The Council prepares the Register of Electors annually. There are 46,377 electors registered on the 2002/2003 Register. The cost of preparing the Register is borne by the council and is estimated to be €80,310 in 2003.
| Area | number |
|---|---|
| Ballymote | 9,305 |
| Dromore | 5,265 |
| Sligo/Drumcliffe | 11,384 |
| Sligo/Strandhill | 13,387 |
| Tubbercurry | 6,879 |