List of counties in North Carolina List List

| County | FIPS_Code | County_Seat | Created | Origin | Etymology | Population_estimate_2011 | Area_ |
|---|---|---|---|---|---|---|---|
| Northampton County | 131 | Jackson | 1741 | Bertie County | James Compton, 5th Earl of Northampton (1687–1754), a British peer and politician | 21893 | 551 sq mi , (1,427 km2) |
| Onslow County | 133 | Jacksonville | 1734 | New Hanover County | Arthur Onslow (1691–1768), Speaker of the British House of Commons | 179716 | 909 sq mi , (2,354 km2) |
| Orange County | 135 | Hillsborough | 1752 | Bladen County, Granville County, and Johnston County | William V, Prince of Orange (1748–1806), the last Stadtholder of the Dutch Republic | 135755 | 401 sq mi , (1,039 km2) |
| Pamlico County | 137 | Bayboro | 1872 | Beaufort County and Craven County | Pamlico Sound and the Pamlico Native American tribe | 13197 | 566 sq mi , (1,466 km2) |