimate (no margin published)
2020 Census count: 28,292 · ACS 2020-2024: 27,862
Median household income
$46,605
±$2,235 (90% margin)
South Carolina: $69,324
Median home value
$85,400
±$9,433 (90% margin)
South Carolina: $259,000
Median gross rent
$679
±$52 (90% margin)
South Carolina: $1,180
How many people live in Dillon County, and is it growing?
The 2020 Census counted 28,292 residents in Dillon County. The Census Bureau estimates 27,458 for July 1, 2025, down 3.0% since 2020, while South Carolina grew 8.8%. The 2020-2024 American Community Survey puts the population at 27,862 over 405 square miles of land.
| Measure | Dillon County | South Carolina | Change since 2015-2019 |
|---|---|---|---|
| Total population | 27,862 | 5,296,225 | −2,827 |
| Households | 10,829±315 | 2,117,989 | no clear change |
| Average household size | 2.54±0.07 | 2.44 | −0.21 |
| Housing units | 12,914±53 | 2,443,039 | −853 |
Dillon County's population since 2000
From 30,722 in 2000 to 27,458 in 2025: down 10.6%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Dillon County?
Dillon County holds 7 places: 3 cities, villages and boroughs (incorporated places) and 4 census-designated places. The largest is Dillon with 6,227 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Dillon County?
The median resident of Dillon County is 38.2 years old; 25.3% are under 18 and 18.0% are 65 or older. The largest group is non-Hispanic Black residents at 45.3%, then non-Hispanic white residents at 44.5%. 1.4% of residents were born outside the United States.
| Measure | Dillon County | South Carolina | Change since 2015-2019 |
|---|---|---|---|
| Median age | 38.2±1.3 | 40.2 | no clear change |
| Under 18 years | 25.3% | 21.4% | – |
| 65 years and over | 18.0%±0.2 pts | 18.9% | – |
| Hispanic or Latino (any race) | 3.5% | 7.4% | +0.7 pts |
| White alone, not Hispanic | 44.5%±0.1 pts | 61.9% | −1.1 pts |
| Black or African American alone, not Hispanic | 45.3%±1.6 pts | 24.6% | −2.4 pts |
| Asian alone, not Hispanic | 0.0%±0.1 pts | 1.7% | – |
| American Indian and Alaska Native alone, not Hispanic | 2.0%±0.3 pts | 0.2% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.2 pts | 0.0% | – |
| Two or more races, not Hispanic | 4.7%±1.7 pts | 3.7% | – |
| Some other race alone, not Hispanic | 0.0%±0.1 pts | 0.5% | – |
| Born outside the United States | 1.4%±0.3 pts | 5.8% | −0.9 pts |
| Speak a language other than English at home (age 5+) | 3.3%±0.6 pts | 8.4% | – |
| Civilian veterans (age 18+) | 4.8%±1.1 pts | 8.3% | – |
| With a disability | 17.4%±1.9 pts | 14.6% | – |
| No health insurance coverage | 12.5%±1.7 pts | 9.6% | no clear change |
| High school graduate or higher (age 25+) | 80.8%±2.2 pts | 90.1% | – |
| Bachelor's degree or higher (age 25+) | 13.8%±2.0 pts | 32.1% | +2.7 pts |
| Graduate or professional degree (age 25+) | 5.5%±1.2 pts | 12.3% | – |
| Moved from another state in the past year | 1.8%±1.5 pts | 3.7% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Dillon County earn?
Half of Dillon County's 10,829 households earn less than $46,605 a year (±$2,235), against $69,324 in South Carolina. In 2015-2019 the median was $37,920 in 2024 dollars, so it rose by $8,685 after inflation. 27.7% of residents live below the poverty line.
| Measure | Dillon County | South Carolina | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $46,605±$2,235 | $69,324 | +$8,685 |
| Mean household income | $60,876±$3,888 | $95,567 | – |
| Per capita income | $24,278±$1,320 | $39,236 | +$2,612 |
| People below the poverty line | 27.7%±3.2 pts | 14.1% | −4.9 pts |
| Children under 18 below the poverty line | 41.4%±7.3 pts | 19.4% | no clear change |
| Households receiving SNAP | 24.0%±3.4 pts | 10.5% | – |
| Households with a broadband subscription | 70.4%±3.8 pts | 88.8% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Dillon County?
