| Official Name: | Excello, Missouri |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Missouri#USA |
| Pushpin Label: | Excello |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Missouri |
| Subdivision Type2: | County |
| Subdivision Name2: | Macon County |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 0.89 |
| Area Land Km2: | 0.88 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 0.34 |
| Area Land Sq Mi: | 0.34 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 61 |
| Population Density Km2: | 69.11 |
| Population Density Sq Mi: | 178.89 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | PDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 866 |
| Coordinates: | 39.6336°N -92.4742°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 65247 |
| Area Code: | 660 |
| Blank Name: | FIPS code |
| Blank Info: | 29-23050 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2587067 |
Excello is an unincorporated community and census-designated place (CDP) in southern Macon County, Missouri, United States.[3] As of the 2020 United States census, it had a population of 61.[2]
An early variant name was "Emerson".[4] A post office called Excello has been in operation since 1869.[5]
Excello is located 8miles south of Macon and north of Moberly, one-half mile west of U.S. Route 63 on State Road T.
According to the U.S. Census Bureau, the Excello CDP has an area of, of which 0.001sqmi, or 0.29%, are water.[1] The community sits on high ground which drains west toward the East Fork of the Little Chariton River, a tributary of the Missouri River, and east toward Hoover Creek, part of the Salt River watershed flowing directly to the Mississippi.