The 2000 population of the City of New Braunfels was 36,494. On March 12, 2007, the City Council declared the population to be over 50,000 with the population estimated to be 51,066. 

In conjunction with the U.S. Census Bureau, the State Data Center at UTSA serves as the focal point for the distribution of census data as well as the development of estimates and projections for non-census years. It can provide further information for the City as well as the County and State level. 

New Braunfels Census Profiles - General, Social, Economic, and Housing characteristics
State Data Center website - Provides city estimates and county projections.
American Fact Finder - National Census Data website