San Diego Zone I, City of Tayabas, Province of Quezon
| Type | barangay |
|---|---|
| Island group | Luzon |
| Region | CALABARZON (Region IV‑A) |
| Province | Quezon |
| City | Tayabas |
| Postal code | 4327 |
| Population (2020) | 431 |
| Philippine major island(s) | Luzon |
| Coordinates | 14.0248, 121.5923 (14° 1' North, 121° 36' East) |
| Estimated elevation above sea level | 193.5 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.
Trends in household population and size
| Census date | Household population | Number of households | Average household size |
|---|---|---|---|
| 746 | 142 | 5.25 | |
| 692 | 149 | 4.64 | |
| 677 | 132 | 5.13 | |
| 570 | 131 | 4.35 | |
| 569 | 126 | 4.52 | |
| 583 | 184 | 3.17 |
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.
Age distribution
| Age group | Population (2015) | Age group percentage |
|---|---|---|
| Under 1 | 4 | 0.69% |
| 1 to 4 | 28 | 4.80% |
| 5 to 9 | 48 | 8.23% |
| 10 to 14 | 39 | 6.69% |
| 15 to 19 | 54 | 9.26% |
| 20 to 24 | 72 | 12.35% |
| 25 to 29 | 49 | 8.40% |
| 30 to 34 | 38 | 6.52% |
| 35 to 39 | 31 | 5.32% |
| 40 to 44 | 30 | 5.15% |
| 45 to 49 | 40 | 6.86% |
| 50 to 54 | 34 | 5.83% |
| 55 to 59 | 37 | 6.35% |
| 60 to 64 | 17 | 2.92% |
| 65 to 69 | 20 | 3.43% |
| 70 to 74 | 18 | 3.09% |
| 75 to 79 | 15 | 2.57% |
| 80 and over | 9 | 1.54% |
| Total | 583 | 100.00% |
| ||
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 annualized growth rate of 6.16%, or a decrease of 152 people, from the previous population of 583 in 2015.
Trends in population growth
| Census date | Population | Annualized Growth Rate |
|---|---|---|
| 746 | – | |
| 692 | -1.40% | |
| 677 | -0.47% | |
| 570 | -2.34% | |
| 569 | -0.06% | |
| 583 | 0.46% | |
| 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
- Data on population, and households, are from the Philippine Statistics Authority.
- Postal code information is from the Philippine Postal Corporation.