| episode | air date | countdown | title |
| S12E22 | 2025-05-21 | 33 | Vows | |
| S12E21 | 2025-05-14 | 26 | Open Casket | |
| S12E20 | 2025-05-07 | 19 | Black Ice | |
| S12E19 | 2025-04-23 | 5 | Name Image Likeness | |
| S12E18 | 2025-04-16 | | Demons | |
| S12E17 | 2025-04-02 | | Transference | |
| S12E16 | 2025-03-26 | | Seen and Unseen | |
| S12E15 | 2025-03-05 | | Greater Good | |
| S12E14 | 2025-02-26 | | Marie | |
| S12E13 | 2025-02-19 | | Street Jesus | |
| S12E12 | 2025-02-05 | | The Good Shepherd | |
| S12E11 | 2025-01-29 | | In the Trenches (3) | |
| S12E10 | 2025-01-22 | | Zoe | |
| S12E09 | 2025-01-08 | | Friends and Family | |
| S12E08 | 2024-11-20 | | Penance | |
| S12E07 | 2024-11-13 | | Contrition | |
| S12E06 | 2024-11-06 | | Pawns | |
| S12E05 | 2024-10-23 | | Water and Honey | |
| S12E04 | 2024-10-16 | | The After | |
| S12E03 | 2024-10-09 | | Off Switch | |
| S12E02 | 2024-10-02 | | Blood Bleeds Blue | |
| S12E01 | 2024-09-25 | | Ten Ninety-Nine | |
|
| |
| S11E13 | 2024-05-22 | | More | |
| S11E12 | 2024-05-15 | | Inventory | |
| S11E11 | 2024-05-08 | | The Water Line | |
| S11E10 | 2024-05-01 | | Buried Pieces | |
| S11E09 | 2024-04-03 | | Somos Uno | |
| S11E08 | 2024-03-27 | | On Paper | |
| S11E07 | 2024-03-20 | | The Living and the Dead | |
| S11E06 | 2024-02-28 | | Survival | |
| S11E05 | 2024-02-21 | | Split Second | |
| S11E04 | 2024-02-07 | | Escape | |
| S11E03 | 2024-01-31 | | Safe Harbor | |
| S11E02 | 2024-01-24 | | Retread | |
| S11E01 | 2024-01-17 | | Unpacking | |
|
| |
| S10E22 | 2023-05-24 | | A Better Place | |
| S10E21 | 2023-05-17 | | New Life | |
| S10E20 | 2023-05-10 | | Fight | |
| S10E19 | 2023-05-03 | | The Bleed Valve | |
| S10E18 | 2023-04-05 | | You Only Die Twice | |
| S10E17 | 2023-03-29 | | Out of the Depths | |
| S10E16 | 2023-03-22 | | Deadlocked | |
| S10E15 | 2023-03-01 | | Blood and Honor | |
| S10E14 | 2023-02-22 | | Trapped | |
| S10E13 | 2023-02-15 | | The Ghost in You | |
| S10E12 | 2023-01-18 | | I Can Let You Go | |
| S10E11 | 2023-01-11 | | Long Lost | |
| S10E10 | 2023-01-04 | | This Job | |
| S10E09 | 2022-12-07 | | Proof of Burden | |
| S10E08 | 2022-11-16 | | Under the Skin | |
| S10E07 | 2022-11-09 | | Into the Deep | |
| S10E06 | 2022-11-02 | | Sympathetic Reflex | |
| S10E05 | 2022-10-19 | | Pink Cloud | |
| S10E04 | 2022-10-12 | | Dónde Vives | |
| S10E03 | 2022-10-05 | | A Good Man | |
| S10E02 | 2022-09-28 | | The Real You | |
| S10E01 | 2022-09-21 | | Let it Bleed | |
| |
| S09E22 | 2022-05-25 | | You and Me | |
| S09E21 | 2022-05-18 | | House of Cards | |
| S09E20 | 2022-05-11 | | Memory | |
| S09E19 | 2022-04-20 | | Fool's Gold | |
| S09E18 | 2022-04-13 | | New Guard | |
| S09E17 | 2022-04-06 | | Adrift | |
