The Diocese of Des Moines, created in 1911, serves people over a 12,446 square mile area in the southwestern quadrant of Iowa, including 23 counties.

The Diocese of Des Moines is comprised of:

• 108,581 estimated Catholics with a total population of 876,785, according to the 2017 Kennedy report. We estimate we serve 130,000 when including unregistered Hispanic families.
• 80 parishes
• 17 schools
• 60 active diocesan priests, and
• 3 Catholic hospitals

Bishop William Joensen is the shepherd of the diocese, having been appointed in 2019.