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| County : | Onslow County |
| State : | North Carolina (NC) |
| Land Area : | 762.74 sq mi |
| Water Area : | 143.17 sq mi |
| Latitude : | 34.7634600 |
| Longitude : | -77.5032971 |
| Population (2010): | 177,772 |
| Population Estimate (2012) : | 176,461 |
| Population Density : | 233.07/sq mi |
| Housing Units (2012) : | 68,226 |
| Median Household Income (2012) : | $45,812 (North Carolina : $46,450, USA : $53,046) |
| Median Family Income (2012) : | $50,533 (North Carolina : $57,146, USA : $64,585) |
| Median House Price (2012) : | $149,900 (North Carolina : $153,600, USA : $181,400) |
Onslow County Cities / Towns
| Half Moon (8,352) | Holly Ridge Town (1,268) | Jacksonville City (70,145) |
| North Topsail Beach Town (743) | Piney Green (13,293) | Pumpkin Center (2,222) |
| Richlands Town (1,520) | Sneads Ferry (2,646) | Surf City Town (1,853) |
| Swansboro Town (2,663) |
Onslow County Zip Codes
| 28445 (5,676) | 28454 (2,545) | 28460 (7,652) |
| 28518 (7,909) | 28521 (2,287) | 28539 (15,469) |
| 28540 (49,252) | 28543 (4,699) | 28544 (5,368) |
| 28546 (42,696) | 28547 (21,884) | 28555 (5,175) |
| 28572 (6,531) | 28574 (15,102) | 28582 (1,588) |
| 28584 (11,396) |