Livestock sector plays a prominent role in rural economy for supplementing the income of rural households particularly for landless labourers, small and marginal farmers. The study was conducted to understand the growth and trends of livestock population in India, Karnataka and North-eastern Karnataka. The secondary data pertained to livestock population was collected from various sources. The study revealed that, In India, the growth in total livestock during 1982-2012 indicated that it had grown at an annual growth rate (AGR) of 0.69 per cent. Among livestock, cattle registered an AGR of 0.21 per cent, while buffalo, sheep and goat registered an AGR of 2.31, 1.95 and 1.31 per cent respectively. Whereas in Karnataka, the growth in total livestock was reported at an AGR of 1.13 per cent during 1982-2012. The growth in total livestock of North-Eastern Karnataka (1982-2012) showed with an AGR of 1.68 per cent. Whereas, cattle population growth rate was registered with a negative AGR of -0.21 per cent, but buffalo, sheep and goat registered an AGR of 1.95, 4.35 and 2.17 per cent respectively.