| Place Name | Hilmar-Irwin |
| Place Type | Census Designated Place |
| ZIP Code(s) | 95324 |
| County | Merced County |
| Area Code(s) | 209 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 4,795 |
| Population Growth Rate (2010-19) | -0.63% |
| Majority Ethnicity | White 66.34% |
| Metro/Micro Stats Area | Merced, CA |
| US Congressional District(s) | California 16th |
| State Assembly Districts | 21 |
| State Senate Districts | 12 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 66.34% |
| African American | 0% |
| Hispanic | 0.37% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 33.29% |