Santa Rosa comprises 33 barangays with an estimated population of 85,687. 8 of its barangays (24%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Aguinaldo | 1,234 | 0 | Dead zone: no towers from any source |
| Berang | 2,532 | 0 | Dead zone: no towers from any source |
| Burgos | 1,609 | 1 | Crowdsourced signal only (no registered tower) |
| Cojuangco (Pob.) | 946 | 2 | Crowdsourced signal only (no registered tower) |
| Del Pilar | 514 | 2 | Crowdsourced signal only (no registered tower) |
| Gomez | 1,283 | 2 | Crowdsourced signal only (no registered tower) |
| Inspector | 890 | 1 | Crowdsourced signal only (no registered tower) |
| Isla | 2,944 | 1 | Crowdsourced signal only (no registered tower) |
| La Fuente | 3,053 | 5 | Crowdsourced signal only (no registered tower) |
| Liwayway | 2,847 | 3 | Crowdsourced signal only (no registered tower) |
| Lourdes | 1,325 | 0 | Dead zone: no towers from any source |
| Luna | 6,365 | 17 | Crowdsourced signal only (no registered tower) |
| Mabini | 1,340 | 0 | Dead zone: no towers from any source |
| Malacañang | 2,795 | 10 | Crowdsourced signal only (no registered tower) |
| Maliolio | 2,173 | 0 | Dead zone: no towers from any source |
| Mapalad | 4,603 | 9 | Crowdsourced signal only (no registered tower) |
| Rajal Centro | 3,267 | 5 | Crowdsourced signal only (no registered tower) |
| Rajal Norte | 1,523 | 5 | Crowdsourced signal only (no registered tower) |
| Rajal Sur | 3,121 | 1 | Crowdsourced signal only (no registered tower) |
| Rizal (Pob.) | 921 | 3 | Crowdsourced signal only (no registered tower) |
| San Gregorio | 538 | 2 | Crowdsourced signal only (no registered tower) |
| San Isidro | 3,513 | 3 | Crowdsourced signal only (no registered tower) |
| San Josep | 5,277 | 7 | Crowdsourced signal only (no registered tower) |
| San Mariano | 903 | 1 | Crowdsourced signal only (no registered tower) |
| San Pedro | 2,860 | 0 | Dead zone: no towers from any source |
| Santa Teresita | 2,079 | 0 | Dead zone: no towers from any source |
| Santo Rosario | 3,620 | 10 | Crowdsourced signal only (no registered tower) |
| Sapsap | 494 | 1 | Crowdsourced signal only (no registered tower) |
| Soledad | 15,621 | 13 | Crowdsourced signal only (no registered tower) |
| Tagpos | 2,619 | 0 | Dead zone: no towers from any source |
| Tramo | 553 | 2 | Crowdsourced signal only (no registered tower) |
| Valenzuela (Pob.) | 1,863 | 8 | Crowdsourced signal only (no registered tower) |
| Zamora (Pob.) | 462 | 1 | Crowdsourced signal only (no registered tower) |