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Where am ILOCATED

Fairfield County, South Carolina

Fairfield County, South Carolina, has 20,340 residents (July 2025 estimate). Its county seat is Winnsboro. It uses Eastern Time and covers 686 sq mi (1,778 km²) of land.

CharlestonColumbiaNorth Charleston
Fairfield County in South Carolina
BlythewoodWinnsboroRidgewayJenkinsville
Fairfield County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
20,340
Land area
686 sq mi (1,778 km²)
County seat or government
Winnsboro
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$47,885 ± $4,289
Median home value
$151,200 ± $19,395
Median rent, with utilities
$938 ± $61
Homes lived in by their owners
74.6% ± 2.9 points
County type
County
Metro or micro area
Columbia, SC metro areaOutlying county
Water area
23.6 sq mi (61 km²)
State
South Carolina
County code (FIPS)
45039
Coordinates (central point)
34.395669, -81.127001
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Fairfield County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/New_YorkUTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 2904531,372 people
  2. 2901630,454 people
  3. 2918011,730 people
  4. 291306,252 people
  5. 290553,924 people
  6. 290311,617 people
  7. 290141,595 people
  8. 290151,255 people
  9. 29065605 people

9 ZIP Code areas overlap Fairfield County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

School districts in Fairfield County, largest first

  1. Fairfield County School District20,550 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Blythewood, South Carolina (town)5,731 people
  2. Winnsboro, South Carolina (town)3,322 people
  3. Winnsboro Mills, South Carolina (CDP)1,535 people
  4. Ridgeway, South Carolina (town)261 people
  5. Jenkinsville, South Carolina (town)69 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Chester County, South Carolina20 mi north
  2. Newberry County, South Carolina28 mi west
  3. Richland County, South Carolina29 mi southeast
  4. Kershaw County, South Carolina31 mi east
  5. Lancaster County, South Carolina31 mi northeast
  6. Union County, South Carolina34 mi northwest

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.