The Elz (German: [ˈɛlts] ) is a small river in Baden-Württemberg, Germany, a right tributary of the Neckar. It rises in the Odenwald. The Elz flows through Mudau, Limbach and Mosbach before reaching the Neckar in Neckarelz, a borough of Mosbach. Its length is 40 kilometres.

(River length according to LUBW online map )

• Eisengraben, left tributary, 2.4 km
• Wasserrausch, left tributary, 2.3 km
• Steinigsbächlein, left tributary, meets the Elz in (Mittel-)Langenelz, 0.9 km
• Seeschlagbächlein, left tributary, 1.3 km
• Einbach, left tributary, 2.6 km
• unnamed creek, right tributary, 2.5 km
• Landgraben, left tributary, 5.4 km
• unnamed creek, right tributary, 2.4 km
• Guckenbach, left tributary, meets the Elz in Rittersbach, 4.7 km
• Muckbach, right tributary, 3.8 km
• unnamed creek, right tributary, 1.4 km
• Auerbach, left tributary, 5.7 km
• unnamed creek, right tributary, 0.7 km
• Luttenbach, left tributary, 2.4 km
• Danterquellgraben, left tributary,
• Trienzbach, right tributary, 19.1 km
• unnamed creek, left tributary, 0.6 km
• Klingengraben, right tributary, 2.8 km
• Hasbach, right tributary, 3.6 km
• Wolfsgraben, right tributary, 1.7 km
• unnamed creek, left tributary,1.3 km
• unnamed creek, left tributary, 1.7 km
• unnamed creek, left tributary, 2.1 km
• Nüstenbach, right tributary, 5.2 km