Case Length

Year to Date Through 12/05/2019

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.

195 days

to Complete

Agg. Assault/Gun

Cases

477.5 days

to Complete

Homicide

Cases

32,127

Cases Currently Open

13,325

Open Cases Initiated Prior to 2019

All Offenses

Yearly Median Days to Disposition by Police District

Data: YTD Median Days to Disposition by Offense Category

Offense Category 2014 YTD 2015 YTD 2016 YTD 2017 YTD 2018 YTD 2019 YTD Yr-Yr
Change
’14-’17
Avg
’18-’19
Avg
’14-’17 Avg
Compared to
’18-’19 Avg
All Violent Offenses 153 167 181 191 176 141.0 -20% 173 158 -9%
All Property Offenses 131 132 128 125 149 157.0 5% 129 153 19%
All Drug Offenses 179 181 180 172 184 187.5 2% 178 186 4%
All Other Offenses 145 135 139 134 161 139.0 -14% 138 150 9%
All Offenses 160 159 160 154 173 165.0 -5% 158 169 7%

Violent Offenses

Yearly Median Days to Disposition by Police District

Data: YTD Median Days to Disposition by Offense Category

Offense Category 2014 YTD 2015 YTD 2016 YTD 2017 YTD 2018 YTD 2019 YTD Yr-Yr
Change
’14-’17
Avg
’18-’19
Avg
’14-’17 Avg
Compared to
’18-’19 Avg
Homicide 566.0 610.0 547.5 562 542 477.5 -12% 571 510 -11%
Rape 289.5 350.5 506.5 533 416 419.5 1% 420 418 0%
Robbery/Gun 237.0 307.0 352.0 351 281 209.0 -26% 312 245 -21%
Robbery/Other 126.0 131.0 132.0 116 137 112.5 -18% 126 125 -1%
Aggravated Assault/Gun 269.0 320.5 340.5 320 235 195.0 -17% 312 215 -31%
Aggravated Assault/Other 114.0 110.0 112.0 117 118 109.0 -8% 113 114 1%
All Violent Offenses 153.0 167.0 181.0 191 176 141.0 -20% 173 158 -9%

Property Offenses

Yearly Median Days to Disposition by Police District

Data: YTD Median Days to Disposition by Offense Category

Offense Category 2014 YTD 2015 YTD 2016 YTD 2017 YTD 2018 YTD 2019 YTD Yr-Yr
Change
’14-’17
Avg
’18-’19
Avg
’14-’17 Avg
Compared to
’18-’19 Avg
Burglary/Residential 168.0 170.5 185.0 195.0 181 168 -7% 180 174 -3%
Burglary/Commercial 184.0 179.0 224.0 170.5 143 167 17% 189 155 -18%
Theft of Motor Vehicle Tag 135.5 117.0 228.5 115.0 222 205 -8% 149 214 44%
Theft from Person 118.0 160.0 97.5 108.0 136 114 -16% 121 125 3%
Theft from Auto 125.0 144.5 116.5 133.0 143 134 -6% 130 138 6%
Retail Theft 105.5 108.0 99.0 99.0 140 193 38% 103 166 61%
Theft 144.0 139.0 126.0 129.0 150 156 4% 134 153 14%
Auto Theft 170.0 162.0 206.0 151.0 143 148 3% 172 146 -15%
All Property Offenses 131.0 132.0 128.0 125.0 149 157 5% 129 153 19%

Drug Offenses

Yearly Median Days to Disposition by Police District

Data: YTD Median Days to Disposition by Offense Category

Offense Category 2014 YTD 2015 YTD 2016 YTD 2017 YTD 2018 YTD 2019 YTD Yr-Yr
Change
’14-’17
Avg
’18-’19
Avg
’14-’17 Avg
Compared to
’18-’19 Avg
Drug Possession 142 146.0 135 127 156.0 171.0 10% 138 164 19%
Drug Sales 204 217.0 202 185 196.5 188.0 -4% 202 192 -5%
DUI 235 204.5 222 211 212.0 207.0 -2% 218 210 -4%
All Drug Offenses 179 181.0 180 172 184.0 187.5 2% 178 186 4%