The province was named after Isabella II, who was queen regnant of Spain from September 29, 1833, until September 30, 1868, when she was deposed in the Glorious Revolution, … See more

Governors
After Isabela was re-organized as a province under the American regime in 1901, its first … See more

The population of Isabela in the 2020 census was 1,697,050 people, making it the most populated province among the five provinces in Cagayan Valley (Region II). It had a density of 140 inhabitants per square kilometre or 360 inhabitants per square mile. See more

The province of Isabela used to be a vast rainforest where numerous indigenous ethnolinguistic groups lived. Many of the same ethnic groups still live in the province. See more

Isabela comprises an aggregate land area of 12,414.93 square kilometres (4,793.43 sq mi), representing almost 40 percent of the regional territory. It is the largest province in … See more

In terms of income classification, Isabela is rated as first-class province and considered among the richest and most progressive province … See more

Isabela is accessible by all means of transportation. Almost 180-kilometers of the Pan-Philippine Highway pass through the different towns … See more