ConflictStats

Nigeria › Borno state › May 2026

Borno state: conflict events in May 2026

Monthly report from UCDP event data for Borno state, Nigeria. Country-wide report: Nigeria, May 2026.

31events36 the month before
410est. deathsrange 396–414
67civilian deaths

Borno state, Nigeria saw 31 recorded events and 410 estimated deaths in May 2026. That is -14% compared with 36 events the month before. The death toll range is 396 to 414.

77% of the month's events were state-based armed conflict. Civilian deaths: 67.

The most active pairing was Government of Nigeria - IS with 19 events.

Where events happened

2026-05-31: Government of Nigeria vs IS (4 deaths)2026-05-31: Government of Nigeria vs IS (51 deaths)2026-05-30: Government of Nigeria vs IS (13 deaths)2026-05-30: Government of Nigeria vs IS (21 deaths)2026-05-28: Government of Nigeria vs IS (16 deaths)2026-05-26: Government of Nigeria vs IS (7 deaths)2026-05-23: Government of Nigeria vs IS (1 deaths)2026-05-23: Government of Nigeria vs IS (5 deaths)2026-05-22: Government of Nigeria vs JAS (14 deaths)2026-05-22: Government of Nigeria vs Civilians (1 deaths)2026-05-22: Government of Nigeria vs IS (3 deaths)2026-05-19: Government of Nigeria vs JAS (3 deaths)2026-05-19: Government of Nigeria vs IS (0 deaths)2026-05-18: IS vs Civilians (6 deaths)2026-05-18: Unidentified armed group vs Civilians (27 deaths)2026-05-17: Government of Nigeria vs IS (21 deaths)2026-05-16: Unidentified armed group vs Unidentified armed group (1 deaths)2026-05-16: Government of Nigeria vs IS (113 deaths)2026-05-16: Government of Nigeria vs IS (41 deaths)2026-05-15: Government of Nigeria vs JAS (2 deaths)2026-05-14: IS vs Civilians (5 deaths)2026-05-14: IS vs Civilians (1 deaths)2026-05-13: Government of Nigeria vs IS (2 deaths)2026-05-11: Unidentified armed group vs Unidentified armed group (2 deaths)2026-05-07: Government of Nigeria vs IS (14 deaths)2026-05-06: Unidentified armed group vs Civilians (18 deaths)2026-05-05: Government of Nigeria vs IS (4 deaths)2026-05-04: IS vs Civilians (9 deaths)2026-05-02: Government of Nigeria vs IS (0 deaths)2026-05-01: Government of Nigeria vs IS (3 deaths)2026-05-01: Government of Nigeria vs IS (2 deaths)
Recorded organized-violence events in Borno state, May 2026. Circle size scales with estimated deaths.State-based Non-state One-sidedOutlines: Natural Earth.

Deadliest events, May 2026

DateWherePartiesEst. deaths
16 May 2026Borno stateGovernment of Nigeria vs IS
State-based, 6 sources		113
31 May 2026Kukawa lga
Borno state		Government of Nigeria vs IS
State-based, 4 sources		51
16 May 2026Abadam lga
Borno state		Government of Nigeria vs IS
State-based, 12 sources		41
18 May 2026Mafa lga
Borno state		Unidentified armed group vs Civilians
One-sided, 27 civilian		27
30 May 2026Abadam lga
Borno state		Government of Nigeria vs IS
State-based, 4 sources		21
17 May 2026Abadam lga
Borno state		Government of Nigeria vs IS
State-based, 6 sources		21
6 May 2026Bama lga
Borno state		Unidentified armed group vs Civilians
One-sided, 18 civilian, 2 sources		18
28 May 2026Ngala lga
Borno state		Government of Nigeria vs IS
State-based		16
22 May 2026Gwoza lga
Borno state		Government of Nigeria vs JAS
State-based, 4 sources		14
12–14
7 May 2026Magumeri lga
Borno state		Government of Nigeria vs IS
State-based, 5 sources		14
14–15

Parties

PartyEventsEst. deaths
IS23342
Government of Nigeria23341
Unidentified armed group651
JAS319

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

← Borno state overview

Source: UCDP GED and Candidate Events, CC BY 4.0. See methodology.