| Tlahuelilpan | |
| Settlement Type: | Municipality and town |
| Mapsize: | 300px |
| Pushpin Map: | Mexico Hidalgo#Mexico |
| Pushpin Label Position: | above |
| Pushpin Mapsize: | 300 |
| Subdivision Type: | Country |
| Subdivision Name: |  Mexico |
| Subdivision Type1: | State |
| Subdivision Name1: | Hidalgo |
| Subdivision Type2: | Municipal seat |
| Subdivision Name2: | Tlahuelilpan |
| Area Total Km2: | 31.3 |
| Population As Of: | 2010 census |
| Population Total: | 17,153 |
| Population Density Km2: | auto |
| Coordinates: | 20.1297°N -99.2286°W |
Tlahuelilpan (pronounced as /es/; Nahuatl languages: Tlaualilpan|lit=place where the lands are irrigated)[1] is a town and one of the 84 municipalities of Hidalgo, in central Mexico. The municipality covers an area of . As of the 2010 census, the municipality had a total population of 17,153.[2]
On January 18, 2019, the town was the site of a deadly pipeline explosion, killing 130 people and causing 48 injuries.[3] [4] On March 24, 2019, a new leak from a clandestine gasoline operation was detected two months after the explosion that left 135 dead.[5]