Looking for an architect in Johnston, SC? Describe your project once and up to three architects and designers who work in Johnston and Edgefield County get back to you with a quote. It's free and there is no obligation.
Johnston is home to about 2,214 people (2024 Census Bureau estimate), a growing community (+10.7% since 2020). With 845 people per sq mi, it is a semi-rural area. New homes, additions and remodels here go through zoning and building review, where complete drawings are required.
Johnston at a glance
- Population (Census Bureau estimate, 2024)
- 2,214 (+10.7% since 2020)
- Rank in South Carolina
- 108th of 271 cities and towns
- Land area
- 2.6 sq mi
- Population density
- 845 people per sq mi (semi-rural)
- Type
- Town (Johnston town)
- Main county
- Edgefield County
What to check before hiring in Johnston
- License: in South Carolina, check the architect's license with the state board.
- Zoning: setbacks, height limits and lot coverage shape what you can build: ask the architect to check them first.
- Scope: design, permit set and construction support are often priced separately.
- Fees: compare fixed fees and percentages on the same scope.
Useful official resources
Services available in Johnston
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Custom home design
Design of a new home, from concept to permit and construction drawings.
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Addition or remodel plans
Plans for an addition or a major remodel, ready for the permit and the builder.
Frequently asked questions in Johnston
How much does an architect cost in Johnston, SC?
It depends on the project size, complexity and the services. Describe your project: architects who serve Johnston send a proposal.
How long does design take?
From a few weeks for small projects to several months for a custom home, plus permit review.
Can I use stock plans?
Yes, often adapted by a local designer to meet local codes and site conditions.
Which architects and designers will contact me?
Up to three independent architects and designers who serve Johnston and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.