Regional Profile

Region IV known as the Southern Tagalog Region – is the largest and considered the prime region in the country due to its size and population.

However, to accelerate the social and economic development of the provinces and cities comprising Region IV and improve the delivery of public services, E.O. 103 dated May 17, 2002 was issued dividing Region IV into Region IV-A to be known as CALABARZON and Region IV-B to be known as MIMAROPA, and transferred Aurora province to Region III. 
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MIMAROPA is composed of 5 island provinces, 2 cities and 73 municipalities.

Population by Province/Highly Urbanized City: Region IV-B - MIMAROPA (Based on the 2000, 2010, and 2015 Censuses).

Province/Highly Urbanized City

Population (in thousands)
2000 2010 2015
Marinduque 217 228 235
Occidental Mindoro   380 453 487
Oriental Mindoro 682 786 844
Palawan (excluding Puerto Princesa City) 594 772 849
Puerto Princesa City 162 223 255
Romblon 264 284 293
Region IV known as the Southern Tagalog Region – is the largest and considered the prime region in the country due to its size and population.

However, to accelerate the social and economic development of the provinces and cities comprising Region IV and improve the delivery of public services, E.O. 103 dated May 17, 2002 was issued dividing Region IV into Region IV-A to be known as CALABARZON and Region IV-B to be known as MIMAROPA, and transferred Aurora province to Region III. 

Provinces Total Land Area (ha) Total Arable area (ha) Total Irrigated Area (ha)
Marinduque 95,920 48,721 1,452
Occidental Mindoro 587,980 72,594 25,946
Oriental Mindoro 436,470 146,712 21,608
Palawan 1,489,760 192,875 15,973
Romblon 135,590 89,400 2,585
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