ObjectiveInformation on tuberculosis (TB) treatment outcomes would be useful for the improvement of the TB control program. The aim of the present study was to evaluate treatment outcomes of TB and identify associated factors in TB patients at the Jinka General Hospital (JGH), remote Zone of Ethiopia.ResultThe result showed that 13.1% (154/1172) of the cases were cured, 60.9% treatment completed, 10.2% died and 9.1% were lost to follow-up. Thus, the overall treatment success rate was 74%. Male patients [AOR = 0.70 (0.52–0.93)] and HIV co-infected patients [AOR = 0.67 (0.45–0.98)] were associated with unsuccessful treatment outcomes.Electronic supplementary materialThe online version of this article (10.1186/s13104-017-3020-z) contains supplementary material, which is available to authorized users.