Ilagan (Ilagan City), Cagayan Valley

Ilagan: City of the Philippines and capital of the province of Isabela

About

Quick Facts about Ilagan City

Population : 145,568
Country : Philippines
State : Cagayan Valley (Philippines)
County : Province of Isabela
Different from : Iligan
Head of government : mayor
Postal code : 3300
Phone Area Codes : 78
Area : 1166.26 km2
Official name : City of Ilagan
Capital city : Ilagan City is capital of Isabela
Establishment : May 05, 1686 (339 years ago)
Time Zone : Asia/Manila
Local time : 18:35:28 (5th December 2025)

Geography

Ilagan City is located at 17°10'0"N 122°4'0"E (17.1666700, 122.0666700). It has 4 neighbors: Tumauini, San Mariano, Gamu and Benito Soliven.

Ilagan map

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Ilagan City has 4 neighbours.

  • Tumauini municipality of the Philippines in the province of Isabela
  • San Mariano municipality of the Philippines in the province of Isabela
  • Gamu municipality of the Philippines in the province of Isabela
  • Benito Soliven municipality of the Philippines in the province of Isabela

Demographics

Year Population % Change Method
1903 16,008 - census
1918 23,447 31.73% census
1939 31,323 25.14% census
1948 35,384 11.48% census
1960 48,251 26.67% census
1970 62,118 22.32% census
1975 70,075 11.35% census
1980 79,336 11.67% census
1990 99,120 19.96% census
1995 106,912 7.29% census
2000 119,990 10.9% census
2007 131,243 8.57% census
2010 135,174 2.91% census
2015 145,568 7.14% census

Ilagan

Other places with the same name (2)