ASFWatch PH · Printed from asfwatchph.com/province/isabela · Zoning and cases as of 22 October 2026
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Cagayan Valley · Luzon
Isabela
Infected zone
The worst zone among its 37 towns and cities
Infected zone: Confirmed ASF outbreaks in the city or municipality. What to do in a red zone
Barangays with cases (not number of pigs)
82
35 fewer than at the end of September
Towns and cities with cases
17/37
towns and cities
In this zone since
10 January 2025
or earlier: our records start then
22 infected15 buffer
Barangays with cases, at the end of each month
November 2025October 2026
Towns and cities with cases
- Alicia
- Angadanan
- Aurora
- Burgos
- Cabagan
- City of Cauayan
- City of Santiago
- Echague
- Gamu
- Ilagan City
- Luna
- Mallig
- Quezon
- Quirino
- Roxas
- San Manuel
- San Mateo
Zone changes
Infected
November 2025 or earlier
All 37 towns and cities
| Town or city | Zone | Barangays with cases |
|---|---|---|
| Alicia | Infected | Yes |
| Angadanan | Infected | Yes |
| Aurora | Infected | Yes |
| Benito Soliven | Buffer | |
| Burgos | Infected | Yes |
| Cabagan | Infected | Yes |
| Cabatuan | Infected | |
| City of Cauayan | Infected | Yes |
| City of Santiago | Infected | Yes |
| Cordon | Infected | |
| Delfin Albano (Magsaysay) | Buffer | |
| Dinapigue | Buffer | |
| Divilacan | Buffer | |
| Echague | Infected | Yes |
| Gamu | Infected | Yes |
| Ilagan City | Buffer Cases reported 22 October 2026, but in a pink zone as of 22 October 2026 | Yes |
| Jones | Buffer | |
| Luna | Infected | Yes |
| Maconacon | Buffer | |
| Mallig | Infected | Yes |
| Naguilian | Infected | |
| Palanan | Buffer | |
| Quezon | Infected | Yes |
| Quirino | Infected | Yes |
| Ramon | Infected | |
| Reina Mercedes | Buffer | |
| Roxas | Infected | Yes |
| San Agustin | Buffer | |
| San Guillermo | Infected | |
| San Isidro | Infected | |
| San Manuel | Infected | Yes |
| San Mariano | Buffer | |
| San Mateo | Infected | Yes |
| San Pablo | Buffer | |
| Santa Maria | Buffer | |
| Santo Tomas | Buffer | |
| Tumauini | Buffer |
Pigs and prices in Isabela
- Pigs
- 101,668on 1 July 2026 · preliminary · +128.7% from a year earlier
- Farmgate price of hogs
- ₱177.76per kilogram, liveweight, in June 2026 · preliminary · −32.0% from a year earlier
- Retail price of kasim
- ₱294.75per kilogram, in September 2026 · −21.3% from a year earlier
All PSA figures · Source: PSA