The Municipality
- Municipality
- San Ildefonso
- Province
- Bulacan
- Region
- Region III (Central Luzon)
- PSGC
- 0301419000
- Barangays
- 36
- Coastline
- No — landlocked
- Planning period
- 2025-2031
Barangays
Areas are computed from faeldon/philippines-json-maps (PSGC 2023-12-31 (PSA/NAMRIA via faeldon, MIT)). Where the municipality holds its own cadastral figures, those are the authority for land area and should be entered alongside these rather than replaced by them.
| Barangay | PSGC | Area (ha) | Population | Centroid |
|---|---|---|---|---|
| Akle | 0301419001 | 787.9 | not supplied | 15.0608, 121.0635 |
| Alagao | 0301419002 | 964.9 | not supplied | 15.0566, 121.0416 |
| Anyatam | 0301419003 | 290.6 | not supplied | 15.1014, 120.9461 |
| Bagong Barrio | 0301419006 | 332.0 | not supplied | 15.0144, 120.9913 |
| Basuit | 0301419007 | 567.0 | not supplied | 15.0396, 120.9940 |
| Bubulong Malaki | 0301419009 | 490.6 | not supplied | 15.0897, 120.9970 |
| Bubulong Munti | 0301419008 | 536.8 | not supplied | 15.0976, 121.0241 |
| Buhol na Mangga | 0301419010 | 1,461.0 | not supplied | 15.0929, 121.0510 |
| Bulusukan | 0301419011 | 560.6 | not supplied | 15.0831, 121.0213 |
| Calasag | 0301419012 | 244.8 | not supplied | 15.0733, 120.9294 |
| Calawitan | 0301419013 | 456.5 | not supplied | 15.0789, 120.9168 |
| Casalat | 0301419014 | 1,100.6 | not supplied | 15.0228, 121.0446 |
| Gabihan | 0301419015 | 802.0 | not supplied | 15.0559, 121.0124 |
| Garlang | 0301419016 | 109.6 | not supplied | 15.1135, 120.9499 |
| Lapnit | 0301419017 | 42.8 | not supplied | 15.0787, 120.9365 |
| Maasim | 0301419018 | 312.5 | not supplied | 15.0470, 120.9382 |
| Makapilapil | 0301419019 | 249.3 | not supplied | 15.0898, 120.9386 |
| Malipampang | 0301419020 | 298.8 | not supplied | 15.0566, 120.9417 |
| Mataas na Parang | 0301419038 | 404.6 | not supplied | 15.0919, 120.9592 |
| Matimbubong | 0301419021 | 157.7 | not supplied | 15.0651, 120.9451 |
| Nabaong Garlang | 0301419022 | 220.7 | not supplied | 15.1081, 120.9630 |
| Palapala | 0301419023 | 765.3 | not supplied | 15.0595, 120.9819 |
| Pasong Bangkal | 0301419024 | 645.5 | not supplied | 15.0126, 121.0210 |
| Pinaod | 0301419025 | 495.9 | not supplied | 15.0719, 120.9612 |
| Poblacion | 0301419026 | 116.5 | not supplied | 15.0799, 120.9478 |
| Pulong Tamo | 0301419027 | 224.4 | not supplied | 15.0693, 120.9072 |
| San Juan | 0301419028 | 74.5 | not supplied | 15.0838, 120.9400 |
| Santa Catalina Bata | 0301419029 | 76.5 | not supplied | 15.1005, 120.9707 |
| Santa Catalina Matanda | 0301419030 | 469.1 | not supplied | 15.0976, 120.9790 |
| Sapang Dayap | 0301419031 | 672.7 | not supplied | 15.0344, 121.0243 |
| Sapang Putik | 0301419032 | 862.3 | not supplied | 15.0440, 120.9638 |
| Sapang Putol | 0301419033 | 107.6 | not supplied | 15.0732, 120.9442 |
| Sumandig | 0301419034 | 514.3 | not supplied | 15.0752, 120.9848 |
| Telapatio | 0301419035 | 261.2 | not supplied | 15.0571, 120.9199 |
| Umpucan | 0301419037 | 504.8 | not supplied | 15.0713, 121.0192 |
| Upig | 0301419036 | 401.9 | not supplied | 15.0248, 120.9925 |