San Ildefonso, Province of Bulacan

Summary data
Typemunicipality
Island groupLuzon
RegionCentral Luzon (Region III)
ProvinceBulacan
Barangay count36
Postal code3010
Coastal/Landlockedlandlocked
Marine waterbodiesnone (landlocked)
Philippine major island(s)Luzon
Area (2013)128.71 km2 (49.70 sq mi)
Population (2020)115,713
Density (2020)899 / km2 (2,328 / sq mi)
Coordinates15° 5' North, 120° 56' East (15.0781, 120.9398)
Estimated elevation above sea level25.3 meters (83.1 feet)

San Ildefonso is a landlocked municipality in the coastal province of Bulacan.

The municipality has a land area of 128.71 square kilometers or 49.70 square miles which constitutes 4.62% of Bulacan's total area. Its population as determined by the 2020 Census was 115,713. This represented 3.12% of the total population of Bulacan province, or 0.93% of the overall population of the Central Luzon region. Based on these figures, the population density is computed at 899 inhabitants per square kilometer or 2,328 inhabitants per square mile.

Barangays

San Ildefonso has 36 barangays as shown in the following table.

Demographic profile of barangays
Local government units of San Ildefonso
BarangayPopulation percentage (2020)Population (2020)Population (2015)Change (2015‑2020)Annual Population Growth Rate (2015‑2020)
Akle4.02%4,6534,3307.46%1.53%
Alagao3.12%3,6073,5062.88%0.60%
Anyatam4.56%5,2714,16926.43%5.06%
Bagong Barrio2.08%2,4072,15011.95%2.41%
Basuit1.90%2,1992,0686.33%1.30%
Bubulong Malaki1.90%2,2002,0696.33%1.30%
Bubulong Munti2.21%2,5602,24514.03%2.80%
Buhol na Mangga1.71%1,9731,40240.73%7.46%
Bulusukan1.83%2,1181,9488.73%1.78%
Calasag3.20%3,7053,5783.55%0.74%
Calawitan3.21%3,7173,4358.21%1.67%
Casalat1.75%2,0301,81112.09%2.43%
Gabihan3.20%3,6993,3939.02%1.83%
Garlang1.10%1,2731,1837.61%1.56%
Lapnit2.82%3,2683,1344.28%0.89%
Maasim3.19%3,6933,774-2.15%-0.46%
Makapilapil2.37%2,7442,23422.83%4.42%
Malipampang5.71%6,6055,89712.01%2.42%
Mataas na Parang2.65%3,0702,46024.80%4.77%
Matimbubong2.42%2,8062,5838.63%1.76%
Nabaong Garlang2.06%2,3891,91424.82%4.78%
Palapala5.83%6,7436,08710.78%2.18%
Pasong Bangkal0.99%1,14583936.47%6.76%
Pinaod6.69%7,7387,2836.25%1.28%
Poblacion4.24%4,9014,08020.12%3.93%
Pulong Tamo1.90%2,1981,98710.62%2.15%
San Juan4.31%4,9865,149-3.17%-0.67%
Santa Catalina Bata1.23%1,4221,502-5.33%-1.15%
Santa Catalina Matanda2.57%2,9712,62013.40%2.68%
Sapang Dayap1.41%1,6261,4839.64%1.96%
Sapang Putik4.20%4,8583,94623.11%4.47%
Sapang Putol2.06%2,3831,98819.87%3.89%
Sumandig2.08%2,4072,2576.65%1.36%
Telepatio0.96%1,1101,0208.82%1.80%
Umpucan2.17%2,5092,4233.55%0.74%
Upig2.36%2,7292,5248.12%1.66%
San Ildefonso Total115,713104,47110.76%2.18%

Economy

The annual regular revenue of San Ildefonso for the fiscal year of 2016 was 265,736,287.63.

details
Annual regular income of San Ildefonso (2009‑2016)
Fiscal YearAnnual Regular IncomeChange
2009133,941,611.33
2010129,027,271.65-3.67%
2011152,555,007.9318.23%
2012164,157,402.907.61%
2013180,667,967.1410.06%
2014189,130,897.524.68%
2015239,604,618.9226.69%
2016265,736,287.6310.91%

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 Ildefonso in the 2015 Census was 104,286 broken down into 24,257 households or an average of 4.30 members per household.

details
Number of households in San Ildefonso (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
59,58210,9925.42
69,25413,2025.25
79,95315,7535.08
93,01618,9684.90
94,66720,7164.57
104,28624,2574.30

Population by age group

According to the 2015 Census, the age group with the highest population in San Ildefonso is 5 to 9, with 10,975 individuals. Conversely, the age group with the lowest population is 80 and over, with 931 individuals.

details
Population of San Ildefonso by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 12,0751.99%
1 to 48,2967.94%
5 to 910,97510.51%
10 to 1410,1019.67%
15 to 1910,1389.70%
20 to 2410,1779.74%
25 to 298,8978.52%
30 to 347,9947.65%
35 to 397,2266.92%
40 to 445,9315.68%
45 to 495,9335.68%
50 to 544,7674.56%
55 to 593,8123.65%
60 to 642,9552.83%
65 to 691,9991.91%
70 to 741,3121.26%
75 to 799520.91%
80 and over9310.89%
Total104,471100.00%
  • Youth Dependency Ratio: 46.36
  • Old Age Dependency Ratio: 7.66
  • Total Dependency Ratio: 54.02
  • Median Age: 25.27

Historical population

The population of San Ildefonso grew from 5,326 in 1903 to 115,713 in 2020, an increase of 110,387 people over the course of 117 years. The latest census figures in 2020 denote a positive growth rate of 2.17%, or an increase of 11,242 people, from the previous population of 104,471 in 2015.

details
Population of San Ildefonso (1903‑2020)
Census datePopulationGrowth rate
5,326
9,1903.50%
16,3952.94%
18,2881.13%
26,1403.19%
34,5592.77%
39,5932.77%
44,9312.56%
59,5982.87%
69,3192.87%
79,9563.11%
93,4382.17%
95,0000.61%
104,4711.83%
115,7132.17%

The total number of registered voters or electorate in San Ildefonso for the year 2019 was 72,630, broken down into 35,707 males and 36,923 females.

Location

The municipal center of San Ildefonso is situated at approximately 15° 5' North, 120° 56' East, in the island of Luzon. Elevation at these coordinates is estimated at 25.3 meters or 83.1 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 Ildefonso are Gapan, Nueva Ecija, San Fernando, Pampanga, Malolos, Bulacan, San Jose del Monte, Bulacan, Meycauayan, Bulacan, and Angeles. The nearest municipalities are San Miguel, Bulacan, Candaba, Pampanga, San Rafael, Bulacan, Baliuag, Bulacan, Bustos, Bulacan, and San Luis, Pampanga. Its distance from the national capital is 54.11 kilometers (33.62 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

Nearest cities

Distance from Manila: 54.11 kilometers (33.62 miles) to the South (S5°E)

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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