| S09E16 | 2022-03-16 | | Closer | |
| S09E15 | 2022-03-09 | | Gone | |
| S09E14 | 2022-03-02 | | Blood Relation | |
| S09E13 | 2022-02-23 | | Still Water | |
| S09E12 | 2022-01-19 | | To Protect | |
| S09E11 | 2022-01-12 | | Lies | |
| S09E10 | 2022-01-05 | | Home Safe | |
| S09E09 | 2021-12-08 | | A Way Out | |
| S09E08 | 2021-11-10 | | Fractures | |
| S09E07 | 2021-11-03 | | Trust Me | |
| S09E06 | 2021-10-27 | | End of Watch | |
| S09E05 | 2021-10-20 | | Burnside | |
| S09E04 | 2021-10-13 | | In the Dark | |
| S09E03 | 2021-10-06 | | The One Next to Me | |
| S09E02 | 2021-09-29 | | Rage | |
| S09E01 | 2021-09-22 | | Closure | |
| |
| S08E16 | 2021-05-26 | | The Other Side (2) | |
| S08E15 | 2021-05-19 | | The Right Thing (1) | |
| S08E14 | 2021-05-12 | | Safe | |
| S08E13 | 2021-05-05 | | Trouble Dolls | |
| S08E12 | 2021-04-21 | | Due Process | |
| S08E11 | 2021-04-07 | | Signs of Violence | |
| S08E10 | 2021-03-31 | | The Radical Truth | |
| S08E09 | 2021-03-17 | | Impossible Dream | |
| S08E08 | 2021-03-10 | | Protect and Serve | |
| S08E07 | 2021-02-17 | | Instinct | |
| S08E06 | 2021-02-10 | | Equal Justice | |
| S08E05 | 2021-02-03 | | In Your Care | |
| S08E04 | 2021-01-27 | | Unforgiven | |
| S08E03 | 2021-01-13 | | Tender Age | |
| S08E02 | 2020-11-18 | | White Knuckle | |
| S08E01 | 2020-11-11 | | Fighting Ghosts | |
| |
| S07E20 | 2020-04-15 | | Silence of the Night | |
| S07E19 | 2020-04-08 | | Buried Secrets | |
| S07E18 | 2020-03-25 | | Lines | |
| S07E17 | 2020-03-18 | | Before the Fall | |
| S07E16 | 2020-03-04 | | Intimate Violence | |
| S07E15 | 2020-02-26 | | Burden of Truth (2) | |
| S07E14 | 2020-02-12 | | Center Mass | |
| S07E13 | 2020-02-05 | | I Was Here | |
| S07E12 | 2020-01-22 | | The Devil You Know | |
| S07E11 | 2020-01-15 | | 43rd and Normal | |
| S07E10 | 2020-01-08 | | Mercy (2) | |
| S07E09 | 2019-11-20 | | Absolution (1) | |
| S07E08 | 2019-11-13 | | No Regrets | |
| S07E07 | 2019-11-06 | | Informant | |
| S07E06 | 2019-10-30 | | False Positive | |
| S07E05 | 2019-10-23 | | Brother's Keeper | |
| S07E04 | 2019-10-16 | | Infection (3) | |
| S07E03 | 2019-10-09 | | Familia | |
| S07E02 | 2019-10-02 | | Assets | |
| S07E01 | 2019-09-25 | | Doubt | |
| |
| S06E22 | 2019-05-22 | | Reckoning | |
| S06E21 | 2019-05-15 | | Confession | |
| S06E20 | 2019-05-08 | | Sacrifice | |
| S06E19 | 2019-04-24 | | What Could Have Been | |
| S06E18 | 2019-04-03 | | This City | |
| S06E17 | 2019-03-27 | | Pain Killer | |
| S06E16 | 2019-02-27 | | The Forgotten | |
| S06E15 | 2019-02-20 | | Good Men (2) | |
| S06E14 | 2019-02-13 | | Ties That Bind | |
| S06E13 | 2019-02-06 | | Night in Chicago | |
| S06E12 | 2019-01-23 | | Outrage | |
| S06E11 | 2019-01-16 | | Trust | |
