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| 661st Radar Squadron | |
|---|---|
 Emblem of the 671st Radar Squadron | |
| Active | 1949-1974 |
| Country | United States |
| Branch | United States Air Force |
| Type | General Radar Surveillance |
The 661st Radar Squadron is an inactive United States Air Force unit. It was last assigned to the 23d Air Division, Aerospace Defense Command, stationed at Selfridge Air Force Base, Michigan. It was inactivated on 1 July 1974.
The unit was a General Surveillance Radar squadron providing for the air defense of the United States.
