| Official Zip Code Name | Sister Bay |
| Zip Code State | Wisconsin |
| Primary County: | Door |
| Area Code | 920 |
| Current Population: | 37081 |
| Racial Majority: | White 62.49% |
| Median Household Income | $55618 |
| Average Adjusted Gross Income | $89060 |
| Time Zone: | 6 |
| Elevation Range | 632 ft. |
| Area | 23.445 Sqm. |
| Coordinates(Y,X) | 45.184490, -87.104683 |