If you are wondering about the soil around your home the best thing you can do is a Soil test. Send it to your local extension office or use a do it yourself kit.
Another great source of soil information is the USDA Web Soil Survey You can zoom in on the map to your location and get all sorts of information about your soil.
Wander about the site, you’ll find enough data to spend an afternoon wandering.
Like most government sites the use is not intuitive or clearly explained.
Click the ‘Web Soil Survey’ link ( top right section of website )Web Soil Survey
Select ‘Navigate by Address’ and put in your address and click ‘View’
Now you must select an area of interest using the ‘aoi’ buttons on the top of the map. Click one of them and use it to select the area of the map you are interested in.
Once you have an area selected you can choose the ‘Soil Map’ and ‘Soil Data Explorer’ tabs to obtain information.