There were 1,642 dairies that milked cows for the last time in 2023, bringing the number of dairy farms with a permit to sell milk in the United States to 26,290, a reduction of 5.9 percent of the nation’s dairy farms. Overall, herd size has grown 382 percent over the past 32 years keeping cow numbers relatively steady.
Source: Hoard’s Dairyman, March 11, 2024. Link.