Municipality in Sorsogon
| LGU Name | Irosin |
|---|---|
| LGU Type | Municipality |
| Old Name | — |
| Is Capital | No |
| Island Group | Luzon |
| Income Class | 1st Class |
| Land Area | 149.87 |
| City or Municipal Code | 056209000 |
| PSGC 10-Digit Code | 0506209000 |
| Population in 2020 | 59,267 |
| Population in 2015 | 56,662 |
| Growth Rate | 0.95% |
| Population Density in 2020 | 395.00 |
| Registered Voters | 36,479 |
| Mayor | Alfredo J. Cielo Jr. |
| Vice Mayor | Christian D. Lim |
| District Representative | Dette Escudero, Wowo Fortes |
| District | False |
| ZIP Code | 4707 |
| Resolved Parent | Sorsogon |
| Province (Source CSV) | Sorsogon |
| City (Source CSV) | Irosin |
| Name | Type | District/Party-list | Party |
|---|---|---|---|
| Dette Escudero | District | 1st | NPC |
| Wowo Fortes | District | 2nd | NPC |
| Barangay Name | Barangay Code | PSGC 10-Digit | ZIP Code | Barangay Captain | Mobile Phone | Population |
|---|---|---|---|---|---|---|
| Bacolod (Pob.) | 056209002 | 0506209002 | 4707 | — | 0917-000-**** | 0 |
| Bagsangan | 056209001 | 0506209001 | 4707 | — | 0917-000-**** | 0 |
| Batang | 056209003 | 0506209003 | 4707 | — | 0917-000-**** | 0 |
| Bolos | 056209004 | 0506209004 | 4707 | — | 0917-000-**** | 0 |
| Buenavista | 056209005 | 0506209005 | 4707 | — | 0917-000-**** | 0 |
| Bulawan | 056209006 | 0506209006 | 4707 | — | 0917-000-**** | 0 |
| Carriedo | 056209007 | 0506209007 | 4707 | BENJAMIN TIPON MIANA JR. | **** | 0 |
| Casini | 056209008 | 0506209008 | 4707 | — | 0917-000-**** | 0 |
| Cawayan | 056209009 | 0506209009 | 4707 | — | 0917-000-**** | 0 |
| Cogon | 056209010 | 0506209010 | 4707 | — | 0917-000-**** | 0 |
| Gabao | 056209011 | 0506209011 | 4707 | GILBERT NERO ETRATA | **** | 0 |
| Gulang-Gulang | 056209012 | 0506209012 | 4707 | JOE MARK MACALA ALCANTARA | 717-**** | 0 |
| Gumapia | 056209013 | 0506209013 | 4707 | — | 0917-000-**** | 0 |
| Liang | 056209015 | 0506209015 | 4707 | — | 0917-000-**** | 0 |
| Macawayan | 056209016 | 0506209016 | 4707 | — | 0917-000-**** | 0 |
| Mapaso | 056209017 | 0506209017 | 4707 | — | 0917-000-**** | 0 |
| Monbon | 056209018 | 0506209018 | 4707 | — | 0917-000-**** | 0 |
| Patag | 056209019 | 0506209019 | 4707 | — | 0917-000-**** | 0 |
| Salvacion | 056209020 | 0506209020 | 4707 | — | 0917-000-**** | 0 |
| San Agustin (Pob.) | 056209021 | 0506209021 | 4707 | — | 0917-000-**** | 0 |
| San Isidro | 056209022 | 0506209022 | 4707 | — | 0917-000-**** | 0 |
| San Juan (Pob.) | 056209023 | 0506209023 | 4707 | — | 0917-000-**** | 0 |
| San Julian (Pob.) | 056209024 | 0506209024 | 4707 | — | 0917-000-**** | 0 |
| San Pedro | 056209025 | 0506209025 | 4707 | — | 0917-000-**** | 0 |
| Santo Domingo | 056209014 | 0506209014 | 4707 | — | 0917-000-**** | 0 |
| Tabon-Tabon | 056209026 | 0506209026 | 4707 | — | 0917-000-**** | 0 |
| Tinampo | 056209027 | 0506209027 | 4707 | MELISSA JANE APOLONIO MAJUELO | — | 0 |
| Tongdol | 056209028 | 0506209028 | 4707 | — | 0917-000-**** | 0 |