This research aimed to study school curriculum development skills of teachers in basic education. Sample was 398 teachers who teach in basic education level. They were chosen by simple random sampling. Research instrument was school curriculum development skills evaluation form. Analyzing data by means and standards deviation then compared with the criteria. The research findings founded that teachers had school curriculum development skills in 4 sub skills – studying data related to school curriculum, designing school curriculum, implementing school curriculum, and evaluating school curriculum total average was at a high level.