San Diego Zone I, City of Tayabas, Province of Quezon

Summary data
Typebarangay
Island groupLuzon
RegionCALABARZON (Region IV‑A)
ProvinceQuezon
CityTayabas
Postal code4327
Population (2020)431
Philippine major island(s)Luzon
Coordinates14.0248, 121.5923 (14° 1' North, 121° 36' East)
Estimated elevation above sea level193.5 meters (634.8 feet)

San Diego Zone I, formerly Poblacion, is a barangay in the city of Tayabas, in the province of Quezon. Its population as determined by the 2020 Census was 431. This represented 0.38% of the total population of Tayabas.

Demographics

Households

The household population of San Diego Zone I in the 2015 Census was 583 broken down into 184 households or an average of 3.17 members per household.

details
Number of households in San Diego Zone I (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
7461425.25
6921494.64
6771325.13
5701314.35
5691264.52
5831843.17

Population by age group

According to the 2015 Census, the age group with the highest population in San Diego Zone I is 20 to 24, with 72 individuals. Conversely, the age group with the lowest population is Under 1, with 4 individuals.

details
Population of San Diego Zone I by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 140.69%
1 to 4284.80%
5 to 9488.23%
10 to 14396.69%
15 to 19549.26%
20 to 247212.35%
25 to 29498.40%
30 to 34386.52%
35 to 39315.32%
40 to 44305.15%
45 to 49406.86%
50 to 54345.83%
55 to 59376.35%
60 to 64172.92%
65 to 69203.43%
70 to 74183.09%
75 to 79152.57%
80 and over91.54%
Total583100.00%
  • Youth Dependency Ratio: 29.6
  • Old Age Dependency Ratio: 15.42
  • Total Dependency Ratio: 45.02
  • Median Age: 29.74

Historical population

The population of San Diego Zone I fell from 746 in 1990 to 431 in 2020, a decrease of 315 people over the course of 30 years. The latest census figures in 2020 denote a negative growth rate of 6.16%, or a decrease of 152 people, from the previous population of 583 in 2015.

Population of San Diego Zone I (1990‑2020)
Census datePopulationGrowth rate
746
692-1.40%
677-0.47%
570-2.34%
569-0.06%
5830.46%
431-6.16%

Location

San Diego Zone I is situated at approximately 14.0248, 121.5923, in the island of Luzon. Elevation at these coordinates is estimated at 193.5 meters or 634.8 feet above mean sea level.


Adjacent barangays

San Diego Zone I shares a common border with the following barangay(s):

Notes

  1. Data on population, and households, are from the Philippine Statistics Authority.
  2. Postal code information is from the Philippine Postal Corporation.
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