Tadian, Province of Mountain Province

Summary data
Typemunicipality
Island groupLuzon
RegionCordillera Administrative Region (CAR)
ProvinceMountain Province
Barangay count19
Postal code2620
Coastal/Landlockedlandlocked
Marine waterbodiesnone (landlocked)
Philippine major island(s)Luzon
Area (2013)157.00 km2 (60.62 sq mi)
Population (2020)19,341
Density (2020)123 / km2 (319 / sq mi)
Coordinates16° 60' North, 120° 49' East (16.9957, 120.8218)
Estimated elevation above sea level1,325.6 meters (4,348.1 feet)

Tadian, formerly known as Kayan, is a municipality in the landlocked province of Mountain Province.

The municipality has a land area of 157.00 square kilometers or 60.62 square miles which constitutes 6.57% of Mountain Province's total area. Its population as determined by the 2020 Census was 19,341. This represented 12.23% of the total population of Mountain Province, or 1.08% of the overall population of the Cordillera Administrative Region. Based on these figures, the population density is computed at 123 inhabitants per square kilometer or 319 inhabitants per square mile.

Barangays

Tadian has 19 barangays as shown in the following table.

Demographic profile of barangays
Local government units of Tadian
BarangayPopulation percentage (2020)Population (2020)Population (2015)Change (2015‑2020)Annual Population Growth Rate (2015‑2020)
Balaoa5.84%1,1301,169-3.34%-0.71%
Banaao5.04%9759443.28%0.68%
Bantey3.73%721723-0.28%-0.06%
Batayan3.22%62354314.73%2.94%
Bunga3.67%7106656.77%1.39%
Cadad-anan6.23%1,2051,230-2.03%-0.43%
Cagubatan4.32%83672814.84%2.95%
Dacudac7.43%1,4381,579-8.93%-1.95%
Duagan1.33%257294-12.59%-2.79%
Kayan East3.71%718825-12.97%-2.88%
Kayan West4.22%8167863.82%0.79%
Lenga3.55%6876377.85%1.60%
Lubon9.57%1,8501,969-6.04%-1.30%
Mabalite2.33%4514324.40%0.91%
Masla6.29%1,2161,294-6.03%-1.30%
Pandayan4.44%8598155.40%1.11%
Poblacion16.55%3,2003,211-0.34%-0.07%
Sumadel3.96%7657363.94%0.82%
Tue4.57%8848099.27%1.88%
Tadian Total19,34119,389-0.25%-0.05%

Economy

The annual regular revenue of Tadian for the fiscal year of 2016 was 76,497,909.58.

details
Annual regular income of Tadian (2009‑2016)
Fiscal YearAnnual Regular IncomeChange
200941,793,388.20
201043,635,976.184.41%
201148,044,093.2710.10%
201247,010,768.90-2.15%
201355,054,705.8917.11%
201461,811,886.0212.27%
201569,409,435.4612.29%
201676,497,909.5810.21%

End notes:

  • Annual Regular Income = Locally Sourced Revenue + Internal Revenue Allotment (IRA) Current Year + Other Shares from National Tax Collection
  • Locally Sourced Revenue = Real Property Tax (General Fund) + Tax on Business + Other Taxes + Regulatory Fees + Service/User Charges + Receipts from Economic Enterprises

Demographics

Households

The household population of Tadian in the 2015 Census was 19,363 broken down into 4,227 households or an average of 4.58 members per household.

details
Number of households in Tadian (1990‑2015)
Census dateHousehold populationNumber of householdsAverage household size
14,3352,8685.00
16,4303,1575.20
18,2273,5675.11
17,1483,5674.81
20,6894,0495.11
19,3634,2274.58

Population by age group

According to the 2015 Census, the age group with the highest population in Tadian is 10 to 14, with 2,005 individuals. Conversely, the age group with the lowest population is 75 to 79, with 286 individuals.

details
Population of Tadian by age group (2015 census)
Age groupPopulation (2015)Age group percentage
Under 13291.70%
1 to 41,4887.67%
5 to 91,97610.19%
10 to 142,00510.34%
15 to 191,94110.01%
20 to 241,9089.84%
25 to 291,7098.81%
30 to 341,3386.90%
35 to 391,0725.53%
40 to 449384.84%
45 to 499024.65%
50 to 548854.56%
55 to 597563.90%
60 to 646453.33%
65 to 694752.45%
70 to 743141.62%
75 to 792861.48%
80 and over4222.18%
Total19,389100.00%
  • Youth Dependency Ratio: 47.94
  • Old Age Dependency Ratio: 12.38
  • Total Dependency Ratio: 60.32
  • Median Age: 25.14

Historical population

The population of Tadian grew from 56 in 1903 to 19,341 in 2020, an increase of 19,285 people over the course of 117 years. The latest census figures in 2020 denote a negative growth rate of 0.05%, or a decrease of 48 people, from the previous population of 19,389 in 2015.

details
Population of Tadian (1903‑2020)
Census datePopulationGrowth rate
56
4,11631.18%
8,0723.42%
8,0700.00%
10,3782.24%
12,8332.10%
12,777-0.09%
13,5811.23%
14,3690.57%
16,4822.60%
18,2272.18%
17,148-0.84%
20,6897.07%
19,389-1.23%
19,341-0.05%

The total number of registered voters or electorate in Tadian for the year 2019 was 12,854, broken down into 6,668 males and 6,186 females.

Location

The municipal center of Tadian is situated at approximately 16° 60' North, 120° 49' East, in the island of Luzon. Elevation at these coordinates is estimated at 1,325.6 meters or 4,348.1 feet above mean sea level.

Distances

Based on the great-circle distance (the shortest distance between two points over the surface of the Earth), the cities closest to Tadian are Candon, Ilocos Sur, Baguio, San Fernando, La Union, Vigan, Ilocos Sur, Santiago, Isabela, and Tabuk, Kalinga. The nearest municipalities are Bauko, Mountain Province, Cervantes, Ilocos Sur, Sabangan, Mountain Province, Besao, Mountain Province, Sagada, Mountain Province, and Mankayan, Benguet. Its distance from the national capital is 266.68 kilometers (165.71 miles). The following list delineates such distance measurements.

great-circle distance

Nearest towns

Nearest cities

  • Candon, Ilocos Sur, 45.25 kilometers (28.12 miles) to the West‑Northwest (N62°W)
  • Baguio, 69.04 kilometers (42.90 miles) to the South‑Southwest (S21°W)
  • San Fernando, La Union, 68.24 kilometers (42.40 miles) to the Southwest (S52°W)
  • Vigan, Ilocos Sur, 78.87 kilometers (49.01 miles) to the Northwest (N36°W)
  • Santiago, Isabela, 84.34 kilometers (52.41 miles) to the East‑Southeast (S66°E)
  • Tabuk, Kalinga, 86.54 kilometers (53.78 miles) to the Northeast (N52°E)

Distance from Manila: 266.68 kilometers (165.71 miles) to the South (S4°E)

Notes

  1. Unless otherwise specified, population count (excluding percentages), household data, and land area figures are derived from the Philippine Statistics Authority.
  2. Data on registered voters is from the Commission on Elections.
  3. Data on annual regular income is from the Bureau of Local Government Finance, Department of Finance
  4. Postal code information is from the Philippine Postal Corporation.
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