|Ordered||7 Dec 1940|
|Laid down||26 Jun 1941||Flender Werke AG, Lübeck (werk 304)|
|Launched||13 Jun 1942|
|Commissioned||5 Aug 1942||Ltnt. Heinz Koch|
|Successes||No ships sunk or damaged|
Men lost from U-boats
Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-304 did not suffer any casualties (we know of) until the time of her loss.