| Hayes Site 3 AR 37 | |
| Map Type: | USA Arkansas |
| Coordinates: | 34.4425°N -91.6092°W |
| Location: | Stuttgart, Arkansas, Arkansas County, Arkansas,  United States |
| Region: | Arkansas County, Arkansas |
| Cultures: | Plum Bayou culture |
| Architectural Styles: | platform mounds, plaza |
| Notes: | Responsible body: private |
| Precolumbian: | yes |
The Hayes site (3 AR 37) is an archaeological site located next to Bayou Meto in Arkansas County, Arkansas. It was inhabited by peoples of the Plum Bayou culture (650–1050 CE), in a time known as the Late Woodland period.
The site consisted of four platform mounds with a plaza. The site has not been excavated but ceramics typical of the Plum Bayou culture have been found at the site.[1]