Barangay Profile

Barangay Ayusan I

Tiaong, Quezon, Region IV-A

PSGC 0405648002 ZIP 4325
2,712 Population
16th of 31 By Population
52 m Elevation
4325 ZIP Code
Philippines CALABARZON Quezon Tiaong Barangays Ayusan I
Direct Answer

Barangay Ayusan I is a barangay in Tiaong, Quezon, in the CALABARZON (Region IV-A) of the Philippines. Registered under PSGC code 0405648002 with ZIP code 4325, it had a 2020 Census population of 2,712. That makes it the 16th most populous of Tiaong's 31 barangays (2.5% of the municipal total of 107,666). It sits at about 52 m above sea level at coordinates 13.9549, 121.3084.

Overview

Barangay Ayusan I is a local community situated within Tiaong, Quezon. Serving as the primary administrative building block of local governance, it connects local residents directly to municipal public services, community development, and regional infrastructure networks.

Demographics & Population Trends

Insights into growth, age distributions, and household composition.

Historical Population Growth

Barangay Ayusan I is tracked across every census round conducted by the Philippine Statistics Authority. The table and bar chart below trace its recorded population from 1990 to 2020, together with the annualized growth rate and net population change between counts. Read side by side, they show whether Ayusan I is expanding, contracting, or holding steady within Tiaong, a signal that informs housing demand, school-age population, and the delivery of local public services.

Census Date Population Growth Net
1990 May 1 1,525 — —
1995 Sep 1 1,698 +2.03% 173
2000 May 1 2,142 +5.11% 444
2007 Aug 1 2,193 +0.33% 51
2010 May 1 2,324 +2.13% 131
2015 Aug 1 2,418 +0.76% 94
2020 May 1 2,712 +2.44% 294
1,525
1,698
2,142
2,193
2,324
2,418
2,712
1990
1995
2000
2007
2010
2015
2020

Age Distribution (2015 Census)

The age profile of Barangay Ayusan I is drawn from the 2015 Census and grouped into five-year age bands. The table and bar chart below show how residents split across the young dependent population, the working-age population, and older residents, the balance that drives the local dependency ratio and median age. A community weighted toward working-age adults points to a wider labor force, while a broad base of children signals future demand for schools, health centers, and youth programs in Tiaong.

Age Group Population Share
Under 1 65 2.69%
1 to 4 198 8.19%
5 to 9 242 10.01%
10 to 14 253 10.46%
15 to 19 258 10.67%
20 to 24 221 9.14%
25 to 29 172 7.11%
30 to 34 173 7.15%
35 to 39 179 7.4%
40 to 44 155 6.41%
45 to 49 145 6%
50 to 54 102 4.22%
55 to 59 81 3.35%
60 to 64 72 2.98%
65 to 69 34 1.41%
70 to 74 30 1.24%
75 to 79 21 0.87%
80 and over 17 0.7%
Under 1
65
1 to 4
198
5 to 9
242
10 to 14
253
15 to 19
258
20 to 24
221
25 to 29
172
30 to 34
173
35 to 39
179
40 to 44
155
45 to 49
145
50 to 54
102
55 to 59
81
60 to 64
72
65 to 69
34
70 to 74
30
75 to 79
21
80 and over
17
758

Young population (0-14) · 31.35%

1,558

Working-age population (15-64) · 64.43%

102

Older population (65+) · 4.22%

Household Trends

Household formation in Barangay Ayusan I is measured each census through the number of households and the average household size. The table and bar chart below plot how the household count has moved across the years. A rising number of households alongside a falling average size usually reflects smaller family units and new home formation, while a steady average size suggests multigenerational living remains common. These figures help gauge local housing stock, utility demand, and the pace of residential development in Tiaong.

Census Date Households Avg. Size
1990 May 1 297 5.13
1995 Sep 1 350 4.85
2000 May 1 466 4.6
2007 Aug 1 470 4.67
2010 May 1 525 4.43
2015 Aug 1 594 4.07
297
350
466
470
525
594
1990
1995
2000
2007
2010
2015

Location & Environment

Geographic coordinates, comparative elevation, and environmental risk profile.

16th of 31

Relative rank among Tiaong's barangays by 2020 population.

52 m Elevation

Elevation profile, compared to the 52 m municipal median.

Barangay Ayusan I is located at approximately 13.9549, 121.3084 (13°57'18" N, 121°18'30" E) on Luzon , roughly 52 meters above sea level.

Hazard Profile & Risk Context

Typhoon

CALABARZON lies along the main track of Pacific tropical cyclones and sees frequent typhoon passage during the June to November season.

High
Earthquake

CALABARZON is seismically active, with movement along nearby faults and trenches capable of producing strong earthquakes.

High
Flooding

Localized flooding can occur during heavy rainfall, depending on drainage and proximity to rivers and low ground.

Moderate

General planning context derived from topographic models. Refer to PHIVOLCS and municipal DRRMO advisories for official disaster risk mapping.

Governance & Administrative Record

Local administration setup and statutory registry parameters.

As the primary administrative tier in the Philippines, Barangay Ayusan I in municipality of Tiaong, province of Quezon is led by an elected Punong Barangay alongside a Sangguniang Barangay composed of seven elected council members. The barangay council oversees neighborhood disputes via the Lupong Tagapamayapa, enacts local ordinances, and maintains peace and public safety.

Official Registry

PSGC Statutory Data Sheet

Barangay Name Ayusan I
PSGC Code 0405648002
Population (2020) 2,712
Rank in Municipality 16th of 31
Coordinates 13.9549, 121.3084 (13°57'18" N, 121°18'30" E)
Elevation 52 m above sea level
City / Municipality Tiaong
Province Quezon
Region CALABARZON
ZIP Code 4325

Surrounding Area & Local Culture

Nearby communities, cultural landmarks, and local services in Tiaong.

Local Directory

Businesses & Services in Tiaong

Verified hotels, restaurants, healthcare providers, financial services, and professional firms serving Barangay Ayusan I and the wider Tiaong area.

12 Businesses Listed

Frequently Asked Questions

Where is Barangay Ayusan I located?

Barangay Ayusan I is a barangay in Tiaong, Quezon, in the CALABARZON (Region IV-A) of the Philippines. Registered under PSGC code 0405648002 with ZIP code 4325, it had a 2020 Census population of 2,712. That makes it the 16th most populous of Tiaong's 31 barangays (2.5% of the municipal total of 107,666). It sits at about 52 m above sea level at coordinates 13.9549, 121.3084.

What is the population of Barangay Ayusan I?

2,712 as of the 2020 Census, the 16th largest of Tiaong's 31 barangays (2.5% of the municipal total).

What is the PSGC code of Barangay Ayusan I?

The PSGC code is 0405648002, a nine-digit identifier in the PSA classification.

What is the ZIP code of Barangay Ayusan I?

ZIP 4325, covering Tiaong and its barangays.

How many barangays does Tiaong have?

31 barangays per the PSA PSGC 1Q 2026 release.

Notes & Data Sources

  • Administrative boundaries sourced from the PSA PSGC 1Q 2026 dataset release.
  • Population figures and geographical metrics are integrated from official PhilAtlas and PSA Census records.