Barangay Profile

Barangay Guitnang Bayan I

San Mateo, Rizal, Region IV-A

PSGC 0405811005 ZIP 3318
35,121 Population
2nd of 48 By Population
21 m Elevation
3318 ZIP Code
Philippines CALABARZON Rizal San Mateo Barangays Guitnang Bayan I
Direct Answer

Barangay Guitnang Bayan I is a barangay in San Mateo, Rizal, in the CALABARZON (Region IV-A) of the Philippines. Registered under PSGC code 0405811005 with ZIP code 3318, it had a 2020 Census population of 35,121. That makes it the 2nd most populous of San Mateo's 48 barangays (12.7% of the municipal total of 276,449). It sits at about 21 m above sea level at coordinates 14.6952, 121.1196.

Overview

Barangay Guitnang Bayan I is a local community situated within San Mateo, Rizal. 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 Guitnang Bayan 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 Guitnang Bayan I is expanding, contracting, or holding steady within San Mateo, a signal that informs housing demand, school-age population, and the delivery of local public services.

Census Date Population Growth Net
1990 May 1 5,960 — —
1995 Sep 1 10,006 +10.19% 4,046
2000 May 1 15,071 +9.18% 5,065
2007 Aug 1 22,726 +5.83% 7,655
2010 May 1 24,707 +3.09% 1,981
2015 Aug 1 30,598 +4.16% 5,891
2020 May 1 35,121 +2.94% 4,523
5,960
10,006
15,071
22,726
24,707
30,598
35,121
1990
1995
2000
2007
2010
2015
2020

Age Distribution (2015 Census)

The age profile of Barangay Guitnang Bayan 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 San Mateo.

Age Group Population Share
Under 1 501 1.64%
1 to 4 2,149 7.02%
5 to 9 2,673 8.74%
10 to 14 2,662 8.7%
15 to 19 2,974 9.72%
20 to 24 2,918 9.54%
25 to 29 2,850 9.31%
30 to 34 2,518 8.23%
35 to 39 2,397 7.83%
40 to 44 2,056 6.72%
45 to 49 1,958 6.4%
50 to 54 1,588 5.19%
55 to 59 1,170 3.82%
60 to 64 920 3.01%
65 to 69 620 2.03%
70 to 74 296 0.97%
75 to 79 194 0.63%
80 and over 154 0.5%
Under 1
501
1 to 4
2,149
5 to 9
2,673
10 to 14
2,662
15 to 19
2,974
20 to 24
2,918
25 to 29
2,850
30 to 34
2,518
35 to 39
2,397
40 to 44
2,056
45 to 49
1,958
50 to 54
1,588
55 to 59
1,170
60 to 64
920
65 to 69
620
70 to 74
296
75 to 79
194
80 and over
154
7,985

Young population (0-14) · 26.1%

21,349

Working-age population (15-64) · 69.77%

1,264

Older population (65+) · 4.13%

Household Trends

Household formation in Barangay Guitnang Bayan 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 San Mateo.

Census Date Households Avg. Size
1990 May 1 1,149 5.19
1995 Sep 1 1,946 5.13
2000 May 1 3,199 4.69
2007 Aug 1 4,414 5.09
2010 May 1 5,653 4.34
2015 Aug 1 6,677 4.53
1,149
1,946
3,199
4,414
5,653
6,677
1990
1995
2000
2007
2010
2015

Location & Environment

Geographic coordinates, comparative elevation, and environmental risk profile.

2nd of 48

Relative rank among San Mateo's barangays by 2020 population.

21 m Elevation

Elevation profile, compared to the 79.4 m municipal median.

Barangay Guitnang Bayan I is located at approximately 14.6952, 121.1196 (14°41'43" N, 121°07'11" E) on Luzon , roughly 21 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 Guitnang Bayan I in municipality of San Mateo, province of Rizal 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 Guitnang Bayan I
PSGC Code 0405811005
Population (2020) 35,121
Rank in Municipality 2nd of 48
Coordinates 14.6952, 121.1196 (14°41'43" N, 121°07'11" E)
Elevation 21 m above sea level
City / Municipality San Mateo
Province Rizal
Region CALABARZON
ZIP Code 3318

Surrounding Area & Local Culture

Nearby communities, cultural landmarks, and local services in San Mateo.

Local Directory

Businesses & Services in San Mateo

Verified hotels, restaurants, healthcare providers, financial services, and professional firms serving Barangay Guitnang Bayan I and the wider San Mateo area.

12 Businesses Listed

Frequently Asked Questions

Where is Barangay Guitnang Bayan I located?

Barangay Guitnang Bayan I is a barangay in San Mateo, Rizal, in the CALABARZON (Region IV-A) of the Philippines. Registered under PSGC code 0405811005 with ZIP code 3318, it had a 2020 Census population of 35,121. That makes it the 2nd most populous of San Mateo's 48 barangays (12.7% of the municipal total of 276,449). It sits at about 21 m above sea level at coordinates 14.6952, 121.1196.

What is the population of Barangay Guitnang Bayan I?

35,121 as of the 2020 Census, the 2nd largest of San Mateo's 48 barangays (12.7% of the municipal total).

What is the PSGC code of Barangay Guitnang Bayan I?

The PSGC code is 0405811005, a nine-digit identifier in the PSA classification.

What is the ZIP code of Barangay Guitnang Bayan I?

ZIP 3318, covering San Mateo and its barangays.

How many barangays does San Mateo have?

48 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.