The city of Red Oak encompasses the following counties: Ellis City Type: Rural/City. Red Oak's government type is Council-Manager.
Red Oak encompasses land area: 7.8 sq mi (20.3 km2), water area: 0 sq mi (0 km2). The elevation is 607 ft (185 m) above sea level. According to the 2010 United States Census, the local population is 4,301 (city proper). This equates to a population density of 550/sq mi (212.4/km2). The local time zone is Central (UTC-6).
Local area codes are 972. The Federal Information Processing Standard (FIPS) code for the city is 48-61196, which is used in computer filings when non-government agencies and contractors fulfill government contracts. Additional information and the official website of the city is found at RedOakTX.org.