 | |
| Utopia base | |
| Aliases: | Utopia Base |
| Category: | Headquarters |
| Continent: | North America |
| Country: | United States of America |
| State: | California |
| City: | San Francisco |
| Residents: | X-Men; Mutants |
| 1st appearance: | Dark Avengers 8 |
Utopia Base is a fictional location featured in comic books published by Marvel Comics. It is associated with the X-Men line of titles and first appeared as a terrestrial headquarters in Dark Avengers #8 in October, 2009.