The purpose of this study was to establish the relationship between ESP and ICT Integration in selected public schools in Kenya. The study adopted descriptive research design in data collection and analysis. The study population consisted of 1, 050 Principals, 3,150 teachers and 8 officers in charge of ICT at the Ministry Headquarters. It was established that; ICT infrastructure support and ICT capacity building support had significant relationship to ICT integration. The study concluded that ESP programme led to improving ICT integration in schools, It was also found out that despite the inadequate ICT infrastructure in schools, the ESP programme has influenced acquisition of ICT infrastructure. Thirdly, despite the extent of ICT capacity building in schools being low, the ESP programme has provided the teachers and staff with the motivation to improve their own ICT capacity as evidenced by individual efforts to pursue some professional development in ICT.