Ruma Precinct is located in Randolph County, Illinois, USA. As of the 2010 census, its population was 817.^[2]

The median age range of people here were 36.2. In terms of race and ethnicity, majority of the people were Whites, which counted about 95%. There were also other races such as Hispanics which counted nearly as 3% and others as 1%. There were around 261 households, and in each house there were around 2.9 persons. In terms of marital status, it was seen that 67% were married. The education level of the people were good. 25.7% of the people had bachelor's degree or higher.^{[citation needed]}

Ruma Precinct covers an area of 59.16 square kilometres (22.84 sq mi).