Owners occupy 64.7% of Dillon County's occupied homes and renters 35.3%. The median owner-occupied home is valued at $85,400 by its owner (±$9,433). The median renter pays $679 a month including utilities, and 37.0% of renters pay 35% or more of their income on rent.
| Measure | Dillon County | South Carolina | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $85,400±$9,433 | $259,000 | −$12,194 |
| Median gross rent | $679±$52 | $1,180 | no clear change |
| Renters paying 35% or more of income on rent | 37.0%±8.1 pts | 42.8% | −13.3 pts |
| Median monthly owner costs, with a mortgage | $1,172±$166 | $1,529 | – |
| Owner-occupied homes | 64.7%±3.4 pts | 71.9% | +5.3 pts |
| Housing units | 12,914±53 | 2,443,039 | −853 |
| Homeowner vacancy rate | 1.0%±0.9 pts | 0.9% | – |
| Rental vacancy rate | 6.8%±4.0 pts | 8.3% | – |
| Single-family detached homes | 53.8%±3.8 pts | 64.5% | – |
| Mobile homes | 36.8%±3.4 pts | 14.2% | – |
| Built 2020 or later | 1.4%±0.7 pts | 3.7% | – |
| Built 1939 or earlier | 6.4%±1.5 pts | 3.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Dillon County building?
Builders took permits for 41 new housing units across Dillon County in 2025 (41 single-family), 1.5 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Dillon County get to work?
80.1% of Dillon County's workers drive alone and 4.0% work from home. The average trip to work takes 26.2 minutes. The unemployment rate in 2020-2024 averaged 9.0%.
| Measure | Dillon County | South Carolina | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 56.7%±2.5 pts | 60.5% | – |
| Unemployment rate | 9.0%±1.9 pts | 4.9% | no clear change |
| Drove alone to work | 80.1%±4.0 pts | 76.3% | – |
| Carpooled | 14.2%±3.8 pts | 8.5% | – |
| Public transportation | 0.0%±0.1 pts | 0.4% | – |
| Walked | 0.7%±0.5 pts | 1.6% | – |
| Worked from home | 4.0%±1.5 pts | 11.5% | no clear change |
| Mean travel time to work | 26.2 min±1.9 | 25.6 min | +3.0 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Dillon County's census tracts?
Dillon County is divided into 9 census tracts. Among those with a reliable estimate, median household income runs from $28,024 (Tract 9704.01) to $64,450 (Tract 9703.01).
| Tract 970145033970100 | 2,974±339 | $45,774 |
|---|---|---|
| Tract 970245033970200 | 4,866±844 | $51,477 |
| Tract 9703.0145033970301 | 2,762±411 | $64,450 |
| Tract 9703.0245033970302 | 2,421±383 | $33,665 |
| Tract 9704.0145033970401 | 2,232±428 | $28,024 |
| Tract 9704.0245033970402 | 1,898±390 | $51,293 |
| Tract 970545033970500 | 3,578±558 | $49,334 |
| Tract 9706.0145033970601 | 2,441±307 | $41,425 |
| Tract 9706.0245033970602 | 4,690±585 | $47,985 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Dillon County compare with South Carolina's other counties?
| Measure | Rank |
|---|---|
| Population | 33rd of 46 |
| Growth 2020-2025 | 39th of 46 |
| Residents per square mile | 25th of 46 |
| Median household income | 37th of 46 |
| Median home value | 44th of 46 |
| Median gross rent | 44th of 46 |
| Poverty rate | 4th of 46 |
| Bachelor's degree or higher | 42nd of 46 |
| Median age | 40th of 46 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Dillon County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.