| Barangay | Population percentage (2020) | Population (2020) | Population (2015) | Change (2015‑2020) | Annual Population Growth Rate (2015‑2020) |
| Likud Bakkao | 25.97% | 1,476 | 1,351 | 9.25% | 1.88% |
| Taganak Poblacion | 74.03% | 4,207 | 3,376 | 24.61% | 4.74% |
| Turtle Islands Total | 5,683 | 4,727 | 20.22% | 3.95% |
The household population of Turtle Islands in the 2015 Census was 4,727 broken down into 782 households or an average of 6.04 members per household.
| Census date | Household population | Number of households | Average household size |
| 1990 May 1 | 2,292 | 369 | 6.21 |
| 1995 Sep 1 | 2,359 | 389 | 6.06 |
| 2000 May 1 | 3,600 | 646 | 5.57 |
| 2007 Aug 1 | 6,194 | 1,210 | 5.12 |
| 2010 May 1 | 3,772 | 656 | 5.75 |
| 2015 Aug 1 | 4,727 | 782 | 6.04 |
