| Region 4 | ||||||||||||||||
| Adult Violent Crime Arrests | ||||||||||||||||
| Including homicide, rape, robbery, and aggravated assault | ||||||||||||||||
| Source: Crime in Idaho Report | ||||||||||||||||
| 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | |
| Ada | 221 | 248 | 215 | 262 | 195 | 221 | 246 | 214 | 242 | 235 | 266 | 228 | 275 | 282 | 353 | 350 |
| Boise | 3 | 4 | 0 | 5 | 1 | 6 | 9 | 7 | 8 | 16 | 11 | 5 | 5 | 5 | 1 | 4 |
| Elmore | 15 | 19 | 11 | 28 | 37 | 22 | 17 | 23 | 27 | 14 | 16 | 24 | 14 | 22 | 8 | 16 |
| Valley | 8 | 13 | 18 | 14 | 7 | 13 | 5 | 6 | 12 | 8 | 18 | 11 | 9 | 10 | 14 | 9 |