The area that is now New Mexico became part of Mexico after the  Mexican War of Independence in 1821. It was ceded to the United  States in 1848 after the Mexican-American Wâ¦ar and the Treaty of  Guadalupe Hidalgo.
Unlike nannies, babysitters often work part-time or on an âas-neededâ basis for several families at a time, and are paid hourly at the end of a shift. Hourly rates are influenced by cost of living and minimum wage laws. According to a 2017 survey of Sittercity babysitters, the U.S. national average is $13.95/hour.
1 San Francisco tops the list with an average babysitting rate of $14 per hour for one child, $16.75/hr for two children, and $19.25/hr for three children. 2  For more reasonable rates, head to Denver, where the average pay starts at $10.25 per hour for one child.