| Pueblo Federal Building | |
| Location: | 421 N. Main St., Pueblo, Colorado, United States |
| Coordinates: | 38.2711°N -104.6083°W |
| Built: | 1897 |
| Architect: | William Aiken |
| Architecture: | Late 19th and 20th Century Revivals, Italian Renaissance Palazzo |
| Added: | January 3, 1978 |
| Refnum: | 78000881 |
The Pueblo Federal Building is a historic government building in Pueblo, Colorado, built in 1897. The building serves as a federal courthouse and post office. It was listed on the National Register of Historic Places in 1978.
It was designed by architect William Aiken. It was built at cost of $275,000. "The Post Office is characteristic of many other fine government structures constructed in the late 1800s, though it is the only example of this type of architecture in the region."[1]