None of the households in Johnston, SC reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
96.9% of the residents in Johnston, SC are U.S. citizens.
In 2024, the median property value in Johnston, SC was $106,600, and the homeownership rate was 63.1%.
Most people in Johnston, SC drove alone to work, and the average commute time was 28.5 minutes. The average car ownership in Johnston, SC was 2 cars per household.