| Place Name | Melba |
| Place Type | City |
| ZIP Code(s) | 83641 |
| GEOID | 1651850 |
| County | Canyon County |
| Area Code(s) | 208 |
| Timezone | Mountain Standard Time (MST) |
| Population (2021) | 652 |
| Population Growth Rate (2010-19) | 11.50% |
| Majority Ethnicity | White 73.87% |
| Metro/Micro Stats Area | Boise City, ID |
| US Congressional District(s) | Idaho 1st |
| State House Districts | 11 |
| State Senate Districts | 11 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 73.87% |
| African American | 0.3% |
| Hispanic | 0.3% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 25.53% |