On the way to San Xavier...

Turn off I-19 southbound at exit 92. At the bottom of the ramp is:

Here's a screenshot of a Google Map. San Xavier del Bac Mission is near the left edge:

(As always, you can click on the image for a larger view.)

I hope the directions above make the mural easy to find. If those aren't enough, Google gives the approximate address 1420 W San Xavier Rd, Tucson, AZ 85746. To open the map yourself, here's a link: https://maps.app.goo.gl/GxGrT6HypMUkv9NZ7.

I was there on April 3, 2024.