| Year |
City of North Augusta |
Aiken County |
| 1950 |
3,659 |
53,137 |
| 1960 |
10,348 |
81,038 |
| 1970 |
12,883 |
91,023 |
| 1980 |
13,593 |
105,625 |
| 1990 |
15,684 |
120,940 |
| 1991 |
15,801 |
123,372 |
| 1992 |
15,918 |
125,804 |
| 1993 |
16,036 |
128,236 |
| 1994 |
16,156 |
130,668 |
| 1995 |
16,276 |
133,100 |
| 1996 |
16,397 |
135,532 |
| 1997 |
16,519 |
138,243 |
| 1998 |
17,015 |
135,920 |
| 1999 |
17,182 |
137,290 |
| 2000 |
17,574 |
142,552 |
|