Looking for a sinkhole investigation in South Carthage, TN? Describe your project once and up to five geotechnical engineers who work in South Carthage and Smith County get back to you with a quote. It's free and there is no obligation.
South Carthage is home to about 1,584 people (2024 Census Bureau estimate), a growing community (+6.8% since 2020). With 618 people per sq mi, it is a semi-rural area. Karst geology makes sinkhole activity a real concern for some properties here.
South Carthage at a glance
- Population (Census Bureau estimate, 2024)
- 1,584 (+6.8% since 2020)
- Rank in Tennessee
- 202nd of 344 cities and towns
- Land area
- 2.6 sq mi
- Population density
- 618 people per sq mi (semi-rural)
- Type
- Town (South Carthage town)
- Main county
- Smith County
What to check before hiring in South Carthage
- License: in Tennessee, investigations are signed by a licensed engineer or geologist.
- Insurance: read your policy's sinkhole and ground collapse wording before you file.
- Report: ask for radar results, boring logs and clear conclusions.
- Price drivers: site size, number of borings and testing.
Useful official resources
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USGS: sinkholes
Official information and guidance.
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Florida Office of Insurance Regulation
Official information and guidance.
Services available in South Carthage
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Sinkhole investigation
Geotechnical investigation with ground penetrating radar and borings, and an engineer's report.
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Sinkhole repair design
Engineering design and oversight of grouting or underpinning repairs.
Frequently asked questions in South Carthage
How much does a sinkhole investigation cost in South Carthage, TN?
It depends on the site and the testing. Describe your property: engineers who serve South Carthage reply with a quote.
How long does it take?
Often a few weeks including field work and report.
Can a sinkhole be repaired?
Often yes, by grouting or underpinning designed by an engineer.
Which geotechnical engineers will contact me?
Up to five independent geotechnical engineers who serve South Carthage 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.