The fire happened on Lilian Street in Crockett and was reported just before 7 a.m., officials said.
Fire officials said on X, formerly known as Twitter, when they arrived on scene, there was heavy smoke and flames from the bottom story of the home.
Officials say the person inside the home died.
MORE: 1 killed, 1 injured in early morning East Bay apartment fire
The fire was contained at around 8 a.m.
The cause of the fire is under investigation.
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