| S06E10 | 2019-01-09 | | Brotherhood (2) | |
| S06E09 | 2018-12-05 | | Descent (1) | |
| S06E08 | 2018-11-14 | | Black and Blue | |
| S06E07 | 2018-11-07 | | Trigger | |
| S06E06 | 2018-10-31 | | True or False | |
| S06E05 | 2018-10-24 | | Fathers and Sons | |
| S06E04 | 2018-10-17 | | Ride Along | |
| S06E03 | 2018-10-10 | | Bad Boys | |
| S06E02 | 2018-10-03 | | Endings (3) | |
| S06E01 | 2018-09-26 | | New Normal | |
| |
| S05E22 | 2018-05-09 | | Homecoming (2) | |
| S05E21 | 2018-05-02 | | Allegiance (1) | |
| S05E20 | 2018-04-18 | | Saved | |
| S05E19 | 2018-04-11 | | Payback | |
| S05E18 | 2018-03-21 | | Ghosts | |
| S05E17 | 2018-03-14 | | Breaking Point | |
| S05E16 | 2018-03-07 | | Profiles (1) | |
| S05E15 | 2018-02-28 | | Sisterhood | |
| S05E14 | 2018-02-07 | | Anthem | |
| S05E13 | 2018-01-31 | | Chasing Monsters | |
| S05E12 | 2018-01-17 | | Captive | |
| S05E11 | 2018-01-10 | | Confidential | |
| S05E10 | 2018-01-03 | | Rabbit Hole | |
| S05E09 | 2017-12-06 | | Monster | |
| S05E08 | 2017-11-29 | | Politics | |
| S05E07 | 2017-11-15 | | Care Under Fire | |
| S05E06 | 2017-11-08 | | Fallen | |
| S05E05 | 2017-10-25 | | Home | |
| S05E04 | 2017-10-18 | | Snitch | |
| S05E03 | 2017-10-11 | | Promise | |
| S05E02 | 2017-10-04 | | The Thing About Heroes | |
| S05E01 | 2017-09-27 | | Reform | |
| |
| S04E23 | 2017-05-17 | | Fork in the Road | |
| S04E22 | 2017-05-10 | | Army of One | |
| S04E21 | 2017-05-03 | | Fagin | |
| S04E20 | 2017-04-26 | | Grasping for Salvation | |
| S04E19 | 2017-04-05 | | Last Minute Resistance | |
| S04E18 | 2017-03-29 | | Little Bit of Light | |
| S04E17 | 2017-03-22 | | Remember the Devil | |
| S04E16 | 2017-03-01 | | Emotional Proximity (2) | |
| S04E15 | 2017-02-22 | | Favor, Affection, Malice or Ill-Will | |
| S04E14 | 2017-02-15 | | Seven Indictments | |
| S04E13 | 2017-02-08 | | I Remember Her Now | |
| S04E12 | 2017-01-18 | | Sanctuary | |
| S04E11 | 2017-01-11 | | You Wish | |
| S04E10 | 2017-01-04 | | Don't Read the News | |
| S04E09 | 2017-01-03 | | Don't Bury This Case (2) | |
| S04E08 | 2016-11-16 | | A Shot Heard Round the World | |
| S04E07 | 2016-11-16 | | 300,000 Likes | |
| S04E06 | 2016-11-09 | | Some Friend | |
| S04E05 | 2016-10-26 | | A War Zone | |
| S04E04 | 2016-10-12 | | Big Friends, Big Enemies | |
| S04E03 | 2016-10-05 | | All Cylinders Firing | |
| S04E02 | 2016-09-28 | | Made a Wrong Turn | |
| S04E01 | 2016-09-21 | | The Silos | |
| |
| S03E23 | 2016-05-25 | | Start Digging | |
| S03E22 | 2016-05-18 | | She's Got Us | |
| S03E21 | 2016-05-11 | | Justice | |
| S03E20 | 2016-05-04 | | In a Duffel Bag | |
| S03E19 | 2016-03-30 | | If We Were Normal | |
| S03E18 | 2016-03-23 | | Kasual with a K | |
| S03E17 | 2016-03-02 | | Forty-Caliber Bread Crumb | |
