| Population | 1,580 (2010), see rank |
| House Units | 328, see rank |
| Race | Whites:47.8%, Hispanics:71.4%, Blacks:14.9%, Asians:3.4%, Others:33.8% |
| Population Density: | 13,006.09/sq mi, see rank |
| Median Household Income: | $48,482, see rank |
| Median House Price: | $314,600, see rank |
| Time Zone: | Pacific GMT -8:00 with Daylight Saving in the Summer |
| Land Area: | 0.12 sq mi, see rank |
| Water Area: | 0.00 sq mi (0.00%), see rank |
| State: | California |
| Area: | Los Angeles-Long Beach-Santa Ana, CA |
| County: | Los Angeles County |
| City: | South Monrovia Island |
| Census Tract: | 431200 |
| School District: | Duarte Unified School District ![](\"http://www.usa.com/img/s5.gif\") |