There are 31 cities in Gwinnett County, Georgia.
Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | 2024 Population | 2020 Population | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Sandy Springs | 1 | 105,001 | 108,167 | -0.75% | 2,788 | 37.7 | City |
| Johns Creek | 2 | 80,615 | 82,585 | -0.61% | 2,616 | 30.8 | City |
| Dunwoody | 3 | 51,746 | 51,614 | 0.06% | 3,973 | 13.0 | City |
| Peachtree Corners | 4 | 42,101 | 42,239 | -0.08% | 2,613 | 16.1 | City |
| Tucker | 5 | 36,915 | 37,155 | -0.16% | 1,826 | 20.2 | City |
| Duluth | 6 | 32,509 | 31,872 | 0.49% | 3,207 | 10.1 | City |
| Lawrenceville | 7 | 31,157 | 30,588 | 0.46% | 2,259 | 13.8 | City |
| Sugar Hill | 8 | 26,143 | 25,125 | 0.98% | 2,340 | 11.2 | City |
| Suwanee | 9 | 23,545 | 21,015 | 2.76% | 2,145 | 11.0 | City |
| Snellville | 10 | 22,557 | 20,596 | 2.22% | 2,150 | 10.5 | City |
| Winder | 11 | 20,097 | 18,385 | 2.18% | 1,396 | 14.4 | City |
| Buford | 12 | 18,652 | 17,136 | 2.07% | 1,023 | 18.2 | City |
| Norcross | 13 | 18,209 | 17,544 | 0.92% | 2,966 | 6.1 | City |
| Loganville | 14 | 17,282 | 14,217 | 4.64% | 2,335 | 7.4 | City |
| Lilburn | 15 | 16,387 | 14,285 | 3.31% | 2,428 | 6.7 | City |
| Braselton | 16 | 16,180 | 13,610 | 4.13% | 1,218 | 13.3 | Town |
| Clarkston | 17 | 14,283 | 14,733 | -0.78% | 7,741 | 1.8 | City |
| Mountain Park | 18 | 13,631 | 13,176 | 1.1% | 2,353 | 5.8 | CDP |
| Flowery Branch | 19 | 12,304 | 9,515 | 6% | 1,706 | 7.2 | City |
| Doraville | 20 | 10,835 | 10,615 | 0.51% | 2,167 | 5.0 | City |
| Auburn | 21 | 10,400 | 7,552 | 7.35% | 1,536 | 6.8 | City |
| Dacula | 22 | 7,901 | 6,897 | 3.28% | 1,515 | 5.2 | City |
| Stone Mountain | 23 | 6,504 | 6,700 | -0.75% | 3,939 | 1.7 | City |
| Hoschton | 24 | 6,268 | 2,746 | 16.33% | 1,167 | 5.4 | City |
| Grayson | 25 | 5,079 | 4,663 | 2.09% | 2,081 | 2.4 | City |
| Berkeley Lake | 26 | 2,024 | 2,043 | -0.25% | 1,164 | 1.7 | City |
| Pendergrass | 27 | 1,838 | 1,706 | 1.83% | 484 | 3.8 | Town |
| Walnut Grove | 28 | 1,659 | 1,323 | 5.33% | 581 | 2.9 | City |
| Bethlehem | 29 | 799 | 710 | 2.83% | 310 | 2.6 | Town |
| Carl | 30 | 233 | 208 | 2.64% | 215 | 1.1 | Town |
| Rest Haven | 31 | 45 | 43 | 0% | 290 | 0.2 | Town |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Sandy Springs is the largest city in Gwinnett County.
Rest Haven is the smallest city in Gwinnett County.
There are 31 cities in Gwinnett County, Georgia.