The answer to 'how to get rid of fire ant' is to use a combination of chemical and non-chemical methods. Fire ants are aggressive and can inflict painful stings, so it's important to address an infestation quickly and effectively.
First, identify the fire ant mounds in your yard and treat them directly with an insecticide dust or bait. This will kill the ants in the mound. You can also pour boiling water on the mounds, which will destroy the colony. For larger infestations, you may need to apply a broadcast treatment across your entire lawn to eliminate the fire ants.