HomeSouth CarolinaEdgefield CountyJohnston
Johnston, South Carolina: commercial real estate data.
Johnston is a Census town of 2,132 people across 2.62 square miles of land, in Edgefield County. Median household income is $34,412, 63.1 percent of occupied homes are owned.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Johnston
What Johnston is
- Census place typetown
- Land area2.62 sq mi
- Water area0.09 sq mi
- Population per square mile of land813 plus or minus 183
- County holding the largest share of its areaEdgefield 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.
Johnston
How many people live in Johnston
- Population2,132 plus or minus 480
- Median age46.9 plus or minus 10.2
- Population under 18443 plus or minus 152
- Share under 1820.8 percent plus or minus 5.4
- Population 65 and over648 plus or minus 178
- Share 65 and over30.4 percent
- Households1,002 plus or minus 209
- Family households486 plus or minus 143
- Share of households that are families48.5 percent plus or minus 10.1
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Johnston
Income and work in Johnston
- Median household income$34,412 plus or minus $12,067
- Per capita income$25,133
- Civilian labor force744 plus or minus 231
- Employed680 plus or minus 221
- Unemployed64 plus or minus 64
- Unemployment rate8.6 percent plus or minus 8.2
- Adults 25 and over1,593 plus or minus 323
- Adults 25 and over with a high school diploma or higher82.9 percent
- Adults 25 and over with a bachelor degree or higher14.9 percent plus or minus 7.6
- Adults 25 and over with a graduate degree9.6 percent plus or minus 7.1
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Johnston
Housing in Johnston
- Housing units1,160
- Occupied units1,002 plus or minus 209
- Vacant units158 plus or minus 100
- Vacancy rate13.6 percent plus or minus 8.2
- Owner occupied632 plus or minus 149
- Renter occupied370 plus or minus 160
- Ownership rate63.1 percent
- Median owner-occupied home value$106,600 plus or minus $40,904
- Median gross rent, monthly$491 plus or minus $278
- Annual rent as a share of median income17.1 percent plus or minus 11.4
- Single family units896 plus or minus 191
- Share single family77.2 percent
- Units in buildings of two or more257 plus or minus 125
- Share in buildings of two or more22.2 percent plus or minus 9.9
- Mobile homes7 plus or minus 14
- Median year structure built1967
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Johnston
How Johnston gets to work
- Workers 16 and over who commute654 plus or minus 217
- Commuting under 15 minutes63 plus or minus 49
- Share commuting under 15 minutes9.6 percent plus or minus 6.9
- Commuting 30 minutes or more296 plus or minus 127
- Share commuting 30 minutes or more45.3 percent plus or minus 12.3
- Drove alone84.7 percent
- Carpooled11.5 percent plus or minus 10.1
- Public transport0.0 percent
- Walked0.0 percent
- Worked from home3.8 percent plus or minus 3.6
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Johnston
Flood risk in Johnston
- NFIP communityTown of Johnston
- NFIP community number450266
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date03/03/11(M)
The Town of Johnston participates in the National Flood Insurance Program as community 450266 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.
Edgefield County, not Johnston
Edgefield County context, not Johnston figures
- Establishments in Edgefield County355
- Covered employment, Edgefield County6,014
- Average annual pay, Edgefield County$52,678
- Housing units permitted, Edgefield County181
Every figure in this section is published for Edgefield County as a whole and is not a measurement of Johnston.
All Edgefield County figures →
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
Johnston questions, answered from the record.
How many people live in Johnston, South Carolina?
2,132, in 1,002 households. Johnston town covers 2.62 square miles of land, which is 813 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Johnston in?
Edgefield 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 Johnston?
$34,412. The median owner-occupied home is valued at $106,600. Median gross rent is $491 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Is Johnston in the National Flood Insurance Program?
Yes. Johnston appears in the FEMA Community Status Book as Johnston, town of, community 450266, 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 Johnston figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Edgefield 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 Johnston.
Is zoning published for Johnston?
No. Nothing on this page presents parcel level zoning.
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