| S03E16 | 2016-02-24 | | The Cases That Need to Be Solved | |
| S03E15 | 2016-02-17 | | A Night Owl | |
| S03E14 | 2016-02-10 | | The Song of Gregory Williams Yates (2) | |
| S03E13 | 2016-02-03 | | Hit Me | |
| S03E12 | 2016-01-20 | | Looking Out for Stateville | |
| S03E11 | 2016-01-13 | | Knocked the Family Right Out | |
| S03E10 | 2016-01-06 | | Now I'm God (3) | |
| S03E09 | 2015-11-18 | | Never Forget I Love You | |
| S03E08 | 2015-11-11 | | Forget My Name | |
| S03E07 | 2015-11-04 | | A Dead Kid, a Notebook, and a Lot of Maybes | |
| S03E06 | 2015-10-28 | | You Never Know Who's Who | |
| S03E05 | 2015-10-28 | | Climbing into Bed | |
| S03E04 | 2015-10-21 | | Debts of the Past | |
| S03E03 | 2015-10-14 | | Actual Physical Violence | |
| S03E02 | 2015-10-07 | | Natural Born Storyteller | |
| S03E01 | 2015-09-30 | | Life Is Fluid | |
| |
| S02E23 | 2015-05-20 | | Born Into Bad News | |
| S02E22 | 2015-05-13 | | Push the Pain Away | |
| S02E21 | 2015-05-06 | | There's My Girl | |
| S02E20 | 2015-04-29 | | The Number of Rats (2) | |
| S02E19 | 2015-04-08 | | The Three Gs | |
| S02E18 | 2015-04-01 | | Get Back to Even | |
| S02E17 | 2015-03-25 | | Say Her Real Name | |
| S02E16 | 2015-02-25 | | What Puts You on That Ledge | |
| S02E15 | 2015-02-18 | | What Do You Do | |
| S02E14 | 2015-02-11 | | Erin's Mom | |
| S02E13 | 2015-02-04 | | A Little Devil Complex (2) | |
| S02E12 | 2015-01-21 | | Disco Bob | |
| S02E11 | 2015-01-14 | | We Don't Work Together Anymore | |
| S02E10 | 2015-01-07 | | Shouldn't Have Been Alone (2) | |
| S02E09 | 2014-12-10 | | Called In Dead (1) | |
| S02E08 | 2014-11-19 | | Assignment of the Year | |
| S02E07 | 2014-11-12 | | They'll Have to Go Through Me (3) | |
| S02E06 | 2014-11-05 | | Prison Ball | |
| S02E05 | 2014-10-22 | | An Honest Woman | |
| S02E04 | 2014-10-15 | | Chicken, Dynamite, Chainsaw | |
| S02E03 | 2014-10-08 | | The Weigh Station | |
| S02E02 | 2014-10-01 | | Get My Cigarettes | |
| S02E01 | 2014-09-24 | | Call It Macaroni | |
| |
| S01E15 | 2014-05-21 | | A Beautiful Friendship | |
| S01E14 | 2014-05-14 | | The Docks | |
| S01E13 | 2014-05-07 | | My Way | |
| S01E12 | 2014-04-30 | | 8:30 PM (2) | |
| S01E11 | 2014-04-09 | | Turn Off the Light | |
| S01E10 | 2014-04-02 | | At Least It's Justice | |
| S01E09 | 2014-03-19 | | A Material Witness | |
| S01E08 | 2014-03-12 | | Different Mistakes | |
| S01E07 | 2014-03-05 | | The Price We Pay | |
| S01E06 | 2014-02-26 | | Conventions (2) | |
| S01E05 | 2014-02-05 | | Thirty Balloons | |
| S01E04 | 2014-01-29 | | Now Is Always Temporary | |
| S01E03 | 2014-01-22 | | Chin Check | |
| S01E02 | 2014-01-15 | | Wrong Side of the Bars | |
| S01E01 | 2014-01-08 | | Stepping Stone | |
