Dinapigue [ˌdinɐˈpige], officially the Municipality of Dinapigue (Ibanag: Ili nat Dinapigue; Ilocano: Ili ti Dinapigue; Tagalog/Kasiguranin: Bayan ng Dinapigue), is a municipality in the province of Isabela, Philippines. According to the 2020 census, it has a population of 5,821 people.

Dinapigue used to be a barrio of San Mariano, Isabela. In June 21, 1969, Republic Act No. 5776, the law declared Dinapigue as a separate municipality, being an independent town from San Mariano.

Dinapigue or sometimes called Dinapigui is the southernmost coastal town of the province of Isabela. It is one of the four remote and isolated coastal towns of Isabela facing the Philippine Sea on the east and separated from the rest of the province by the Sierra Madre Mountains.

It is bounded by the coastal town of Palanan to the north, San Mariano to the northwest, San Guillermo to the west, Echague to the southwest, Dilasag in the province of Aurora to the south and the Philippine Sea to the east.

Dinapigue is politically subdivided into 6 barangays.  Each barangay consists of puroks while some have sitios.

• Ayod
• Bucal Sur
• Bucal Norte
• Dibulo
• Digumased (Poblacion)
• Dimaluade

Population census of Dinapigue

Year	Pop.	±% p.a.
1975	932	—
1980	764	−3.90%
1990	2,105	+10.67%
1995	3,046	+7.17%
2000	3,171	+0.87%
2007	4,807	+5.91%
2010	5,484	+4.91%
2015	5,005	−1.73%
2020	5,821	+3.01%
Source: Philippine Statistics Authority

In the 2020 census, the population of Dinapigue was 5,821 people, with a density of 10 inhabitants per square kilometre or 26 inhabitants per square mile.

Poverty incidence of Dinapigue

10 20 30 40 50 2006 13.60 2009 13.75 2012 25.81 2015 14.73 2018 44.81 2021 18.93 Source: Philippine Statistics Authority

Dinapigue is home to a nickel mine owned by Nickel Asia Corporation.

As a municipality in the Province of Isabela, government officials in the provincial level are voted by the electorates of the town. The provincial government have political jurisdiction over local transactions of the municipal government.

The municipality of Dinapigue is governed by a mayor designated as its local chief executive and by a municipal council as its legislative body in accordance with the Local Government Code. The mayor, vice mayor, and the councilors are elected directly by the people through an election which is being held every three years.

Barangays are also headed by elected officials: Barangay Captain, Barangay Council, whose members are called Barangay Councilors. The barangays have SK federation which represents the barangay, headed by SK chairperson and whose members are called SK councilors. All officials are also elected every three years.

Members of the Municipal Council
(2022-2025)

Position	Name
Congressman	Joseph S. Tan
Mayor	Vicente D. Mendoza
Vice-Mayor	Reynaldo D. Derije
Councilors	Samuel P. Cariño
	Benito J. Monzon
	Joel B. Araña
	Aldo Rey T. Vargas
	Jhonas D. Palitayan
	Jojit Alexis G. Arana
	Shelah M. Candido
	Joselito D. Derije

Dinapique, belonging to the fourth legislative district of the province of Isabela, is currently represented by Joseph S. Tan.

The Schools Division of Isabela governs the town's public education system. The division office is a field office of the DepEd in Cagayan Valley. The office governs the public and private elementary and public and private high schools throughout the municipality.

Dinapigue is accessible by land but it can also be accessed by air through Dinapigue Airport. Small time bus companies offer daily trips from Santiago City to Dinapigue via Quirino province through the towns of Dinalungan, Casiguran, and Dilasag in the province Aurora.

• Municipal Profile at the National Competitiveness Council of the Philippines Archived 2017-07-02 at the Wayback Machine
• Dinapigue at the Isabela Government Website
• Local Governance Performance Management System
• Philippine Standard Geographic Code
• Philippine Census Information
• Municipality of Dinapigue