| Key | Value |
| addr:city | Cairo |
| addr:housenumber | 1400 |
| addr:postcode | 62914 |
| addr:state | IL |
| addr:street | Washington Avenue |
| architect | Alfred B. Mullet |
| building | public |
| description | Served as court house, post office and custom house until 1942. |
| heritage | 2 |
| heritage:operator | nrhp |
| heritage:website | https://www.nps.gov/subjects/nationalregister/index.htm |
| historic | maritime |
| nrhp:criteria | (A), (C) |
| nrhp:inscription_date | 1973-07-24 |
| old_name:1872-1942 | Cairo Custom House |
| protection_title | City of Cairo, Illinois |
| ref:nrhp | 73000689 |
| source_ref | https://catalog.archives.gov/id/28891706 |
| start_date | 1872 |
| tourism | museum |
| website | https://www.nps.gov/places/cairo-custom-house-museum.htm |