|Ordered||14 Oct 1941|
|Laid down||18 Dec 1942||Blohm & Voss, Hamburg (werk 200)|
|Launched||17 Sep 1943|
|Commissioned||4 Nov 1943||Oblt. Willi Müller|
|Successes||No ships sunk or damaged|
She was heavily damaged on 31 Aug 1944 in the Baltic Sea off Pillau by a British air-laid mine from the field "Tangerine". On 29 September she was taken out of service at Königsberg. Scrapped during 1944/45.
Men lost from U-boats
Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-1000 did not suffer any casualties (we know of) until the time of her loss.