Population of Gwinnett, Georgia, and the United States
| YEAR | US | GEORGIA | GWINNETT |
| 1790 | 3,929,214 | 83,000 | |
| 1800 | 5,236,631 | 163,000 | |
| 1810 | 7,239,881 | 252,000 | |
| 1820 | 9,638,453 | 340,989 | 4,589 |
| 1830 | 12,866,020 | 516,823 | 13,289 |
| 1840 | 17,069,453 | 691,392 | 10,804 |
| 1850 | 23,191,876 | 906,185 | 11,257 |
| 1860 | 31,443,321 | 1,057,286 | 12,940 |
| 1870 | 38,558,371 | 1,184,109 | 12,431 |
| 1880 | 49,371,340 | 1,542,180 | 19,531 |
| 1890 | 62,979,766 | 1,837,353 | 19,899 |
| 1900 | 76,212,168 | 2,216,331 | 25,585 |
| 1910 | 92,228,496 | 2,609,121 | 28,824 |
| 1920 | 106,021,537 | 2,895,832 | 30,327 |
| 1930 | 123,202,624 | 2,908,506 | 27,853 |
| 1940 | 132,164,569 | 3,123,723 | 29,087 |
| 1950 | 151,325,798 | 3,444,578 | 32,320 |
| 1960 | 179,323,175 | 3,943,116 | 43,541 |
| 1970 | 203,211,926 | 4,587,930 | 72,349 |
| 1980 | 226,545,805 | 5,462,982 | 166,903 |
| 1990 | 248,709,873 | 6,478,216 | 352,910 |
| 2000 | 281,421,906 | 8,186,453 | 588,448 |