Ka kammala wannan magana: A Wasannin Olympics na shekara ta 2012 da aka yi a Landan, Schmitt ya ci zinare biyar: zinare uku, azurfa ɗaya, da tagulla ɗaya. A cikin taronta na farko, tseren tseren mita 4×100, Schmitt ya lashe tagulla tare da Missy Franklin, Jessica Hardy da Lia Neal, tare da tawagar Amurka da suka kammala na uku a bayan kungiyoyin mata daga Australia da Netherlands. Yin iyo a kafa, Schmitt yana da rabo na 53.54 seconds kuma tawagar ta gama tare da jimlar lokaci na 3:34.24, rikodin Amurka. Schmitt ta lashe lambar yabo ta farko ta Olympics a rayuwarta, azurfa, a tseren mita 400, kuma ta yin hakan, ta kafa tarihin Amurka don taron. Lokaci na 4:01.77 ya kasance kawai 0.32 seconds a baya ga mai nasara Camille Muffat. A nata na biyu kuma na karshe na mutum, tseren mita 200, Schmitt ta lashe zinare yayin da ta kafa sabon tarihin wasannin Olympic na 1: 53.61, wanda kuma sabon tarihin Amurka ne. A tseren, Schmitt ya ci nasara da tazarar 1.97 seconds a kan Muffat. A cikin
4 × 200-mita freestyle relay, Schmitt ta sami zinare na biyu bayan ta wuce Alicia Coutts ta Ostiraliya kuma ta jagoranci filin tare da raba 1: 54.09 a matsayin kafa mai kafa. Har ila yau, a cikin tawagar da ta lashe tseren mita 4 × 200 akwai Missy Franklin, Dana Vollmer da Shannon Vreeland. A cikin taron ta na ƙarshe, 4 × 100 mita medley relay, Schmitt ta sami zinare tare da Missy Franklin, Rebecca Soni, da Dana Vollmer. Yin iyo a cikin freestyle kafa, Schmitt ya yi rikodin lokaci na 53.25, kuma ƙungiyar Amurka ta ci gaba da kafa tarihin duniya tare da lokaci na 3:52.05, ta inganta rikodin da China ta mallaka na 3:52.19 da aka kafa a shekarar 2009.