Welcome to Aroroy, Masbate, Philippines

aerial view


Located between 12 degrees and 13 degrees Latitude and 123 degrees and 124 degrees Longitude or at the northernmost part of the Province of Masbate, Bicol Region. It is bounded on the North by the Masbate Pass, to the East by the Municipality of Baleno, to the West by the Sibuyan Sea and to the South by the Municipalities of Milagros and Mandaon.


  • Nearest airport: MASBATE CITY AIRPORT
  • Nearest seaport: AROROY PORT


Municipality AROROY
Municipality Class 1st
Province MASBATE
Congressional District 2nd
Region V(Bicol Region)
Number of Barangay 41
Number of Coastal Barangay 25
Land Area of LGU (km²) 440.40
Area of municipal waters (has.) 96,225.5352
Source of shoreline data and municipal water area NAMRIA
Distance from Masbate City 50 km. (Baleno route)
  73 km. (Mandaon route)


The Municipality of Aroroy generally possesses a climate belonging to the Third Type. This is characterized by a season which is relatively dry from November to April and wet during the rest of the year. Its rainfall is categorized under Type C, which is considered as moist, or rain sufficiently distributed with almost four and one-half (4½) months. The general Wind Direction and Velocity is from northeast to southwest at 8 knots.


Land classification of Municipality of Aroroy consists of Alienable & Disposable Lands and Timberlands. These Alienable & Disposable Lands consists of Agricultural Areas, Built-up Areas, Beach Sand, Major Rivers and Open Mines with an occupied area of about 16,560.4809 hectares or 35.77% while Timberlands consist of Existing / Proposed Reforestation Areas and Expansion Areas for Reforestation with an occupied area of about 29,743.0900 hectares or 64,23% of the total municipal land area.


The surface landscape configuration of the Municipality is generally dominated by gently sloping to undulating terrain up to steep hills and mountain ranges. Providing the extremes of this rugged landscape are those level to very gently sloping terrain are generally common in areas near coastlines and rivers. The very steep hills and mountains typify the peak ranges or highest points within the municipality. By percentage distribution over the municipal land area, Level to Very Gently Sloping areas (0-3%) occupies about 13.33% Gently Sloping to Undulating (3-9%) occupies about 18.75%, Undulating to Rolling (8-18%) occupies about 18.56%, Rolling to Hilly (18-30%) occupies about 24.58%, Steep Hills and Mountains (30-50%) occupies about 17.96% and Very Steep Hills and Mountains (7.50%) comprises the remaining 6.83% for a total of 100%.


As commonly found in the entire Province of Masbate, the Municipality of Aroroy possesses a soil classification that comprises the following: soils of the plain, soil of the upland and miscellaneous land type. The soils of the plain are types belonging to Mandawe Loam, Sorsogon Clay Loam, Batuan Clay, Macabie Clay Loam and Pangiranan Loam generally characterized by textures ranging from fine sandy loam, silty clay, sandy clay to clay depending on degree of profile development, quantity, grade and class alluvium deposited and original makvials. Soils of the plain are commonly devoted to upland rice, corn, peanuts, tobacco, coconuts, bananas, fruit trees and root crops. Soils of the upland are generally developed from sedimentary rocks belonging to the series of Ubay, Catingan, Sevilla, Bolinao, Himayangan and Faraon which are all residual in nature. All undulating rolling and hilly to mountainous areas are considered as soils of the upland and are generally devoted to cattle raising. Its drainage is excessive and susceptible to severed erosion when overgrazed. Miscellaneous land type common in the municipality is Hydrosols and Beach Sands. Hydrosols are generally underwater almost throughout the year affected mainly by changes in sea water height and consists of halophytic type of vegetation such as bakawan, api-api, bankal, dalutu, tabigue, alipata and nipa trees as common sources of housing materials, fire woods, tan barks and to regulate water salinity at fish ponds. Beach sand occurs along coastal flat area and characterized by grayish brown, grayish black to gray sandy mixtures or sometimes admixtures with white shells and coral gravels to an indefinite depth. Common vegetations for beach sands are coconuts, cogon and big trees such as Dapdap.


The geologic characteristic for the entire Municipality of Aroroy is dominated by sediments made up of unconsolidated Tuffaceous Sand and Silt on the northwest portion and Conglomerate, Sandstone and Siltstone on the southwest portion of Pleistocene and Miocene periods respectively. The rest are made up of recent River and Coastal Deposits and coral reefs of Halocene period, Meta-andesitic volcanic with flow Breccia of Oligocene-Crelacious periods and intrusive made up of Hornblend Diorite.