In mid-2004, CD Sinagoga became a registered club of the Santo Antão North Zone Football Association and participated for the first time in the 2005 season. Sinagoga won their first cup title in 2005 and then their second in 2014 and are now two clubs in the North Zone possessing the second most cup titles, the other being Rosariense. As cup winner, Sinagoga faced off against the champion Paulense in the 2014 in the Santo Antão North Zone Super Cup and lost to Paulense. Also in 2014, Sinagoga won their only opening tournament title. Sinagoga finished first in the Santo Antão North Zone with 28 points, 9 wins and a draw, it was the best season the club had. Now, Sinagoga won their only championship title for the 2015/16 season, it is one of some clubs in Cape Verde that appeared in the
national championship for the first time in mid May, the club finished last in Group A with 2 points, four goals were scored and never got a win. Also Sinagoga made it up to the finals of the 2016 North Zone's cup and lost to Paulense. Sinagoga faced Paulense, overall their second time the cup winner in the Northern Santo Antão Super Cup and Sinagoga became the recent club the claim the first title. Also as champion of the North Zone, Sinagoga qualified into the Santo Antão Super Cup for the first time, Sinagoga lost the competition in the finals to
Académica do Porto Novo. In the 2016–17 season, the club had a near successful season but finished as a runner-up in the regional Premier Division behind Paulense again, they had 15 points, four wins and four draws and had fewer goals scored with 13, fourth overall which was fewer than fifth placed Os Foguetões. It was a different direction for Sinagoga as Paulense was out in the quarterfinals in the North Zone's cup competition, Sinagoga reached the semis on February 25 and on April 17, the finals and the club lost in the penalty shootouts to
Rosariense.. Sinagoga started off the 2017–18 season well with better performance than Paulense but not Rosariense as they would be in mid-position, they had 7 points with two wins and a draw with their recent on January 21 with a 1–0 win over
Foguetões. At the seventh round, Sinagoga remain fifth with the same points they had at the fourth round. Sinagoga lost to Paulense on February 11 and started to lose a chance for another title. A goal draw was made with Beira Mar on March 3 and another loss was made in the 9th round. Sinagoga was fourth place, their maximum position for the season. Sinagoga's last challenge, a three-goal draw with Rosariense and finished with the same wins draws and 9 points with
Beira Mar, Sinagoga conceded 18 goals, more than that club. It was thought to be good news was they originally fled the relegation zone as they finished fifth, Paulense being awarded a 3–0 win over Santo Crucifixo in mid April. Sinagoga will be relegated for the first time next season as they officially finished last. Sinagoga was one of the three remaining Premier Division clubs, the others being
Desportivo and
Os Foguetões. ==Logo and uniform==