Mexico › Baja California state › December 2025
Baja California state: conflict events in December 2025
Monthly report from UCDP event data for Baja California state, Mexico. Country-wide report: Mexico, December 2025.
In December 2025, UCDP recorded 15 organized-violence events in Baja California state, Mexico, with 13 estimated deaths. That is -17% compared with 18 events the month before. The death toll range is 13 to 15.
100% of the month's events were non-state conflict.
The most active pairing was Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos - Sinaloa Cartel - Los Mayos with 14 events.
Where events happened
Deadliest events, December 2025
| Date | Where | Parties | Est. deaths |
|---|---|---|---|
| 30 Dec 2025 | Tijuana municipality Baja California state | Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
| 30 Dec 2025 | Tijuana municipality Baja California state | Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
| 29 Dec 2025 | Tijuana municipality Baja California state | Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
| 29 Dec 2025 | Tijuana municipality Baja California state | Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
| 27 Dec 2025 | Tijuana municipality Baja California state | Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
| 27 Dec 2025 | Tijuana municipality Baja California state | Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
| 11 Dec 2025 | Ensenada municipality Baja California state | Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
| 4 Dec 2025 | Tijuana municipality Baja California state | Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
| 4 Dec 2025 | Tijuana municipality Baja California state | Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
| 3 Dec 2025 | Tijuana municipality Baja California state | Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos vs Sinaloa Cartel - Los Mayos Non-state | 1 |
Parties
| Party | Events | Est. deaths |
|---|---|---|
| Sinaloa Cartel - Los Mayos | 15 | 13 |
| Jalisco Cartel New Generation, Sinaloa Cartel - Los Chapitos | 14 | 12 |
| Sinaloa Cartel - Los Chapitos | 1 | 1 |
All months
Monthly reports:Jul 2026Jun 2026May 2026Apr 2026Mar 2026Feb 2026Jan 2026Dec 2025Nov 2025Oct 2025Sep 2025Aug 2025Jul 2025Jun 2025May 2025Apr 2025Mar 2025Feb 2025Jan 2025Dec 2024Nov 2024Oct 2024Sep 2024Aug 2024Jul 2024
← Baja California state overview
Source: UCDP GED and Candidate Events, CC BY 4.0. See methodology.