Chicago: 88% of police live in city
St Louis: 59%
Atlanta: 14%
Minneapolis: 10% (white officers: 5%)
Seattle: 12%
Oakland: 9%
Also, certainly in Minneapolis—and likely elsewhere—the police chief doesn't seem to have nearly as much control over rank and file officers as the union head does. This story gives more texture: https://www.motherjones.com/crime-justice/2020/05/minneapoli...
The city has mandated residency requirements for nearly all city employees since the 1950s, but police and some other public workers are exempt, The Philadelphia Tribune reports. Approximately 30 percent of Philadelphia police officers live outside of Philadelphia, according to Acting Commissioner Christine Coulter.
In 2010, the police union won the right for officers who have five or more years of experience to live outside the city limits. Those terms have been in effect since 2012. Firefighters and sheriff’s deputies with five or more years of service were allowed to live outside of the city in 2016.
Their day-to-day experiences, their relationship to the communities they serve, their physical distance from Downtown, the built environment of their own neighborhoods, the socio-economic make-up of their friends and family -- and on and on and on -- could be practically identical, but we'd count them differently in your list.