HomeSouth CarolinaBarnwell CountyWilliston
Williston, South Carolina: commercial real estate data.
Williston is a Census town of 2,870 people across 8.95 square miles of land, in Barnwell County. Median household income is $39,484, 54.6 percent of occupied homes are owned, and the SBA record carries 1 7(a) approvals to borrowers here worth $15,000 since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Williston
What Williston is
- Census place typetown
- Land area8.95 sq mi
- Water area0.06 sq mi
- Population per square mile of land321
- County holding the largest share of its areaBarnwell County, 100.0 percent
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Williston
How many people live in Williston
- Population2,870
- Median age40.4 plus or minus 13.9
- Population under 18742 plus or minus 193
- Share under 1825.9 percent plus or minus 6.7
- Population 65 and over533 plus or minus 174
- Share 65 and over18.6 percent plus or minus 6.1
- Households1,227
- Family households648
- Share of households that are families52.8 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Williston
Income and work in Williston
- Median household income$39,484
- Per capita income$26,005
- Civilian labor force1,456
- Employed1,361
- Unemployed95 plus or minus 82
- Unemployment rate6.5 percent plus or minus 5.6
- Adults 25 and over1,975
- Adults 25 and over with a high school diploma or higher85.6 percent
- Adults 25 and over with a bachelor degree or higher18.6 percent plus or minus 7.3
- Adults 25 and over with a graduate degree2.1 percent plus or minus 2.2
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Williston
Housing in Williston
- Housing units1,416
- Occupied units1,227
- Vacant units189 plus or minus 98
- Vacancy rate13.3 percent plus or minus 6.7
- Owner occupied670 plus or minus 167
- Renter occupied557 plus or minus 169
- Ownership rate54.6 percent plus or minus 11.3
- Median owner-occupied home value$105,100 plus or minus $24,059
- Median gross rent, monthly$677
- Annual rent as a share of median income20.6 percent plus or minus 4.8
- Single family units744 plus or minus 153
- Share single family52.5 percent
- Units in buildings of two or more303 plus or minus 146
- Share in buildings of two or more21.4 percent plus or minus 9.8
- Mobile homes369 plus or minus 161
- Median year structure built1981
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Williston
How Williston gets to work
- Workers 16 and over who commute1,276
- Commuting under 15 minutes479 plus or minus 185
- Share commuting under 15 minutes37.5 percent plus or minus 13.3
- Commuting 30 minutes or more504 plus or minus 190
- Share commuting 30 minutes or more39.5 percent plus or minus 13.5
- Drove alone84.4 percent
- Carpooled2.6 percent plus or minus 3.1
- Public transport9.8 percent plus or minus 8.2
- Walked0.9 percent plus or minus 1.6
- Worked from home1.0 percent plus or minus 1.8
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Williston
SBA loans in Williston (7(a))
- Approvals1
- Gross approval$15,000
- Average approval$15,000
- Median approval$15,000
- Largest approval$15,000
- Jobs supported0
- Jobs per approval0.0
- Loans with a final outcome0
- Paid in full0
- Charged off0
- Median term120 months
- Share on real estate terms of 20 years or more0.0 percent
- Share to franchises0.0 percent
- Distinct lenders1
- Distinct industries by NAICS1
Counted by borrower city: approvals to borrowers whose address is in Williston, in any county, FY2020 to FY2026. Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Williston
Flood risk in Williston
- NFIP communityTown of Williston
- NFIP community number450272
- Participating in the NFIPNo
- Community Rating System classNone
- Currently effective map date07/21/26
The Town of Williston does not participate in the National Flood Insurance Program as community 450272 and carries no Community Rating System class, so no CRS premium discount applies to it.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Barnwell County, not Williston
Barnwell County context, not Williston figures
- Establishments in Barnwell County353
- Covered employment, Barnwell County4,864
- Average annual pay, Barnwell County$43,379
- Housing units permitted, Barnwell County17
Every figure in this section is published for Barnwell County as a whole and is not a measurement of Williston.
US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.
Coverage
What this page does not hold.
Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Common questions
Williston questions, answered from the record.
How many people live in Williston, South Carolina?
2,870, in 1,227 households. Williston town covers 8.95 square miles of land, which is 321 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Williston in?
Barnwell County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.
What is the median household income in Williston?
$39,484. The median owner-occupied home is valued at $105,100. Median gross rent is $677 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Williston businesses?
1 7(a) approvals totaling $15,000 since FY2020, across 1 lenders, median approval $15,000. These count approvals to borrowers whose address is in Williston, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Williston borrowers get paid back?
No rate is published for Williston. Only 0 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.
Is Williston in the National Flood Insurance Program?
No, it is listed but not participating. Williston appears in the FEMA Community Status Book as Williston, town of, community 450272, with no Community Rating System class, so no CRS discount applies. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page Williston figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Barnwell County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of Williston.
Is zoning published for Williston?
No. Nothing on this page presents parcel level zoning.
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