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San Ildefonso
City in Ilocos Sur, Philippines
Overview
San Ildefonso is a small, picturesque municipality in Ilocos Sur, Philippines, best known for its rural charm, welcoming locals, and proximity to natural attractions. Visitors enjoy peaceful countryside scenery, historic churches, and a taste of everyday Ilocano life.
Geographic Context
Jurisdiction
Philippines
Province
Ilocos Sur
Population
8,213
Time Zone
Asia/Manila
Coordinates
17.62°, 120.37°
Key Metrics
Safety Score · estimate
68
Female Safety
60
LGBTQ+ Safety
35
Traffic Safety
53
Food Safety
62
Monthly Cost · estimate
$390
Local Cost
$205
Local Income
$220
Cashless
25
English
65
Temperature
25.7°C
Summer Avg
25.9°C
Winter Avg
24.2°C
Record High
38.7°C
Record Low
15.3°C
Humidity
77%
Precipitation
2728 mm
Internet Speed
60 Mbps
Upload
15 Mbps
Latency
34 ms
City Vibrancy
—
Coworking
0
Cafes
0
Nightlife
0
Parks
0
Explore
Data sources
Source-backed data
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Record updated 2025-12-07.
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
Oyster List city price estimates - Price origins are unverified. Available generation methods include AI estimates; stored records do not identify a survey, observation period, or model for each price. Record updated 2026-01-14.
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores include model-assisted estimates. Stored records do not identify supporting observations for each score. Model-reported confidence: 63/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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