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Barnwell County, South Carolina

Barnwell, SC land: flood and parcels

2,727 parcels

On the county tax roll

Map data Oct 17, 2026

  • In a FEMA flood zone4.4%special flood hazard area

South Carolina 2026 taxes: due by January 15, 2027.

Sources & method

South Carolina Code of Laws 12-45-70, 12-45-180 and 12-60-2510. Checked Oct 20, 2026.

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Our map has no zoning layer for Barnwell yet. Ask the city's or Barnwell County's planning office which zoning applies to a parcel.

Around Barnwell

Flood zones and wetlands

  • FEMA flood zone (A or V)4.4%
  • Parcels at least 25% wetland3.9%

Recorded flood claims in Barnwell

Fewer than 10 insured flood claims were recorded in and around Barnwell since 1978.

Sources & method

FEMA counts claims on buildings with NFIP flood insurance, so land without an insured building never shows here. Claims counted from 1978 to Sep 2026.

Source: OpenFEMA NFIP Redacted Claims v3, as of Sep 2026.

Counted in the 3 census block groups that lie mostly inside Barnwell, so the edges may reach past the town line.

People and new homes in Barnwell

About 4,619 people live in Barnwell, and 5 new homes were permitted in 2025.

  • Population4,619July 2025 estimate, −0.6% since 2020
  • Median household income$52,0062020–2024 average, ±$9,911
  • New homes permitted52025, 5 single-family; 4 in 2021
Sources & method

U.S. Census Bureau, Population Estimates Program, Vintage 2025 (May 2026); U.S. Census Bureau, American Community Survey 2020-2024 5-year (B19013) (Jan 2026); U.S. Census Bureau, Building Permits Survey (Sep 2026).

South Carolina land market report

Typical lot sizeThe typical lot, from the roll

The median parcel in Barnwell is 0.40 acre (2,727 parcels with a size).

Acres from each parcel's own outline (the state's parcel layer carries no deeded acres). Condominium units that share one point (each carrying the whole complex's acres) are left out of the lot sizes.

Land parcels in BarnwellLand and farm parcels to start with
Nearby townsTowns around it
Questions about Barnwell landAnswers from the public records
How many parcels are in Barnwell, SC?

2,727 parcels on the SC Revenue and Fiscal Affairs Office statewide parcel layer for Barnwell County (last edited Sep 2026, pulled Oct 2026) inside the Census Bureau's boundary for Barnwell, which can differ from its own limits at the edges, covering 4,496 acres.

Is vacancy verified in Barnwell, SC?

Barnwell County's parcels come from the state's parcel layer, which carries no land-use class or building record, so we don't call any Barnwell County parcel vacant.

What is the typical lot size in Barnwell?

The median parcel is 0.40 acre, from 2,727 parcels with a recorded size.

How much of Barnwell is in a flood zone?

4.4% of parcels are in a FEMA special flood hazard area (National Flood Hazard Layer, as of Sep 2026). Check each parcel's own flood line before you buy.

Are there wetlands in Barnwell?

3.9% of parcels are a quarter or more wetland on the USFWS National Wetlands Inventory, a mapping guide, not a legal delineation.

What is Barnwell zoned?

Our map has no zoning layer for Barnwell yet. Ask the city's or Barnwell County's planning office which zoning applies to a parcel.

Are there land prices for Barnwell?

No land-price range is shown for Barnwell yet. We have no sale-price file for Barnwell County yet.

How many people live in Barnwell?

About 4,619 (Census estimate for July 1, 2025), −0.6% since 2020.

How many new homes are being built in Barnwell?

Building permits authorized 5 new housing units in 2025 (Census Building Permits Survey).

Where does this data come from?

Parcels: SC Revenue and Fiscal Affairs Office statewide parcel layer. Flood: FEMA National Flood Hazard Layer. Wetlands: USFWS National Wetlands Inventory. Towns: U.S. Census places. Every figure is counted from those files on our map.

More in Barnwell CountyIts other towns
About these numbersSources, dates and how these figures are built

What Groundwork can price in Barnwell

No price estimate in South Carolina yet.

Sources

Parcels: SC Revenue and Fiscal Affairs Office statewide parcel layer (layer last edited Sep 2026, pulled Oct 2026); flood: FEMA National Flood Hazard Layer (as of Sep 2026); wetlands: USFWS National Wetlands Inventory (as of Oct 2026); town limits: U.S. Census Bureau TIGER/Line places; counted on our map built Oct 2026.

This product uses the Federal Emergency Management Agency's OpenFEMA API, but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data.

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