| Zip Code : | 62990 |
| City : | Olive Branch, Thebes village |
| County : | Alexander County |
| State : | Illinois (IL) |
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| Land Area : | 42.89 sq mi |
| Water Area : | 1.62 sq mi |
| Latitude : | 37.2285821 |
| Longitude : | -89.3988422 |
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| Population (2010): | 1,109 |
| Population Estimate (2012) : | 966 |
| Population Density : | 25.86/sq mi |
| Housing Units (2012) : | 510 |
| Median Household Income (2012) : | $24,830 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $30,481 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $61,800 (Illinois : $190,800, USA : $181,400) |