| Trilla | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Illinois |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Coles |
| Subdivision Type3: | Township |
| Subdivision Name3: | Pleasant Grove |
| Area Footnotes: | [1] |
| Area Total Km2: | 0.50 |
| Area Land Km2: | 0.50 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 0.19 |
| Area Land Sq Mi: | 0.19 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 156 |
| Population Density Km2: | 312.44 |
| Population Density Sq Mi: | 808.29 |
| Elevation Footnotes: | [2] |
| Elevation M: | 199 |
| Elevation Ft: | 653 |
| Coordinates: | 39.375°N -88.3503°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 62440 |
| Blank Name: | FIPS code |
| Blank Info: | 17-76017 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0419840 |
| Unit Pref: | Imperial |
Trilla is an unincorporated community in Pleasant Grove Township, Coles County, Illinois, United States.
Trilla is located at 39.375°N -88.3503°W at an elevation of 653 feet.
Trilla's ZIP code is 62469.
Coles County Zipline provides dial-a-ride bus transit service to the city. The nearest passenger rail service is at Mattoon station, where Amtrak operates to Chicago, Carbondale, New Orleans, and other destinations.