Sinai is located in Brookings County, SD. The population is 125, making Sinai the 9th largest city in Brookings County.
There are 0 public schools in Sinai with an average Homefacts rating of NA. The total crime rate for Sinai is very low , and there are 2 registered sex offenders residing in the city. Unemployment in Sinai is low and the median home sales price is $0. Detailed and up-to-date Sinai property reports are available for any property address.
Cities near Sinai include Lake Sinai Township, Oslo Township and Bangor Township.