Here's an article that has several different ideas. A lot of experts do suggest live trap and release for wild animals. Check out some of these ideas to see if one will work for you. Wishing you the best.
If you or if you know anyone who has snakes, keep the skin when they shed and place a good long piece in each in hole. They won't be back. Tried and true!
Plant castor bean plants. Install underground vibration systems (either battery operated or solar). Saturate your yard with agricultural grade castor bean oil, using a garden sprayer.