Looking for a radon mitigation pro in Ethan, SD? Describe your project once and up to five certified radon professionals who work in Ethan and Davison County get back to you with a quote. It's free and there is no obligation.
Ethan is home to about 358 people (2024 Census Bureau estimate), a stable community (+0.0% since 2020). With 1,403 people per sq mi, it is a suburban area. Radon levels vary from house to house, even next door: testing is the only way to know, and mitigation the standard fix.
Ethan at a glance
- Population (Census Bureau estimate, 2024)
- 358 (+0.0% since 2020)
- Rank in South Dakota
- 142nd of 310 cities and towns
- Land area
- 0.3 sq mi
- Population density
- 1,403 people per sq mi (suburban)
- Type
- Town (Ethan town)
- Main county
- Davison County
What to check before hiring in Ethan
- Certification: in South Dakota, choose a pro certified by the NRPP or NRSB, and licensed by the state where it is required.
- Test after: a post-mitigation test should confirm the new level.
- Fan placement: ask where the fan and the vent pipe will go, especially on the outside of the house.
- Price drivers: foundation type, number of suction points and the pipe route.
Useful official resources
-
EPA: radon
Health risk, testing and fixing your home.
-
NRPP
Find certified radon professionals.
Services available in Ethan
-
Radon mitigation system
Installation of an active soil depressurization system with a post-mitigation test.
-
Radon testing
Professional radon test, for example during a home purchase.
Frequently asked questions in Ethan
How much does radon mitigation cost in Ethan, SD?
It depends mainly on the foundation and the number of suction points. Describe your home: certified pros who serve Ethan reply with a quote.
How long does installation take?
Most residential systems are installed in a day.
Is radon common in South Dakota?
Radon is found in every state. Only a test of your own home tells you its level.
Which certified radon professionals will contact me?
Up to five independent certified radon professionals who serve Ethan 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.