Lockwood is a census-designated place (CDP) in Yellowstone County, Montana, United States. It is not an organized city or town. Lockwood had the largest growth rate in the state of Montana with 57.8% growth since 2000. The 2020 census put Lockwood's population at 7,195. Lockwood is a suburb of Billings and is the second largest community in the Billings Metropolitan Area. Annexation of Lockwood to Billings has been studied; however, the June 2009 Billings City Council Annexation Plan states that the city has no plans to annex Lockwood in the foreseeable future. Lockwood is the site of a major Exxon refinery.
Zip Codes in Lockwood, MT that we also serve: 59101