| Place Name | Marvin |
| Place Type | Village |
| ZIP Code(s) | 28173 |
| GEOID | 3741720 |
| County | Union County |
| Area Code(s) | 704,980 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 6,326 |
| Majority Ethnicity | White 70.95% |
| Metro/Micro Stats Area | Charlotte-Concord-Gastonia, NC-SC |
| US Congressional District(s) | North Carolina 9th |
| State House Districts | 68 |
| State Senate Districts | 35 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 70.95% |
| African American | 8.16% |
| Hispanic | 0% |
| Asian | 15.75% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 5.14% |