Preliminary results are expected to be all in by 10 o'clock tonight local time.
When Prime Minister Henry Puna announced the June 14 date for the general elections less than two months ago, there was a general feeling of relief that there would be only a short lead-up time to polling day.
Long campaign periods have been known to place the small communities in the Cook Islands under considerable pressure as party politics plays a major role in the lives of many.
Three political parties are contesting the elections - the ruling Cook Islands Party led by PM Henry Puna, Democratic Party whose leader Tina Browne is being promoted by the party as the country's first woman prime minister and One Cook Islands, the smallest political party that could end up holding the balance of power.
With 12 women vying for seats in Parliament it's the highest number ever to contest a general election, with the youngest being just 22 years old.
58 candidates are contesting the 24 seats in the Cook Islands Parliament