Buffett akaberekwa muna 1930 muOmaha, Nebraska, wechipiri pavana vatatu uye mwanakomana chete waLeila (née Stahl) uye Congressman Howard Buffett. Buffett akatanga dzidzo yake paRose Hill Elementary School. Muna 1942, baba vake vakasarudzwa kuti vatange mazwi mana muUnited States Congress, uye mushure mekutamira nemhuri yake kuWashington, DC, Warren akapedza chikoro chepuraimari, akaenda kuAlice Deal Junior High School uye akapedza kudzidza kuWoodrow Wilson High School muna 1947, apo mufananidzo wake wegore rechikoro wepamusoro unoti: "anofarira math; mutengesi wemari yemberi. "Pashure pokupedza chikoro chesekondari uye kuwana kubudirira pamwe nekambani yake yekutsvaga mari uye mari yekutsvaga mari, Buffett aida kupfuurira kuenda kukoreji zvakananga mubhizimisi, asi akavhiringidzwa nababa vake.
Nebraska