Riverside, Municipality of Tambulig, Province of Zamboanga del Sur

Summary data
Typebarangay
Island groupMindanao
RegionZamboanga Peninsula (Region IX)
ProvinceZamboanga del Sur
MunicipalityTambulig
Postal code7025
Population (2020)1,898
Philippine major island(s)Mindanao
Coordinates8.0708, 123.5378 (8° 4' North, 123° 32' East)
Estimated elevation above sea level34.3 meters (112.5 feet)

Riverside, formerly Poblacion, is a barangay in the municipality of Tambulig, in the province of Zamboanga del Sur. Its population as determined by the 2020 Census was 1,898. This represented 5.06% of the total population of Tambulig.

Demographics

Households

The household population of Riverside in the 2015 Census was 1,805 broken down into 368 households or an average of 4.90 members per household.

details
Number of households in Riverside (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,8173036.00
1,6563205.18
1,5463035.10
1,7223125.52
1,7343524.93
1,8053684.90

Population by age group

According to the 2015 Census, the age groups with the highest population in Riverside are in the ranges 15 to 19, and 20 to 24, with 196 individuals. Conversely, the age group with the lowest population is 75 to 79, with 12 individuals.

details
Population of Riverside by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1422.28%
1 to 41477.99%
5 to 919310.49%
10 to 141669.03%
15 to 1919610.66%
20 to 2419610.66%
25 to 291588.59%
30 to 341317.12%
35 to 391045.66%
40 to 441075.82%
45 to 491005.44%
50 to 54854.62%
55 to 59643.48%
60 to 64502.72%
65 to 69321.74%
70 to 74351.90%
75 to 79120.65%
80 and over211.14%
Total1,839100.00%
  • Youth Dependency Ratio: 46.01
  • Old Age Dependency Ratio: 8.4
  • Total Dependency Ratio: 54.41
  • Median Age: 24.48

Historical population

The population of Riverside grew from 1,817 in 1990 to 1,898 in 2020, an increase of 81 people over the course of 30 years. The latest census figures in 2020 denote a positive growth rate of 0.67%, or an increase of 59 people, from the previous population of 1,839 in 2015.

Population of Riverside (1990‑2020)
Census datePopulationGrowth rate
1,817
1,666-1.61%
1,596-0.92%
1,7301.12%
1,7500.42%
1,8390.95%
1,8980.67%

Location

Riverside is situated at approximately 8.0708, 123.5378, in the island of Mindanao. Elevation at these coordinates is estimated at 34.3 meters or 112.5 feet above mean sea level.


Adjacent barangays

Riverside 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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