Unemployment across much of the U.S. continues to register at historically low levels, thanks to an improved job market. As of July, the nation’s unemployment rate averaged 3.8%, according to non-seasonally adjusted data from the Bureau of Labor Statistics. That reading was unchanged month-over-month and year-over-year, marking the 17th consecutive month below 4%. Among the nation’s 50 largest markets, Baltimore claimed the lowest unemployment rate in July at 1.7%, followed by Miami at 1.9%. Alternatively, Las Vegas posted the highest unemployment rate in July at 6.1%. The next worst performer was Los Angeles, with unemployment at 5.4%. Unemployment rates in July were higher than a year ago in 30 of the nation’s largest markets, lower in 18 markets and unchanged in two. The most improved unemployment rates over the past year were seen in Baltimore (-170 bps), Cleveland (-140 bps) and Pittsburgh (-130 bps). The weakest performances were in Newark (+120 bps), San Jose (+90 bps), Austin (+80 bps) and Oakland (+80 bps).