Case Length

Year to Date Through 01/20/2020

Definitions | Limitations

Case Length is a measure of the number of days between arrest and resolution in a case. It reflects the efficiency of a criminal justice system. Faster case resolution can be a deterrent to crime; it also allows victims and the accused to move on with their lives more quickly.

162 days

to Complete

Agg. Assault/Gun

Cases

431.5 days

to Complete

Homicide

Cases

32,457

Cases Currently Open

29,402

Open Cases Initiated Prior to 2020

All Offenses

Yearly Median Days to Disposition by Police District

Data: YTD Median Days to Disposition by Offense Category

Offense Category 2015 YTD 2016 YTD 2017 YTD 2018 YTD 2019 YTD 2020 YTD Yr-Yr
Change
’15-’17
Avg
’18-’20
Avg
’15-’17 Avg
Compared to
’18-’20 Avg
All Violent Offenses 146.0 133 136 173.0 143.0 142.0 -1% 138 153 11%
All Property Offenses 173.0 113 122 119.0 134.0 180.5 35% 136 144 6%
All Drug Offenses 189.0 155 211 186.0 181.5 202.0 11% 185 190 3%
All Other Offenses 153.5 134 143 148.5 156.5 142.5 -9% 144 149 3%
All Offenses 171.0 137 158 164.0 162.0 177.5 10% 155 168 8%

Violent Offenses

Yearly Median Days to Disposition by Police District

Data: YTD Median Days to Disposition by Offense Category

Offense Category 2015 YTD 2016 YTD 2017 YTD 2018 YTD 2019 YTD 2020 YTD Yr-Yr
Change
’15-’17
Avg
’18-’20
Avg
’15-’17 Avg
Compared to
’18-’20 Avg
Homicide 720.0 671 451.0 667.0 885 431.5 -51% 614 661 8%
Rape 430.0 90 537.0 297.0 482 377.5 -22% 352 386 10%
Robbery/Gun 160.0 154 239.0 550.0 231 402.0 74% 184 394 114%
Robbery/Other 163.0 97 103.0 134.0 136 130.0 -4% 121 133 10%
Aggravated Assault/Gun 296.5 388 193.5 203.5 124 162.0 31% 293 163 -44%
Aggravated Assault/Other 102.5 105 85.0 98.5 129 121.0 -6% 98 116 18%
All Violent Offenses 146.0 133 136.0 173.0 143 142.0 -1% 138 153 11%

Property Offenses

Yearly Median Days to Disposition by Police District

Data: YTD Median Days to Disposition by Offense Category

Offense Category 2015 YTD 2016 YTD 2017 YTD 2018 YTD 2019 YTD 2020 YTD Yr-Yr
Change
’15-’17
Avg
’18-’20
Avg
’15-’17 Avg
Compared to
’18-’20 Avg
Burglary/Residential 173 118.5 155.0 208.0 140.5 129.0 -8% 149 159 7%
Burglary/Commercial 162 122.0 101.5 171.0 93.0 253.0 172% 128 172 34%
Theft of Motor Vehicle Tag 0 0.0 74.0 529.0 0.0 119.0 Inf% 25 216 764%
Theft from Person 235 137.5 382.0 96.5 507.0 0.0 -100% 252 201 -20%
Theft from Auto 343 139.0 169.0 149.0 111.0 167.0 50% 217 142 -35%
Retail Theft 116 96.0 106.0 84.0 161.0 223.0 39% 106 156 47%
Theft 130 112.0 129.0 92.0 149.0 175.0 17% 124 139 12%
Auto Theft 183 121.0 128.5 145.0 113.0 213.0 88% 144 157 9%
All Property Offenses 173 113.0 122.0 119.0 134.0 180.5 35% 136 144 6%

Drug Offenses

Yearly Median Days to Disposition by Police District

Data: YTD Median Days to Disposition by Offense Category

Offense Category 2015 YTD 2016 YTD 2017 YTD 2018 YTD 2019 YTD 2020 YTD Yr-Yr
Change
’15-’17
Avg
’18-’20
Avg
’15-’17 Avg
Compared to
’18-’20 Avg
Drug Possession 165.0 124 145 157.5 165.0 206 25% 145 176 21%
Drug Sales 224.5 188 216 193.0 183.0 201 10% 210 192 -9%
DUI 183.0 167 252 216.5 207.0 191 -8% 201 205 2%
All Drug Offenses 189.0 155 211 186.0 181.5 202 11% 185 190 3%