| Place Name | Yarmouth |
| Place Type | Town |
| County | Barnstable County |
| Area Code(s) | 508,774 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 24,890 |
| Majority Ethnicity | White 88.09% |
| Metro/Micro Stats Area | Barnstable Town, MA |
| US Congressional District(s) | Massachusetts 9th |
| State House Districts | 1st Barnstable,2nd Barnstable |
| State Senate Districts | Cape and Islands |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 88.09% |
| African American | 6.11% |
| Hispanic | 0.12% |
| Asian | 2.71% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 2.98% |