Mobile City, Texas

Mobile City, Texas
Ivey Lane in Mobile City
Location of Mobile City in Rockwall County, Texas
Coordinates: 32°55′22″N 96°24′40″W / 32.92278°N 96.41111°W / 32.92278; -96.41111
CountryUnited States
StateTexas
CountyRockwall
Area
  Total
0.01 sq mi (0.04 km2)
  Land0.01 sq mi (0.04 km2)
  Water0.00 sq mi (0.00 km2)
Elevation
591 ft (180 m)
Population
 (2020)
  Total
142
  Density14,000.00/sq mi (5,377.86/km2)
Time zoneUTC-6 (CST)
  Summer (DST)UTC-5 (CDT)
Area code(s)214, 469, 945, 972
FIPS code48-48858
GNIS feature ID2411129

Mobile City is a city in Rockwall County, Texas, United States on the outskirts of Rockwall. The population was 142 at the 2020 census. It currently has the highest population density of any city in Texas, and is the only Texas city (and the smallest city in the country) with a population density of over 10,000 people per square mile.