Alabama: Soil labs by state

For Alabama homeowners, the official public soil-testing route is the Auburn University Soil, Forage & Water Testing Laboratory, promoted through Alabama Extension. Alabama Extension also maintains county office pages where residents can get local help and obtain soil-test boxes/forms before sending samples on for analysis. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/routine-soil-analysis/))

Checked against official sources on October 4, 2026. Rules and links change; confirm with the office listed before you act.

Official resources in Alabama

Auburn University Soil, Forage & Water Testing Lab

Official Auburn lab page with soil-testing forms, service descriptions, and related publications for Alabama residents. ([aaes.auburn.edu](https://aaes.auburn.edu/soil-forage-water-testing-lab/))

Submitting Samples for Soil Testing

Alabama Extension page summarizing where Alabama customers send samples and the published routine soil analysis price. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/routine-soil-analysis/))

Home Soil Testing: Taking a Sample

Official Alabama Extension instructions for collecting a homeowner sample and mailing it to the Auburn lab. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/home-soil-testing-taking-a-sample/))

County Offices

Official Alabama Extension county office finder with a page for each county office. ([aces.edu](https://www.aces.edu/counties/))

Testing Your Soil for Heavy Metals

Official Alabama Extension page noting soil-test boxes and submission forms are available at county Extension offices. ([aces.edu](https://www.aces.edu/blog/topics/crop-production/testing-your-soil-for-heavy-metals/?utm_source=openai))

Key facts for Alabama

Routine soil samples in Alabama go to the Auburn University Soil, Forage & Water Testing Laboratory. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/routine-soil-analysis/))
Published routine soil analysis price: $10 per sample. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/routine-soil-analysis/))
Routine soil analysis includes pH, phosphorus, potassium, magnesium, and calcium. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/routine-soil-analysis/))
Alabama Extension says homeowners can mail filled soil boxes, the information sheet, and payment directly to 961 S. Donahue Drive, Auburn University, AL 36849. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/home-soil-testing-taking-a-sample/))
Soil sample boxes, information sheets, and other soil-testing supplies are available from county Extension offices. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/home-soil-testing-taking-a-sample/?utm_source=openai))
A 2026 Alabama Extension 4-H publication says residents can return a sample to their county Extension office for forwarding to the Auburn lab. ([aces.edu](https://www.aces.edu/wp-content/uploads/2019/04/4HYD-2471_4HGrowsTierIVGardenJournal_080321L.pdf?utm_source=openai))

What to do next

Use the county office finder, open your county page, and contact the office for soil-test boxes/forms before sampling. ([aces.edu](https://www.aces.edu/counties/))
For a basic home soil test, complete the routine soil form and either mail the sample yourself or ask your county Extension office whether they currently forward homeowner samples. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/routine-soil-analysis/))
Keep separate samples for different areas like front lawn, back lawn, garden, or shrub beds so the recommendations match each area. ([aces.edu](https://www.aces.edu/blog/topics/counties-statewide/home-soil-testing-taking-a-sample/))

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