San Agustin, Province of Surigao del Sur

Summary data
Typemunicipality
Island groupMindanao
RegionCaraga (Region XIII)
ProvinceSurigao del Sur
Barangay count13
Postal code8305
Coastal/Landlockedcoastal
Marine waterbodiesPhilippine Sea
Philippine major island(s)Mindanao
Area (2013)277.28 km2 (107.06 sq mi)
Population (2020)22,855
Density (2020)82 / km2 (213 / sq mi)
Coordinates8° 45' North, 126° 13' East (8.7435, 126.2220)
Estimated elevation above sea level6.0 meters (19.7 feet)

San Agustin is a coastal municipality in the province of Surigao del Sur.

The municipality has a land area of 277.28 square kilometers or 107.06 square miles which constitutes 5.62% of Surigao del Sur's total area. Its population as determined by the 2020 Census was 22,855. This represented 3.56% of the total population of Surigao del Sur province, or 0.81% of the overall population of the Caraga region. Based on these figures, the population density is computed at 82 inhabitants per square kilometer or 213 inhabitants per square mile.

Barangays

San Agustin has 13 barangays as shown in the following table.

Demographic profile of barangays
Local government units of San Agustin
BarangayPopulation percentage (2020)Population (2020)Population (2015)Change (2015‑2020)Annual Population Growth Rate (2015‑2020)
Bretania5.32%1,21596625.78%4.95%
Buatong7.26%1,6591,837-9.69%-2.12%
Buhisan7.11%1,6251,29025.97%4.98%
Gata11.40%2,6062,627-0.80%-0.17%
Hornasan13.87%3,1693,329-4.81%-1.03%
Janipaan4.14%9471,032-8.24%-1.79%
Kauswagan8.61%1,9681,8059.03%1.84%
Oteiza7.85%1,7941,873-4.22%-0.90%
Poblacion4.21%9621,151-16.42%-3.71%
Pong-on3.61%82574410.89%2.20%
Pongtod6.81%1,5571,4626.50%1.33%
Salvacion10.83%2,4762,493-0.68%-0.14%
Santo Niño8.98%2,0522,170-5.44%-1.17%
San Agustin Total22,85522,7790.33%0.07%

Economy

The annual regular revenue of San Agustin for the fiscal year of 2016 was 93,840,535.16.

details
Annual regular income of San Agustin (2009‑2016)
Fiscal YearAnnual Regular IncomeChange
200951,498,746.85
201053,673,457.744.22%
201157,791,415.657.67%
201256,358,814.79-2.48%
201363,103,914.5911.97%
201471,913,441.2713.96%
201583,801,120.0516.53%
201693,840,535.1611.98%

End notes:

  • Annual Regular Income = Locally Sourced Revenue + Internal Revenue Allotment (IRA) Current Year + Other Shares from National Tax Collection
  • Locally Sourced Revenue = Real Property Tax (General Fund) + Tax on Business + Other Taxes + Regulatory Fees + Service/User Charges + Receipts from Economic Enterprises

Demographics

Households

The household population of San Agustin in the 2015 Census was 22,750 broken down into 4,584 households or an average of 4.96 members per household.

details
Number of households in San Agustin (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
11,9802,0675.80
13,7622,4975.51
14,7882,7515.38
19,5303,5155.56
20,6353,6865.60
22,7504,5844.96

Population by age group

According to the 2015 Census, the age group with the highest population in San Agustin is 15 to 19, with 2,550 individuals. Conversely, the age group with the lowest population is 75 to 79, with 216 individuals.

details
Population of San Agustin by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 15332.34%
1 to 42,1359.37%
5 to 92,52111.07%
10 to 142,41210.59%
15 to 192,55011.19%
20 to 242,29610.08%
25 to 291,7927.87%
30 to 341,3515.93%
35 to 391,2905.66%
40 to 441,2075.30%
45 to 491,1685.13%
50 to 549504.17%
55 to 597583.33%
60 to 645972.62%
65 to 694972.18%
70 to 742861.26%
75 to 792160.95%
80 and over2200.97%
Total22,779100.00%
  • Youth Dependency Ratio: 54.45
  • Old Age Dependency Ratio: 8.73
  • Total Dependency Ratio: 63.18
  • Median Age: 22.70

Historical population

The population of San Agustin grew from 7,100 in 1970 to 22,855 in 2020, an increase of 15,755 people over the course of 50 years. The latest census figures in 2020 denote a positive growth rate of 0.07%, or an increase of 76 people, from the previous population of 22,779 in 2015.

details
Population of San Agustin (1903‑2020)
Census datePopulationGrowth rate
7,100
9,3095.59%
10,0241.49%
11,9821.80%
13,7682.64%
14,8451.63%
19,5463.87%
20,6552.03%
22,7791.88%
22,8550.07%

The total number of registered voters or electorate in San Agustin for the year 2019 was 12,762, broken down into 6,324 males and 6,438 females.

Location

The municipal center of San Agustin is situated at approximately 8° 45' North, 126° 13' East, in the island of Mindanao. Elevation at these coordinates is estimated at 6.0 meters or 19.7 feet above mean sea level.

Distances

Based on the great-circle distance (the shortest distance between two points over the surface of the Earth), the cities closest to San Agustin are Tandag, Surigao del Sur, Bayugan, Agusan del Sur, Bislig, Surigao del Sur, Butuan, Cabadbaran, Agusan del Norte, and Gingoog, Misamis Oriental. The nearest municipalities are Marihatag, Surigao del Sur, Lianga, Surigao del Sur, Cagwait, Surigao del Sur, Bayabas, Surigao del Sur, Barobo, Surigao del Sur, and San Miguel, Surigao del Sur. Its distance from the national capital is 862.98 kilometers (536.23 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

Nearest cities

Distance from Manila: 862.98 kilometers (536.23 miles) to the Northwest (N41°W)

Notes

  1. Unless otherwise specified, population count (excluding percentages), household data, and land area figures are derived from the Philippine Statistics Authority.
  2. Data on registered voters is from the Commission on Elections.
  3. Data on annual regular income is from the Bureau of Local Government Finance, Department of Finance
  4. Postal code information is from the Philippine Postal Corporation.
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