| County : | Shelby County |
| State : | Iowa (IA) |
| Land Area : | 590.78 sq mi |
| Water Area : | 0.57 sq mi |
| Latitude : | 41.6790143 |
| Longitude : | -95.3089173 |
| Population (2010): | 12,167 |
| Population Estimate (2012) : | 12,158 |
| Population Density : | 20.59/sq mi |
| Housing Units (2012) : | 5,542 |
| Median Household Income (2012) : | $47,731 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $60,156 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $104,600 (Iowa : $123,000, USA : $181,400) |
Shelby County Cities / Towns
| Corley (26) | Defiance City (284) | Earling City (437) |
| Elk Horn City (662) | Harlan City (5,106) | Irwin City (341) |
| Jacksonville (30) | Kirkman City (64) | Panama City (221) |
| Portsmouth City (195) | Shelby City (641) | Tennant City (68) |
| Westphalia City (127) |
Shelby County Zip Codes
| 50022 (8,494) | 51446 (511) | 51447 (228) |
| 51454 (1,346) | 51455 (2,306) | 51521 (2,036) |
| 51527 (530) | 51529 (1,671) | 51530 (854) |
| 51531 (914) | 51537 (6,703) | 51543 (445) |
| 51552 (301) | 51562 (449) | 51565 (501) |
| 51570 (1,039) | 51577 (1,184) | 51578 (79) |