Disparities in colorectal cancer time-to-treatment and survival time associated with racial and economic residential segregation surrounding the diagnostic hospital, Georgia 2010–2015

•Residential segregation is a community feature that may influence hospital services.•Impact of residential segregation of hospitals for patient outcomes is not well known.•Oncology technologies were more available in lower segregation settings.•CRC patients diagnosed in more economically segregated hospitals had longer time-to-treatment.•CRC patients diagnosed in more economically segregated hospitals had longer survival.