Calasiao Population 2026

Calasiao has a population of 100,686, making it the #148 biggest city in 🇵🇭 Philippines, located in Ilocos. Roughly 0.1% of Philippines's population lives here. It is about 31× smaller than Quezon City, the country's biggest city.

Location of Calasiao (capital Manila shown for reference). Boundaries: Natural Earth.

Population (city proper)

100,686

Rank in Philippines

#148

Coordinates

16.01°N, 120.36°E

~9 m elevation · Asia/Manila

Distance to capital (Manila)

170 km

106 miles, straight line

Other big cities in Ilocos

City	Population	Rank in Philippines
Dagupan	171,271	#82
Urdaneta	145,935	#89
Bayambang	129,506	#105
Laoag	112,117	#134
Mangaldan	88,818	#167
San Fernando	83,003	#182
Bauang	77,670	#193
Rosales	67,510	#224

Cities near Calasiao

Dagupan171,271 people · ~5 km away
Mangaldan88,818 people · ~8 km away
Urdaneta145,935 people · ~23 km away
Bayambang129,506 people · ~24 km away
Villasis65,086 people · ~27 km away
Rosales67,510 people · ~32 km away

FAQ

What is the population of Calasiao?

Calasiao has a population of 100,686 (city proper, latest official figure via GeoNames), making it the #148 biggest city in Philippines.

What region is Calasiao in?

Calasiao is located in Ilocos, Philippines.

Is Calasiao the capital of Philippines?

No, the capital of Philippines is Manila, about 170 km away.

Sources & notes

Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.

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