Janaojanao, Municipality of San Juan, Province of Batangas

Summary data
Typebarangay
Island groupLuzon
RegionCALABARZON (Region IV‑A)
ProvinceBatangas
MunicipalitySan Juan
Postal code4226
Population (2020)1,638
Philippine major island(s)Luzon
Coordinates13.8569, 121.3666 (13° 51' North, 121° 22' East)
Estimated elevation above sea level24.4 meters (80.1 feet)

Janaojanao is a barangay in the municipality of San Juan, in the province of Batangas. Its population as determined by the 2020 Census was 1,638. This represented 1.44% of the total population of San Juan.

Demographics

Households

The household population of Janaojanao in the 2015 Census was 1,511 broken down into 368 households or an average of 4.11 members per household.

details
Number of households in Janaojanao (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,0972185.03
1,1072304.81
1,1932674.47
1,1982684.47
1,4613084.74
1,5113684.11

Population by age group

According to the 2015 Census, the age group with the highest population in Janaojanao is 5 to 9, with 172 individuals. Conversely, the age group with the lowest population is 75 to 79, with 15 individuals.

details
Population of Janaojanao by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1291.92%
1 to 41338.80%
5 to 917211.38%
10 to 1416010.59%
15 to 191469.66%
20 to 241308.60%
25 to 291218.01%
30 to 341056.95%
35 to 39936.15%
40 to 44815.36%
45 to 49744.90%
50 to 54785.16%
55 to 59573.77%
60 to 64483.18%
65 to 69291.92%
70 to 74171.13%
75 to 79150.99%
80 and over231.52%
Total1,511100.00%
  • Youth Dependency Ratio: 52.95
  • Old Age Dependency Ratio: 9
  • Total Dependency Ratio: 61.95
  • Median Age: 24.44

Historical population

The population of Janaojanao grew from 1,097 in 1990 to 1,638 in 2020, an increase of 541 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 1.71%, or an increase of 127 people, from the previous population of 1,511 in 2015.

Population of Janaojanao (1990‑2020)
Census datePopulationGrowth rate
1,097
1,1070.17%
1,1931.62%
1,1980.06%
1,4667.63%
1,5110.58%
1,6381.71%

Location

Janaojanao is situated at approximately 13.8569, 121.3666, in the island of Luzon. Elevation at these coordinates is estimated at 24.4 meters or 80.1 feet above mean sea level.


Adjacent barangays

Janaojanao 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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