Luttuad, Municipality of Diffun, Province of Quirino

Summary data
Typebarangay
Island groupLuzon
RegionCagayan Valley (Region II)
ProvinceQuirino
MunicipalityDiffun
Postal code3401
Population (2020)2,316
Philippine major island(s)Luzon
Coordinates16.5773, 121.5330 (16° 35' North, 121° 32' East)
Estimated elevation above sea level123.7 meters (405.8 feet)

Luttuad is a barangay in the municipality of Diffun, in the province of Quirino. Its population as determined by the 2020 Census was 2,316. This represented 4.13% of the total population of Diffun.

Demographics

Households

The household population of Luttuad in the 2015 Census was 1,976 broken down into 494 households or an average of 4.00 members per household.

Trends in household population and size

Number of households in Luttuad (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
1,1742474.75
1,1552414.79
1,2552734.60
1,4323464.14
1,6384004.10
1,9764944.00

Population by age group

According to the 2015 Census, the age groups with the highest population in Luttuad are in the ranges 5 to 9, and 15 to 19, with 216 individuals. Conversely, the age group with the lowest population is 75 to 79, with 17 individuals.

Age distribution

Population of Luttuad by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 1572.87%
1 to 41738.70%
5 to 921610.86%
10 to 1420710.41%
15 to 1921610.86%
20 to 241778.90%
25 to 291477.39%
30 to 341567.84%
35 to 391346.74%
40 to 441216.08%
45 to 49994.98%
50 to 541025.13%
55 to 59452.26%
60 to 64412.06%
65 to 69402.01%
70 to 74231.16%
75 to 79170.85%
80 and over180.90%
Total1,989100.00%
  • Youth Dependency Ratio: 52.75
  • Old Age Dependency Ratio: 7.92
  • Total Dependency Ratio: 60.67
  • Median Age: 23.55

Historical population

The population of Luttuad grew from 1,174 in 1990 to 2,316 in 2020, an increase of 1,142 people over the course of 30 years. The latest census figures in 2020 denote a positive annualized growth rate of 3.26%, or an increase of 327 people, from the previous population of 1,989 in 2015.

Trends in population growth

Population of Luttuad (1990‑2020)
Census datePopulationAnnualized Growth Rate
1,174
1,155-0.31%
1,2551.80%
1,4321.84%
1,6385.01%
1,9893.77%
2,3163.26%

Location

Luttuad is situated at approximately 16.5773, 121.5330, in the island of Luzon. Elevation at these coordinates is estimated at 123.7 meters or 405.8 feet above mean sea level.


Adjacent barangays

Luttuad 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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